K. Krohn

K. Krohn, 2003, Fortschritte der Chemie organischer Naturstoffe = Progress in the chemistry of organic natural products. Progres dans la chimie des substances organiques naturelles.

Transition‐Metal‐Catalyzed Oxidations, 5. Oxygenation of ortho‐Alkylated α‐ and ß‐Naphthols to α‐Ketols

K. Krohn, D. Döring, P. Jones, 1992 .

Diethylstilbestrol-linked cytotoxic agents: synthesis and binding affinity for estrogen receptors.

G. Leclercq, K. Krohn, K. Kulikowski, 1989, Journal of medicinal chemistry.

Some Recent Highlights from Alkaloid Synthesis

K. Krohn, 2003 .

A reinvestigation of the Meerwein-Ponndorf-Verley reduction A highly efficient variation using zirconium catalysts

K. Krohn, B. Knauer, 1995 .

Zirconium-catalyzed amine oxidation: a mechanistic study.

W. Thiel, K. Krohn, 2002, Chemistry.

From Sugars to Carbocycles. 3. Synthesis of Validatol and 4-epi-Validatol from Mannose and Glucose

K. Krohn, G. Boerner, S. Gringard, 1994 .

Transition‐Metal‐Catalyzed Oxidations, 2. Titanium‐ or Zirconium‐Catalyzed Selective Dehydrogenation of Benzyl Alcohols to Aldehydes and Ketones with tert‐Butyl Hydroperoxide

K. Krohn, H. Rieger, Keramall Khambabaee, 1990 .

Total Synthesis of Anthracyclinone [New Synthetic Methods (60)]

K. Krohn, 1986 .

Synthesis of 4-deoxyrhodomycinones with incorporation of (s)-lactic acid

K. Krohn, U. Müller, 1986 .

Enantioselective synthesis of 3-demethoxyaranciamycinone via asymmetric epoxidation

K. Krohn, V. Schurig, K. Hintzer, 1984 .

Synthesis of anthracyclinones by electrophilic and nucleophilic addition to anthraquinones

K. Krohn, 1990 .

New Derivatives of Levoglucosan by Tandem Epoxide Allyl Alcohol Rearrangement‐Cuprate Cross‐Coupling

U. Flörke, K. Krohn, D. Gehle, 2005 .

Total Synthesis of Premithramycinone H and Related Anthrapyran Antibiotics

J. Vitz, K. Krohn, 2004 .

Highly Deoxygenated Sugars. II. Synthesis of Chiral Cyclopentenes via Novel Carbocyclization of C‐4 Branched Deoxysugars

K. Krohn, T. van Ree, D. Gehle, 2003 .

Efficient Synthesis and Biological Evaluation of Topopyrone C Derivatives

Habib-ur-Rehman, H. Hussain, K. Krohn, 2016, Chemistry of Natural Compounds.

HIGHLY DEOXYGENATED SUGARS. I. C2-BRANCHED GLUCOSE DERIVATIVES AND CARBON LINKED DEOXYGENATED DISACCHARIDES *

U. Flörke, K. Krohn, D. Gehle, 2002 .

Chiral building blocks from methyl α-D-mannopyranoside and methyl α-D-glucopyranoside for anthracyclinone synthesis

K. Krohn, H. Heins, E. Broser, 1987 .

Synthetische Anthracyclinone, XII. Totalsynthese des rac‐β1‐Rhodomycinons

K. Krohn, Andreas Rösner, 1979 .

Synthetische Anthracyclinone, VIII1) Totalsynthese des Daunomycinons

K. Krohn, K. Tolkiehn, 1979 .

Synthesis, EPR, ENDOR and TRIPLE resonance investigations of anthracycline‐related semiquinones

K. Krohn, P. Schuler, Wolfhard Koch, 1993 .

Synthetic anthracyclinones. XXVII: Anthracyclinones by intramolecular marschalk reaction ― Synthesis of the feudomycinones and rhodomycinones

K. Krohn, W. Priyono, 1984 .

Synthetische Anthracyclinone, VII. Synthese von DL‐4‐Desmethoxy‐7,10‐ethanodaunomycinon

K. Krohn, K. Tolkiehn, Hans-Hermann Ostermeyer, 1979 .

Synthetische Anthracyclinone, V Alkylierung von Anthrachinonen als variabler Syntheseweg zu Anthracyclinon‐Vorstufen

K. Krohn, C. Hemme, 1979 .

Stereoselektive Totalsynthese von Anthracyclinonen

K. Krohn, M. Radeloff, 1978 .

Prenylated anthronoid antioxidants from the stem bark of Harungana madagascariensis.

K. Krohn, S. Kouam, B. T. Ngadjui, 2005, Phytochemistry.

A new synthesis of ortho‐Quinones by transition‐metal‐mediated oxygenation of phenols with tert‐butylhydroperoxide and the mimoun oxodiperoxo molybdenum complex [Mo(O2)2O] · Py · HMPT

K. Krohn, H. Rieger, K. Khanbabaee, 1989 .

Asymmetric Syntheses ofα-Amino Acids

K. Krohn, J. Mulzer, M. Braun, 1990 .

rac-altersolanol A and related tetrahydroanthraquinones, total synthesis and cytotoxic properties

W. Frank, K. Krohn, H. Kraemer, 1988 .

Synthetic anthracyclinones. 15. An improved route to 8-demethoxyaranciamycinone and synthesis of the .alpha.-L-daunosamine glycosides

K. Krohn, E. Broser, 1984 .

Absolute configuration of hypothemycin and 5′-O-methylhypothemycin from Phoma sp.—a test case for solid state CD/TDDFT approach

U. Flörke, T. Kurtán, H. Hussain, 2007 .

Zirconium Alkoxide Catalyzed Oxidation of Phenols, Alcohols, and Amines

K. Krohn, 1997 .

Zirconium Alkoxide Catalyzed Oppenauer Oxidation Using Chloral as the Hydride Acceptor

D. Seebach, K. Krohn, A. Beck, 1996 .

The diastereoselectivity of zirconium alkoxide catalysed Meerwein‐Ponndorf‐Verley reductions

K. Krohn, Karsten Krohn, Birgit Knauer, 1995 .

Novel 1,4,5,8‐Phenanthrenediquinones and Unusual Deoxygenation with Trimethylsilyl Iodide

K. Krohn, G. Pescitelli, Ishtiaq Ahmed, 2009 .

Dicoumarinyl Ether Glycoside from the Roots of Daphne oleoides

V. Wray, K. Krohn, Muhammad Riaz, 2002 .

Synthesis of Angucyclines. 8. Biomimetic-Type Synthesis of Rabelomycin, Tetrangomycin, and Related Ring B Aromatic Angucyclinones.

U. Flörke, K. Krohn, N. Boeker, 1997, The Journal of organic chemistry.

Determination of the absolute configurations of natural products via density functional theory calculations of vibrational circular dichroism, electronic circular dichroism, and optical rotation: the iridoids plumericin and isoplumericin.

P. Stephens, F. Devlin, T. Kurtán, 2007, The Journal of organic chemistry.

Consecutive losses of two benzyl radicals from the [M + Na]+ adduct ions of di- and tri(benzyloxy)benzenes under ESI/CID conditions

D. Kuck, R. Hark, K. Krohn, 2015 .

Determination of the absolute configurations of pharmacological natural products via density functional theory calculations of vibrational circular dichroism: the new cytotoxic iridoid prismatomerin.

P. Stephens, K. Krohn, Jian-Jung Pan, 2007, The Journal of organic chemistry.

Facile Synthesis of the (±)‐6‐Deoxycarminomycinone from Aloe‐Emodin

K. Krohn, B. Sarstedt, 1983 .

X‐ray Structure Determination, Absolute Configuration and Biological Activity of Phomoxanthone A

U. Flörke, T. Kurtán, B. Schulz, 2005 .

Absolute Configurations of Globosuxanthone A and Secondary Metabolites from Microdiplodia sp. – A Novel Solid-State CD/TDDFT Approach†‡

T. Kurtán, H. Hussain, B. Schulz, 2007 .

QUANTUMCHEMICAL CALCULATION OF CD SPECTRA : THE ABSOLUTE CONFIGURATION OF PALMARUMYCINS CP3 AND C2

G. Bringmann, K. Krohn, S. Busemann, 1997 .

Limbetazulone: a New ‘Decahydro‐8‐oxanaphtho[2,1‐f]azulen‐7‐one’ Diterpenoid from Ballota limbeta, and Occurence of Two Conformational Isomers in the Crystal

U. Flörke, K. Krohn, Muhammad Riaz, 2004, Chemistry & biodiversity.

Eucleanal A and B: Two new napthalene derivatives from Euclea divinorum

H. Hussain, A. Al-Harrasi, I. Green, 2012 .

Strategies towards the Synthesis of 6‐N,N‐Diethylcarbamyloxy‐1,4‐dimethoxy‐ 7‐naphthylboronic Acid

I. Green, K. Krohn, Farouk Ameer, 2007 .

Antimicrobial prenylated dihydrochalcones from Eriosema glomerata.

H. Hussain, I. Green, B. Schulz, 2008, Planta medica.

Novel flavonoid glycosides from the bulbs of Urginea indica Kunth

N. Sultana, K. Krohn, M. Sohrab, 2010, Natural product research.

Chemical Constituents from Erigeron bonariensis L. and their Chemotaxonomic Importance

Afsar Khan, H. Hussain, K. Krohn, 2012 .

Eucleanal: A New Napthalene Derivative from Euclea divinorum

J. Hussain, H. Hussain, A. Al-Harrasi, 2012, Natural product communications.

Benjaminamide: A new ceramide and other compounds from the twigs of Ficus benjamina (Moraceae)

I. Green, K. Krohn, B. Ngadjui, 2008 .

Antimicrobial activity of the methanolic extract and of the chemical constituents isolated from Newbouldia laevis.

H. Hussain, K. Krohn, V. Kuete, 2007, Die Pharmazie.

High-performance thin layer chromatographic analysis of anti-inflammatory triterpenoids from Boswellia serrata Roxb.

K. Krohn, M. Rao, M. Khalilullah, 2001, Phytochemical analysis : PCA.

Kenganthranol F, a new Anthranol from Psorospermum aurantiacum

I. Green, K. Krohn, Ishtiaq Ahmed, 2013, Natural product communications.

Psorantin, a unique methylene linked dimer of vismin and kenganthranol E, two anthranoid derivatives from the fruits of Psorospermum aurantiacum (Hypericaceae)

H. Hussain, I. Green, B. Schulz, 2010 .

Prenylated anthraquinones and other constituents from the seeds of Vismia laurentii.

H. Hussain, B. Schulz, K. Krohn, 2007, Chemical & pharmaceutical bulletin.

Laurentixanthone C: A New Antifungal and Algicidal Xanthone from Stem Bark of Vismia laurentii

H. Hussain, B. Schulz, K. Krohn, 2007 .

Alpha-glucosidase inhibitory anthranols, kenganthranols A-C, from the stem bark of Harungana madagascariensis.

K. Krohn, Simeon F Kouam, Diane B Yapna, 2006, Journal of natural products.

Newbouldiaquinone and newbouldiamide: a new naphthoquinone-anthraquinone coupled pigment and a new ceramide from Newbouldia laevis.

H. Hussain, B. Schulz, K. Krohn, 2005, Chemical & pharmaceutical bulletin.

Chemical Constituents and Antimicrobial Activity of Salix subserrata

H. Hussain, B. Schulz, K. Krohn, 2011 .

Chemical constituents from the root bark of Ozoroa insignis

H. Hussain, K. Krohn, S. Chhabra, 2009 .

Chemical constituents of Dorstenia picta and Newbouldia laevis

H. Hussain, K. Krohn, G. Folefoc, 2008 .

Dinklagenonoate: A new isobauerane-type triterpenoid and other minor constituents from the twigs of Dorstenia dinklagei

H. Hussain, B. Schulz, K. Krohn, 2008 .

Contact allergy due to colophony

K. Krohn, E. Budianto, B. Hausen, 1993, Contact dermatitis.

Strategies Towards the Synthesis of 6-N,N-Diethylcarbamyloxy-1,4-dimethoxy-7-naphthylboronic Acid.

I. Green, K. Krohn, Farouk Ameer, 2008 .

Chemical constituents of Klainedoxa gabonenses and Paullinia pinnata.

H. Hussain, B. Schulz, K. Krohn, 2009 .

Laportoside A and Laportomide A: A New Cerebroside and a New Ceramide from Leaves of Laportea ovalifolia

H. Hussain, K. Krohn, S. Kouam, 2007 .

Hyloglyceride and Hylodiglyceride: Two New Glyceride Derivatives from Hylodendron gabunensis

H. Hussain, K. Krohn, Ishtiaq Ahmed, 2010, Natural product communications.

Duboscic acid: a potent α-glucosidase inhibitor with an unprecedented triterpenoidal carbon skeleton from Duboscia macrocarpa.

K. Krohn, Z. Ali, M. Choudhary, 2010, Organic letters.

Eucleanal A and B: Two New Naphthalene Derivatives from Euclea divinorum.

H. Hussain, A. Al-Harrasi, I. Green, 2012 .

Citropremide and Citropridone: A New Ceramide and a New Acridone Alkaloid from the Stem Bark of Citropsis gabunensis

H. Hussain, K. Krohn, Ishtiaq Ahmed, 2011 .

Dorstenpictanone: a new bicyclic polyprenylated compound from Dorstenia picta

H. Hussain, K. Krohn, Muhammad Riaz, 2011, Journal of Asian natural products research.

Drypetdimer A: A New Flavone Dimer from Drypetes gerrardii

H. Hussain, K. Krohn, Muhammad Riaz, 2011, Natural product communications.

Denbinobin, a naturally occurring 1,4-phenanthrenequinone, inhibits HIV-1 replication through an NF-kappaB-dependent pathway.

F. J. Caballero, B. Fiebich, G. Appendino, 2008, Biochemical pharmacology.

Anti-tubercular flavonol derivatives from Uvaria rufa.

S. Franzblau, K. Krohn, Erickson M. Paragas, 2014 .

Paullinoside A and Paullinomide A: A New Cerebroside and a New Ceramide from Leaves of Paullinia pinnata.

H. Hussain, K. Krohn, E. Dongo, 2007 .

Four New Neoclerodane Diterpenoids from Ajuga decumbens

S. Qin, K. Krohn, Xiao-chun Huang, 2008 .

Antimicrobial constituents from endophytic fungus Fusarium sp.

Usman Ali Rana, Afzal Shah, H. Hussain, 2015 .

Revision of the Absolute Configuration of Plumericin and Isoplumericin from Plumeria rubra

U. Flörke, T. Kurtán, K. Krohn, 2005, Chemistry & biodiversity.

Paullinoside A and Paullinomide A: A New Cerebroside and a New Ceramide from Leaves of Paullinia pinnata

H. Hussain, K. Krohn, E. Dongo, 2006 .

First enantiospecific Baker–Venkataraman-rearrangements aiming at the total synthesis of chiral anthrapyran antibiotics

J. Vitz, I. Green, K. Krohn, 2006 .

New Massarilactones, Massarigenin E, and Coniothyrenol, Isolated from the Endophytic Fungus Coniothyrium sp. from Carpobrotus edulis

B. Schulz, K. Krohn, Ines Kock, 2007 .

Bioactive chemical constituents of two endophytic fungi

H. Hussain, B. Schulz, K. Krohn, 2007 .

Minor secondary metabolic products from the stem bark of Plumeria rubra Linn. displaying antimicrobial activities.

I. Green, B. Schulz, K. Krohn, 2010, Planta medica.

Biologically Active Metabolites from Fungi 131 Stemphytriol, a New Perylene Derivative from Monodictys Fluctuata

M. John, B. Schulz, K. Krohn, 1999 .

Microdiplanol and microdiplane: a new m-anisaldehyde and a new 24-methylcholestanol derivative from the endophytic fungus Microdiplodia sp.

R. Ullah, A. Badshah, Afzal Shah, 2015, Journal of Asian natural products research.

Antimicrobial chemical constituents from endophytic fungus Phoma sp.

A. Badshah, Afzal Shah, G. Abbas, 2014 .

Synthetische Anthracyclinone, XXIII. Synthese und Konfiguration der stereoisomeren Aklavinone

K. Krohn, 1983 .

Secondary Metabolites Isolated from an Endophytic Phoma sp. – Absolute Configuration of Tetrahydropyrenophorol Using the Solid‐State TDDFT CD Methodology

U. Farooq, U. Flörke, T. Kurtán, 2007 .

Synthetic Anthracyclinones, XXIX. Quinone Antibiotics with Five Substituents at the Hydroaromatic Ring

K. Krohn, H. Schmalle, H. Grützmacher, 1985 .

Clerosterols from Clerodendrum quadriloculare

H. Hussain, K. Krohn, A. Macabeo, 2008 .

Biologically Active Metabolites from Fungi 141) 3-Chloro-4-Hydroxy-5-(3,7,11-Trimethyldodeca-2,6,10-Trienyl)-Benzamide, A New Antibacterial Agent from a Soil Fungus

M. John, B. Schulz, K. Krohn, 2001, Natural product letters.

Biologically Active Metabolites from Fungi, 4. Palmarumycins CP1–CP4 from Coniothyrium palmarum: Isolation, Structure Elucidation, and Biological Activity

U. Flörke, B. Schulz, K. Krohn, 1994 .

EXOCHROMONE : STRUCTURALLY UNIQUE CHROMONE DIMER WITH ANTIFUNGAL AND ALGICIDAL ACTIVITY FROM EXOPHIALA SP

H. Hussain, B. Schulz, K. Krohn, 2007 .

Two New Fusidilactones from the Fungal Endophyte Fusidium sp.

U. Flörke, T. Kurtán, S. Qin, 2009 .

Biomimetic synthesis of the racemic angucyclinones of the aquayamycin and WP 3688-2 types.

U. Flörke, K. Krohn, P. Frese, 2000, Chemistry.

Pyrenocines J-M: four new pyrenocines from the endophytic fungus, Phomopsis sp.

H. Hussain, B. Schulz, K. Krohn, 2012, Fitoterapia.

Antimicrobial Chemical Constituents from the Endophytic Fungus Phomopsis sp. from Notobasis syriaca

M. Steinert, H. Hussain, B. Schulz, 2011, Natural product communications.

Synthetic Anthracyclinones, 37. Total synthesis of (+)‐β‐rhodomycinone, (+)‐1‐deoxy‐β‐rhodomycinone, and (+)‐1‐deoxy‐γ‐rhodomycinone by incorporation of (S)‐α‐hydroxybutyric acid

K. Krohn, I. Hamann, 1988 .

Total synthesis of angucyclines. Part 16: 8-Deoxy-urdamycinone F, a nonaromatic angucycline antibiotic of the aquayamycin type

K. Krohn, P. Frese, 2001 .

Synthesis of a 4H-anthra[1,2-b]pyran Derivative and its Antimicrobial activity

H. Hussain, B. Schulz, K. Krohn, 2011, Natural product communications.

Total Synthesis of rac-γ-Indomycinone by Baker–Venkataraman Rearrangement†

J. Vitz, K. Krohn, A. Vidal, 2007 .

Synthesis of 2′-dealkylmumbaistatin

K. Krohn, Muhammad Riaz, J. Diederichs, 2006 .

Synthetische Anthracyclinone, 36. Konvergente Synthese enantiomerenreiner Daunomycinon‐Derivate

P. Schiess, K. Krohn, Shi-zhi Chen, 1988 .

Comparison of biochemical parameters of benzamide riboside, a new inhibitor of IMP dehydrogenase, with tiazofurin and selenazofurin.

K. Paull, T. Szekeres, K. Krohn, 1994, Biochemical pharmacology.

Total Synthesis of Angucyclines, 4. Synthesis of rac‐Tetrangomycin

K. Krohn, K. Khanbabaee, 1994 .

Open Chain Chiral Macrolide Building Blocks by Opening of Deoxygenated 1,6-Anhydrosugars with 1,3-Propanedithiol

K. Krohn, Ishtiaq Ahmed, D. Gehle, 2009 .

Two Unusual Carbohydrate Reactions: Nucleophilic Ring Opening of an Anhydrosugar and Reductive Elimination with Co‐occurring Hydrogenation

K. Krohn, Ishtiaq Ahmed, Mohammed Al Sahli, 2008 .

Acid-Induced Rearrangement Reactionsof α-Hydroxy-1,3-dithianes

K. Krohn, Stephan Cludius-Brandt, 2010 .

Pycnangloside: A New Cerebroside from Bark of Pycnanthus Angolensis

H. Hussain, K. Krohn, S. Kouam, 2010, Natural product communications.

Total synthesis of angucyclines, 7. Hydroaromatic angucyclines of the SF‐2315 type

K. Krohn, K. Khanbabaee, P. Jones, 1995 .

Total Synthesis of Angucyclines. XVII. First Synthesis of Antibiotic 100‐1, a Deoxydisaccharide Angucycline Antibiotic of the Urdamycinone B‐Type

K. Krohn, A. Agócs, C. Bäuerlein, 2003 .

Biomimetic‐Type Synthesis of the Racemic Non‐Aromatic Angucyclinones of the SF 2315 and SS 228Y Types

U. Flörke, K. Krohn, C. Freund, 2000 .

Total synthesis of angucyclines, 10. Oxygenation of Diels-Alder products to non-aromatic angucyclinones of the SF-2315 and tetrangomycin types

J. Micheel, K. Krohn, 1998 .

Total Synthesis of Angucyclines. Part 4. Synthesis of rac- Tetrangomycin.

K. Krohn, K. Khanbabaee, 2010 .

Chemical synthesis of benzamide riboside.

K. Krohn, H. Dörner, M. Zukowski, 2002, Current medicinal chemistry.

Zirconium-Catalyzed Oxidation of Primary Aliphatic Amines to Nitro Compounds withtert-Butyl Hydroperoxide

K. Krohn, J. Küpke, 1998 .

Transition metal catalyzed oxidations, 3. Reaction of 4-hydroxy[2.2]paracyclophane with the mimoun molybdenum oxodiperoxo complex [Mo(O2)2O]· Py · HMPT

H. Hopf, K. Krohn, D. G. Barrett, 1990 .

Biologically Active Metabolites from Fungi, 5. Palmarumycins C1–C16 from Coniothyrium sp.: Isolation, Structure Elucidation, and Biological Activity

U. Flörke, B. Schulz, K. Krohn, 1994 .

Benzamide riboside induces apoptosis independent of Cdc25A expression in human ovarian carcinoma N.1 cells

Georg Krupitza, T. Szekeres, G. Rosenberger, 1999, Cell Death and Differentiation.

Botryane metabolites from the fungus Geniculosporium sp. isolated from the marine red alga Polysiphonia.

U. Flörke, B. Schulz, K. Krohn, 2005, Journal of natural products.

Antiplasmodial activity of compounds from Drypetes gerrardii

H. Hussain, A. Al-Harrasi, K. Krohn, 2012, Chemistry of Natural Compounds.

Chemical constituents from the leaves of Drypetes gerrardii

H. Hussain, K. Krohn, S. Chhabra, 2008 .

Synthesis and electrochemistry of annoquinone-A, cypripedin methyl ether, denbinobin and related 1,4-phenanthrenequinones

K. Krohn, H. Schmalle, B. Hausen, 2001 .

Antifungal nortriterpene and triterpene glycosides from the sea cucumber Apostichopus japonicus Selenka.

K. Krohn, Hua Tang, Zeng-lei Wang, 2012, Food chemistry.

Effects of pyocyanine, a phenazine dye from Pseudomonas aeruginosa, on oxidative burst and bacterial killing in human neutrophils

K. Krohn, P. Müller, P. Mühlradt, 1989, Infection and immunity.

EPR and ENDOR investigations of chrysazin and aclacinomycin A semiquinones

K. Krohn, H. Stegmann, T.-H. Jülich, 1991 .

Cytotoxicity and characterization of an active metabolite of benzamide riboside, a novel inhibitor of IMP dehydrogenase

A. Monks, K. Krohn, V. Marquez, 1994, International journal of cancer.

Denbinobin inhibits nuclear factor-kappaB and induces apoptosis via reactive oxygen species generation in human leukemic cells.

B. Fiebich, G. Appendino, K. Krohn, 2009, Biochemical pharmacology.

Endophytic fungus Penicillium chrysogenum , a new source of hypocrellins

H. Hussain, B. Schulz, K. Krohn, 2011 .

Bioactive briarane diterpenoids from the South China Sea gorgonian Dichotella gemmacea.

K. Krohn, Hua Tang, P. Sun, 2012, Bioorganic & medicinal chemistry letters.

Investigation of the Allergenic Principles from Colophony: Autoxidation, Synthesis, and Sensitization.

K. Krohn, E. Budianto, B. Hausen, 1993 .

Nonanolides of natural origin: structure, synthesis, and biological activity.

K. Krohn, P. Sun, L. Li, 2012, Current medicinal chemistry.

Biologically active metabolites from fungi, 9. New palmarumycins CP4a and CP5 from Coniothyrium palmarum: Structure elucidation, crystal structure analysis and determination of the absolute configuration by CD calculations

G. Bringmann, U. Flörke, B. Schulz, 1997 .

Synthesis of Biologically Active Nonnatural Palmarumycin Derivatives

U. Flörke, B. Schulz, K. Krohn, 2011 .

Flexible Route to Palmarumycin CP1 and CP2 and CJ‐12.371 Methyl Ether

U. Flörke, Stefanie Schlummer, K. Krohn, 2010 .

Structure, Bioactivities, Biosynthetic Relationships and Chemical Synthesis of the Spirodioxynaphthalenes

K. Krohn, Yue‐Wei Guo, You-sheng Cai, 2011 .

The absolute configuration of the palmarumycins C9, C10, and C12 by quantum-mechanical calculations of CD spectra

K. Krohn, K. Steingröver, F. Zsila, 2001 .

Macropodumines A-C: novel pentacyclic alkaloids with an unusual skeleton or zwitterion moiety from Daphniphyllum macropodum Miq.

K. Krohn, Wen Zhang, Yue‐Wei Guo, 2006, Chemistry.

Biologically Active Secondary Metabolites from Fungi. Part. 21. X-Ray Structure Determination, Absolute Configuration and Biological Activity of Phomoxanthone A.

T. Kurtán, B. Schulz, K. Krohn, 2006 .

Chapter 5. Chiral 2-Amino-1,3=butadienes: New Reagents for Asymmetric Cycloadditions

K. Krohn, 2008 .

Biologically Active Metabolites from Fungi. Part 5. Palmarumycins C1- C16 from Coniothyrium sp.: Isolation, Structure Elucidation, and Biological Activity.

B. Schulz, K. Krohn, S. Draeger, 1995 .

Intramolekulare Addition von Carbanionen an Anthrachinone

K. Krohn, U. Müller, W. Priyono, 1984 .

Synthesis of (±)-13-Deoxo-11-deoxydaunorubicinone†‡

K. Krohn, 1981 .

Inhibitory and Activating Effects of Some Flavonoid Derivatives on Human Pyruvate Kinase Isoenzyme M2

I. Ahmed, K. Krohn, Veysel Çomaklı, 2016, Archiv der Pharmazie.

Villarinol, a new Alkenoyloxyalkenol Derivative from the Endemic Philippine Rubiaceae species Villaria odorata

S. Franzblau, H. Hussain, K. Krohn, 2012, Natural product communications.

Biomimetic-type synthesis of benzo[a]naphthacenequinones related to pradimicinone.

U. Flörke, K. Krohn, S. Bernhard, 2000, The Journal of organic chemistry.

Highly oxygenated cyclohexene metabolites from Uvaria rufa

H. Hussain, K. Krohn, A. Macabeo, 2007 .

Antitubercular activity of the semi-polar extractives of Uvaria rufa.

S. Franzblau, K. Krohn, A. Macabeo, 2012, Asian Pacific journal of tropical medicine.

Contact allergy due to colophony (VII), Sensitizing studies with oxidation products of abietic and related acids

K. Krohn, E. Budianto, B. Hausen, 1990, Contact dermatitis.

Reduction of fluoromisonidazole, a new imaging agent for hypoxia.

J. Rasey, K. Krohn, Z. Grunbaum, 1991, Biochemical Pharmacology.

Synthetische Anthracyclinone, 35. Synthese des Nogalamycin‐Aglycons

K. Krohn, H. Köhle, 1987 .

Enantioselective Synthesis of Flavan‐3‐ols Using a Mitsunobu Cyclization.

K. Krohn, Ishtiaq Ahmed, Markus John, 2009 .

Synthesis of 4-deoxy-β-rhodomycinone via incorporation of a chiral building block derived from methyl α-d-glucopyranoside

K. Krohn, H. Heins, 1989 .

Synthesis of rac- and ent-fridamycin E

K. Krohn, W. Baltus, 1988 .

Transition Metal-catalyzed Oxidations, 6. – Total Synthesis of Hallachrome and Related 1,2-anthraquinones

K. Krohn, K. Khanbabaee, 1993 .

Synthesis of rac- and ent-Fridamycin E.

K. Krohn, W. Baltus, 1988 .

Attachment of Ketide Side Chains on Methyl‐1,4‐naphthoquinones for biomimetic type angucycline syntheses

K. Krohn, N. Boeker, 1997 .

Synthesis of daunosamyl anthraquinone and anthracyclinone analogues

H. Hussain, I. Green, K. Krohn, 2008 .

Attachment of Ketide Side Chains on Methyl‐1,4‐naphthoquinones for Biomimetic Type Angucycline Syntheses.

K. Krohn, N. Boeker, 1997 .

Highly Substituted Anthraquinones by Anionic Cyclization Reactions

K. Krohn, F. Werner, N. Boeker, 1996 .

Transition Metal-Catalyzed Oxidations. Part 6. Total Synthesis of Hallachrome and Related 1,2-Anthraquinones.

K. Krohn, K. Khanbabaee, 1993 .

Synthetische anthracyclinone XVI synthese hydroxylierter anthrachinone durch regioselektive Diels-Alder-reaktion

K. Krohn, 1980 .

Highly Substituted Anthraquinones by Anionic Cyclization Reactions.

K. Krohn, F. Werner, G. Schaefer, 1996 .

From sugars to carbocycles. 4. Exclusive seven-membered ring formation from D-glucose

K. Krohn, S. Gringard, G. Börner, 1994 .

SYNTHETIC ANTHRACYCLINONES. XVI. SYNTHESIS OF HYDROXYLATED ANTHRAQUINONES THROUGH REGIOSELECTIVE DIELS-ALDER REACTION

K. Krohn, 1981 .

Total synthesis of Aklanonic Acid and Derivatives by Baker–Venkataraman Rearrangement

K. Krohn, E. Roemer, Michael Top, 2006 .

SYNTHESIS OF PROTECTED 4-DEOXYAKLANONIC ACID VIA NAPHTHALENE-SUBSTITUTED OLIGOKETIDES

K. Krohn, G. Schäfer, 2006 .

Angucyclines: Total Syntheses, New Structures, and Biosynthetic Studies of an Emerging New Class of Antibiotics

J. Rohr, K. Krohn, 1997 .

Synthetic angucyclines, 3. First total synthesis of rac‐rabelomycin by Diels‐Alder reaction

U. Flörke, K. Krohn, K. Khanbabaee, 1994 .

Biologically Active Metabolites from Fungi, 17. 8-α-Acetoxyverrol, A new Member of the Trichothecene Sesquiterpenes

B. Schulz, K. Krohn, K. Steingröver, 2003, Natural product research.

Anthracycline Chemistry and Biology I

K. Krohn, 2008 .

Enantioselective Synthesis ofFlavan-3-ols Using a Mitsunobu Cyclization

K. Krohn, Ishtiaq Ahmed, Markus John, 2009 .

Regioselective Alkylation of 1,4,5-Trihydroxy-9,10-anthraquinone with Formaldehyde and Glyoxylic Acid†

K. Krohn, 1979 .

SYNTHETIC ANTHRACYCLINONES. 9. REGIOSELECTIVE ALKYLATION OF 1,4,5-TRIHYDROXY-9,10-ANTHRAQUINONE WITH FORMALDEHYDE AND GLYOXYLIC ACID

K. Krohn, 1979 .

Notiz zur Synthese von Benz[a]anthracenchinonen

K. Krohn, W. Baltus, 1982 .

SYNTHETIC ANTHRACYCLINONES. XIII. REGIOSELECTIVE SYNTHESIS OF DIGITOPURPONE AND ISLANDICIN BY A COMBINED DIELS-ALDER AND MARSCHALK REACTION

K. Krohn, K. Tolkiehn, 1980 .

Total synthesis of (+)-xyloketal D, a secondary metabolite from the mangrove fungus Xylaria sp.

K. Krohn, Muhammad Riaz, 2004 .

Total Synthesis of Aklanonic Acid and Derivatives by Baker‐ Venkataraman Rearrangement.

K. Krohn, E. Roemer, Michael Top, 1996 .

Synthetische Anthracyclinone, XXI. Synthese des 3‐Desmethoxyaranciamycinons

K. Krohn, E. Broser, 1982 .

Total Synthesis of (+)‐Xyloketal D, a Secondary Metabolite from the Mangrove Fungus Xylaria sp.

K. Krohn, Muhammad Riaz, 2004 .

Massarilactones E-G, new metabolites from the endophytic fungus Coniothyrium sp., associated with the plant Artimisia maritima.

U. Flörke, T. Kurtán, H. Hussain, 2007, Chirality.

A lanostane aldehyde from Momordica charantia

Qing-Wen Zhang, S. Franzblau, K. Krohn, 2012 .

Activity of the Extracts and Indole Alkaloids from Alstonia scholaris Against Mycobacterium tuberculosis H37Rv

S. Franzblau, K. Krohn, J. Brophy, 2009 .

Studies on the Synthesis of the C-Glycosidic Part of Nogalamycin. Part 3.

K. Krohn, U. Floerke, I. Terstiege, 1998 .

Comparison of binding of [3H]misonidazole and [14C]misonidazole in multicell spheroids.

J. Rasey, K. Krohn, L. Chin, 1985, Radiation research.

Tithoniaquinone A and Tithoniamide B: A New Anthraquinone and a New Ceramide from Leaves of Tithonia diversifolia

H. Hussain, B. Schulz, K. Krohn, 2006 .

Tithoniaquinone A (I) and Tithoniamide B (II): A New Anthraquinone and a New Ceramide from Leaves of Tithonia diversifolia.

H. Hussain, B. Schulz, K. Krohn, 2006 .

Consecutive loss of two benzyl radicals from the [M + Na]+ adduct ions of pyrogallol tribenzyl ether and its derivatives

D. Kuck, K. Krohn, Ishtiaq Ahmed, 2018, European journal of mass spectrometry.

Antibiotics and antiviral compounds : chemical synthesis and modification

K. Krohn, H. Maag, A. KirstHerbert, 1993 .

Acid-Induced Rearrangement Reactions of α-Hydroxy-1,3-dithianes.

K. Krohn, Stephan Cludius-Brandt, 2010 .

Prenylated Anthraquinones and Other Constituents from the Seeds of Vismia laurentii

H. Hussain, B. Schulz, K. Krohn, 2008 .

Antibiotics and much more.

K. Krohn, 2006, Angewandte Chemie.

Antimicrobial Coumarins from the Stem Bark of Afraegle paniculata

H. Hussain, I. Green, B. Schulz, 2010, Natural product communications.

Elucidation of Excogallochaols A—D, Four Unusual Diterpenoids from the Chinese Mangrove Excoecaria agallocha.

K. Krohn, Wen Zhang, W. Xiang, 2008 .