N. Imai

发表

Convenient synthesis of memantine analogues containing a chiral cyclopropane skeleton as a sigma-1 receptor agonist

Tetsuya Ezawa, Yuya Kawashima, Takuya Noguchi, 2017 .

Convenient synthesis of acetaminophen analogues containing α-amino acids and fatty acids via their mixed carbonic carboxylic anhydrides in aqueous organic solvent

Takuya Noguchi, Seunghee Jung, N. Imai, 2013 .

Highly efficient asymmetric aldol reaction in brine using a fluorous sulfonamide organocatalyst.

T. Miura, N. Tada, A. Itoh, 2012, Organic & biomolecular chemistry.

Direct asymmetric aldol reactions in water with a β-aminosulfonamide organocatalyst

T. Miura, N. Tada, A. Itoh, 2011 .

Direct asymmetric aldol reactions in brine using novel sulfonamide catalyst

T. Miura, N. Imai, Yumi Yasaku, 2009 .

(R)‐2,2′‐Bis{[5‐(2‐phenylethynyl)thienyl]ethynyl}‐1,1′‐binaphthyl

H. Akashi, N. Imai, J. Otera, 2003 .

Asymmetric Syntheses of Pharmaceuticals Containing a Cyclopropane Moiety Using Catalytic Asymmetric Simmons-Smith Reactions of Allylalcohols : Syntheses of Optically Active Tranylcypromine and Milnacipran

Takuya Noguchi, N. Imai, M. Kawasaki, 2013 .

Photoaffinity heterobifunctional cross-linking reagents based on azide-substituted salicylates.

T. Vanaman, D. Watt, N. Imai, 1990, Bioconjugate chemistry.

Photoaffinity heterobifunctional cross-linking reagents based on N-(azidobenzoyl)tyrosines.

T. Vanaman, A. Demir, D. Watt, 1990, Bioconjugate chemistry.

Designed catalyst for enantioselective Diels-Alder addition from a C2-symmetric chiral bis(oxazoline)-iron(III) complex

E. Corey, Hong Zhang, N. Imai, 1991 .

A 1,3-Dipolar Cycloaddition of Alicyclic Methylene Iminium Ylide to form Pyrrolizidine Nuclei and Its Application to Synthesis of Pyrrolizidine Alkaloids

K. Achiwa, M. Sekiya, N. Imai, 1982 .

Direct asymmetric aldol reactions in brine with recyclable fluorous β-aminosulfonamide organocatalysts

T. Miura, N. Tada, A. Itoh, 2011 .

Simple and improved preparation of α-aminophosphonic acid derivatives, key building blocks of phosphonopeptides

K. Onimura, Hideyo Takahashi, Susumu Kobayashi, 1994 .

Convenient green preparation of dipeptides using unprotected α-amino acids

Tetsuya Ezawa, Yuya Kawashima, Takuya Noguchi, 2017 .

Simple and Improved Preparation of α-Aminophosphonic Acid Derivatives, Key Building Blocks of Phosphonopeptides

K. Onimura, Hideyo Takahashi, Susumu Kobayashi, 1995 .

Amidation of carboxylic acids via the mixed carbonic carboxylic anhydrides and its application to synthesis of antidepressant (1 S ,2 R )-tranylcypromine

Tetsuya Ezawa, Yuya Kawashima, Takuya Noguchi, 2017 .

Highly enantioselective Alk-2-enylation of aldehydes through an allyl-transfer reaction.

K. Kataoka, J. Nokami, N. Imai, 2003, Angewandte Chemie.

New generation of thiocarbonyl ylide and its 1,3-cycloaddition leading to tetrahydrothiophene derivatives

K. Achiwa, N. Imai, Y. Terao, 1985 .

Enantioselective synthesis of curacin A. 1. Construction of C1–C7, C8–17, and C18–C22 segments

Susumu Kobayashi, N. Imai, Hisanaka Ito, 1996 .

Enantioselective synthesis of curacin A. 2. Total synthesis of curacin A by condensation of C1–C7, C8–C17, and C18–C22 segments

K. Takao, Susumu Kobayashi, N. Imai, 1996 .

Highly enantioselective Alk-2-enylation of aldehydes through an allyl-transfer reaction.

K. Kataoka, J. Nokami, N. Imai, 2003, Angewandte Chemie.

Chiral recyclable fluorous disulfonamide ligand for catalytic enantioselective cyclopropanation of allylic alcohols

T. Miura, Tetsuya Ezawa, Yuya Kawashima, 2015 .

Trifluoroacetic Acid-Catalyzed 1, 3-Cycloaddition of the Simplest Iminium Ylide Leading to 3-or 3, 4-Substituted Pyrrolidines and 2, 5-Dihydropyrroles

H. Kotaki, K. Achiwa, N. Imai, 1985 .

Enantioselective Cyclopropanation of Allylic Alcohols Catalyzed by a Chiral Disulfonamide-Aluminum Complex

Hideyo Takahashi, Susumu Kobayashi, N. Imai, 1994 .

Catalytic enantioselective cyclopropanation of allylic alcohols using recyclable fluorous disulfonamide ligand

T. Miura, N. Imai, Yumi Yasaku, 2008 .

Catalytic enantioselective synthesis of a key intermediate for the synthesis of prostanoids

E. Corey, N. Imai, S. Pikul, 1991 .

Convenient synthesis of a marine cyclopentanoid: untenone A

J. Nokami, N. Imai, T. Inokuchi, 2010 .

Photolysis of 3-aryl-3-(trifluoromethyl)diazirines: a caveat regarding their use in photoaffinity probes.

D. Watt, S. Kwiatkowski, N. Imai, 1991, Bioconjugate chemistry.

Heterobifunctional cross-linking agents incorporating perfluorinated aryl azides.

T. Vanaman, D. Watt, K. Rajagopalan, 1990, Bioconjugate chemistry.

1, 3-DIPOLAR CYCLOADDITION LEADING TO N-ALKYLPYRROLIDINES

K. Achiwa, T. Inaoka, M. Sekiya, 1984 .

Evidence for Ambivalent Azomethine Ylide Intermediate in the 1, 3-Cycloaddition of Trimethylsilylmethyla mine Derivatives

K. Achiwa, N. Imai, Y. Terao, 1987 .

The Origin of the Regioselectivities in 1,3-Dipolar Cycloaddition of Thiocarbonyl Ylides Generated from Bromo(trimethylsilylmethylthio)methyltrimethylsilane and the Related Compoundsq

K. Achiwa, H. Tokiwa, N. Imai, 1986 .

Convenient Preparation of Primary Amides via Activation of Carboxylic Acids with Ethyl Chloroformate and Triethylamine under Mild Conditions

M. Sekine, Takuya Noguchi, Seunghee Jung, 2013 .

Synthesis of Proline Derivatives by 1, 3-Dipolar Cycloaddition of Azomethine Ylide Generated from an Organosilicon Compound

K. Achiwa, N. Imai, Y. Terao, 1987 .

The origin of regio- and stereoselectivities in 1,3-cycloadditions of azomethine ylides generated from N-(benzylidene)trimethylsilylmethylamine and the related compounds.

K. Achiwa, H. Tokiwa, N. Imai, 1986 .

Cycloaddition with Utilization of Chemical Characteristics of Silicon Atom

K. Achiwa, N. Imai, Y. Terao, 1985 .

A definite evidence on the ambivalent azomethine ylide intermediate in trifluoroacetic acid- and fluoride anion-promoted 1,3-cycloadditions involving the silicon-carbon bond cleavage.

H. Kotaki, K. Achiwa, N. Imai, 1985 .

High regioselectivities in 1,3-cycloaddition of intermediary carbanions promoted by tetrabutylammonium fluoride and azomethine ylide catalyzed by trifluoroacetic acid.

K. Achiwa, M. Sekiya, N. Imai, 1984 .

Preparation of the Monoacylates of 2-Substituted ( Z )-But-2-ene-1,4-diols Using Porcine Pancreas Lipase

Tetsuya Ezawa, Yuya Kawashima, Takuya Noguchi, 2016 .

Convenient synthesis of Z-monoacetates of 2-alkylidene-1,3-propanediols

T. Miura, Yuya Kawashima, N. Imai, 2008 .

Regiospecific Acetylation of Substituted α,α′‐Benzylidenedimethanols with Vinyl Acetate using Porcine Pancreas Lipase

T. Miura, Yuya Kawashima, N. Imai, 2007 .

Highly Regioselective Hydrolysis of Substituted 2-Benzylidene-1,3-propylene Diacetates Using Porcine Pancreas Lipase

T. Miura, Yuya Kawashima, N. Imai, 2007 .

A hexacarbonyldicobalt(0) complex of a `magazine‐rack' molecule, [(η2‐C32H20)Co2(CO)6]·CH2Cl2

Lasheng Jiang, H. Akashi, N. Imai, 2002 .

Convenient synthesis of cytotoxic (11E)-13-hydroxy-10-oxooctadec-11-enoic acid from undec-10-enoic acid

J. Nokami, S. Sumida, N. Imai, 1997 .

Anodic oxidation of a,-unsaturated Sulfides to a-acetoxy ketones or a,-diacetoxy sulfides

J. Nokami, H. Matsuura, N. Imai, 1997 .

Anodic Oxidation of α,β-Unsaturated Sulfides to α- Acetoxy Ketones or α,β-Diacetoxy Sulfides.

J. Nokami, H. Matsuura, N. Imai, 1997 .

Convenient Synthesis of Cytotoxic (11E)‐13‐Hydroxy‐10‐oxooctadec‐11‐enoic Acid from Undec‐10‐enoic Acid.

J. Nokami, S. Sumida, N. Imai, 1998 .

Convenient preparation of optically active cibenzoline and analogues from 3,3-diaryl-2-propen-1-ols

T. Miura, Takuya Noguchi, N. Imai, 2009 .

Syntheses of (R)-(+)-cibenzoline and analogues via catalytic enantioselective cyclopropanation using (S)-phenylalanine -derived disulfonamide

T. Miura, N. Imai, Y. Murakami, 2006 .

Preparation of highly optically active substituted 2,3-methanocinnamyl alcohols

Shinya Yamamoto, J. Nokami, N. Imai, 2002 .

Ecological Base-Conditioned Preparation of Dipeptides Using Unprotected α-Amino Acids Containing Hydrophilic Side Chains

Tetsuya Ezawa, Yuya Kawashima, Takuya Noguchi, 2017 .

A novel benzoyl-type fluorous protecting group for use in fluorous synthesis

T. Miura, N. Imai, T. Inazu, 2005 .

Convenient synthesis of (+)-cis-4-(N-adamantyl-N-methylamino)-2,3-methano-2-phenylbutan-1-ol as a candidate of anti-Alzheimer’s medicine via catalytic enantioselective Simmons–Smith reaction using l-phenylalanine-derived disulfonamide

Tetsuya Ezawa, Yuya Kawashima, Takuya Noguchi, 2016 .

Pyrrolidine ring formation by a new base-promoted 1,3-dipolar cycloaddition of N-(phenylthiomethyl) amino acid esters

K. Achiwa, M. Sekiya, N. Imai, 1984 .

Direct asymmetric aldol reaction with recyclable fluorous organocatalyst.

T. Miura, N. Tada, A. Itoh, 2010, Organic letters.

Direct Asymmetric Aldol Reactions in Brine with Recyclable Fluorous β-Aminosulfonamide Organocatalysts.

T. Miura, N. Tada, A. Itoh, 2011 .

Direct Asymmetric Aldol Reactions in Water with a β‐Aminosulfonamide Organocatalyst.

T. Miura, N. Tada, A. Itoh, 2011 .

β-Aminosulfonamide-Catalyzed Direct Asymmetric Aldol Reaction in Brine.

T. Miura, Akira Masuda, N. Tada, 2011 .

β-Aminosulfonamide-CatalyzedDirect Asymmetric Aldol Reaction in Brine

T. Miura, Akira Masuda, N. Tada, 2011 .

Trifluoroacetic Acid-Catalyzed 1,3-Cycloaddition of the Simplest Iminium Ylide Leading to 3- or 3,4-Substituted Pyrrolidines and 2,5-Dihydropyrroles.

H. Kotaki, K. Achiwa, N. Imai, 1986 .

Highly efficient asymmetric aldol reaction in brine using a fluorous sulfonamide organocatalyst.

T. Miura, N. Tada, A. Itoh, 2012, Organic & biomolecular chemistry.