A. Messmer

发表

Unprotected sugar phosphinimines: A facile route to cyclic carbamates of amino sugars

J. Kovács, G. Tóth, I. Pintér, 1985 .

Novel synthesis of pyrido[2,1‐f]‐as‐triazinium system and its zwitterionic derivatives. Different reactivities of 1‐ and 3‐olates with electrophiles

P. Sándor, A. Messmer, S. Bátori, 1986 .

Unexpected ring transformation to pyrrolo[3.2-b]pyridine derivatives. Fused azolium salts. 22.

L. Fábián, T. Soós, O. Egyed, 2003, The Journal of organic chemistry.

Synthesis of novel ellipticine analogues and their inhibition of Moloney leukaemia reverse transcriptase

J. Molnár, T. Soós, G. Hajos, 1996 .

The first synthesis of pyrido[2,1‐a]phthalazinium system and its three thieno‐fused analogues

S. Gronowitz, A. Messmer, G. Tímári, 1992 .

Synthesis of Azinylvinylpyridazines: A General Note on the Isomerization of Hetaryldienamines.

A. Kotschy, G. Hajos, A. Messmer, 1996, The Journal of organic chemistry.

EXPECTED SELECTIVITY AND UNEXPECTED ISOMERIZATION IN THE INVERSE DIELS-ALDER REACTION OF AZOLYL DIENES

A. Kotschy, G. Hajos, A. Messmer, 1995 .

Mechanism of the exchmge reaction of aromatic scriff bases

G. Tóth, I. Pintér, A. Messmer, 1974 .

Ambident reactivity of a thiazolo[3,2-a]pyridinium salt with nucleophiles†

A. Messmer, G. Hajos, 1984 .

Synthesis, alkylation and ring opening of two differently fused pyridoquinazolones

A. Messmer, G. Tímári, G. Hajos, 1990 .

Reactivity of substituted N-aminopyridinium salts and their benzologues. A novel approach to s-triazolo[1,5-a]quinolinium and s-triazolo[5,1-a]isoquinolinium derivatives

P. Sándor, A. Messmer, S. Bátori, 1990 .

Synthesis of the new pyrido[1,2-c]benzo-v-triazinium system via valence bond isomerization

J. Giber, S. Holly, A. Messmer, 1987 .

Synthesis and structural study of azidonaphtho-as-triazines. "Annelation effect" in azide-tetrazole equilibria

L. Párkányi, A. Neszmélyi, A. Messmer, 1984 .

Synthesis of new stable arylthiopyridinium N-arylimide zwitterions. Part 20: Fused azolium salts

Á. Gömöry, Z. Riedl, G. Hajos, 2002 .

Synthesis and regiospecificity in methylation of pyrido[1,2-a]pyrazinium-1- and 3-olates and pyrido[1,2-b]pyridazinium-2 and 4-olates

A. Messmer, S. Bátori, 1990 .

LINEARLY FUSED ISOQUINOLINES. 3. POSITIONAL EFFECT OF SUBSTITUTION ON EQUILIBRIUM OF TETRAZOLE-AZIDE SYSTEMS. ANOMALOUS BEHAVIOR IN TRIFLUOROACETIC ACID

A. Messmer, G. Hajos, 1981 .

Linearly fused isoquinolines. Part II. The synthesis of the s-triazolo[4,3-b]isoquinoline system†

A. Messmer, G. Hajos, 1978 .

A new fused tetrazole ring system: Tetrazolo [1,5‐b] isoquinoline

A. Messmer, G. Hajos, 1976 .

Photoinduced ring transformation of pyrido-[1,2-b]pyridazinium-4-olate

A. Messmer, D. Döpp, S. Bátori, 1994 .

Synthesis of 1,2,3‐Triazolo[1,5‐a]quinoxalinium and 1,2,3‐Triazolo[5,1‐c]‐benzo‐1,2,4‐triazinium Salts

A. Messmer, O. Szimán, 1965 .

A new route to cyclic urea derivatives of sugars via phosphinimines

H. Duddeck, J. Kovács, G. Tóth, 1987 .

New imino sugar derivatives from a 6-azido-6-deoxy sugar formazan

P. Sándor, I. Pintér, A. Messmer, 1996 .

A simple approach to new 5-butenylidene-imidazolin-2-ones from 2-amino-2-deoxy-d-glucose

J. Kovács, G. Tóth, I. Pintér, 1990 .

A New Route to Cyclic Urea Derivatives of Sugars via Phosphine Imides.

H. Duddeck, J. Kovács, G. Tóth, 1988 .

Formation of 2,5-anhydro derivatives in the zemplén de-acetylation of acetylated sugar formazans

I. Pintér, A. Neszmélyi, A. Messmer, 1978 .

Synthesis and Methylation of Two Differently Fused Benzologs of Pyrido[1,2‐b]pyridazinium‐4‐olate

A. Messmer, G. Tímári, S. Bátori, 1992 .

New Imino Sugar Derivatives from a 6‐Azido‐6‐deoxy Sugar Formazan.

P. Sándor, I. Pintér, A. Messmer, 1996 .

2-Acetamido-2-deoxyaldonolactones from sugar formazans

A. Perczel, I. Pintér, A. Neszmélyi, 1994 .

A novel approach towards acyclic 2-deoxyaldose derivatives

P. Sándor, I. Pintér, S. Gero, 1988 .

Formation of phosphonioepimino salts of sugars: a novel neighboring-group participation

J. Kovács, G. Tóth, I. Pintér, 1979 .

Synthesis and transformations of tetrazolylacroleins

A. Kotschy, Z. Riedl, I. Nagy, 2003 .

Synthesis and selective reactions of v-triazolo-[1,5-b]pyridazinium salts with nucleophiles. A facile access to functionalized ethenyl-1,2,3-triazoles

G. Kollenz, Z. Riedl, G. Hajos, 1993 .

SYNTHESIS OF N-(1-AZIRIDINYL)-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACIDS

B. Podányi, I. Hermecz, A. Messmer, 1997 .

Synthesis and Transformations of Tetrazolylacroleins.

A. Kotschy, Z. Riedl, I. Nagy, 2004 .

Chemical reactivity of [1,2,3]triazolo[1,5-a]- and [1,5-c]-pyrimidinium salts ☆

A. Messmer, S. Bátori, E. Gács-baitz, 2003 .

Valence Bond Isomerization of Fused [1,2,3]Triazolium Salts with Bridgehead Nitrogen Atom. Fused Azolium Salts. 19(,).

T. Soós, Z. Riedl, G. Hajos, 1999, The Journal of organic chemistry.

Ring opening of [1,2,3]triazolo[1,5-a]pyrazinium salts: Synthesis and some transformations of a novel type of 2-aza-1,3-butadienes

Z. Riedl, G. Hajos, S. Holly, 1997 .

SELECTIVE RING OPENING OF LINEARLY AND ANGULARLY FUSED TRIAZOLIUM SALTS

Gurnos Jones, A. Kotschy, G. Hajos, 1996 .

NEW EVIDENCE FOR ISOMERISM OF THE FORMAZYL GROUP. SYNTHESIS OF SELECTIVELY PROTECTED 2-DEOXY-GALACTOSE FORMAZANS

P. Sándor, I. Pintér, A. Messmer, 2001 .

A novel crystalline tetrazolo-azido isomer pair: Pyrido[ 2,3-e] tetrazolo[5,1-c]-as-triazine and 3-azidopyrido[2,3-e]-as-triazine; the synthesis of tetrazolo[5,1-c] benzo-as-triazine and pyrido[2,3-e]-s-triazolo[3,4-c] -as-triazine

A. Messmer, P. Benko, Cy. Hajós, 1973 .

Synthesis of new tetrazolyldienylphenothiazines as potential multidrug resistance inhibitory compounds

J. Molnár, N. Gyémánt, Z. Riedl, 2004 .

The stereochemistry and mechanism of the ring opening reaction of 3-aryltetrazolopyridinium salts and their v-triazolo analogues☆

S. Nagy, L. Radics, A. Messmer, 1980 .

MEP maps as useful tools for prediction of selectivity of alkylations of fused N-heteroaromatics

J. Csontos, G. Tasi, W. Győrffy, 1998 .

Notizen/Notes Selective Alkylations of Tricyclic Pyrrolo‐ and Pyridazino‐as‐Triazines1). – A Novel Evidence of the Importance of the Lone‐Pair Densities

G. Kollenz, A. Messmer, Zsuzsanna Juh´az-Riedl, 1991 .

Alkylation of tetrazolo[1,5-a]pyridine and its benzolog3s (annelation effect)

P. Sohár, G. Hajos, A. Messmer, 1988 .

Structure elucidation of tetrazolo[5,1-c]benzo-as-triazine. An interesting ternary equilibrium of tetrazole-azide systems

A. Neszmélyi, G. Hajos, A. Messmer, 1979 .

Novel reactions with hetaryldieneamines as activated olefins

A. Messmer, G. Tímári, G. Hajos, 1988 .

Ring openings of 3-aryltetrazolopyridinium salts with nucleophiles: synthesis of 1-(2-arl-5-tetrazolyl)-butadienes, diene ethers and dienamines

A. Messmer, A. Gelleri, 1973 .

Novel Reactions with Hetaryldienamines as Activated Olefins.

A. Messmer, G. Tímári, G. Hajos, 1989 .

Synthesis of aryl- and hetarylpyrazoles

A. Messmer, G. Tímári, G. Hajos, 1988 .

Cycloadditions with hetaryl dieneamines a direct route to hetarylazulenes

G. Hajos, A. Messmer, G. Tímári, 1988 .

SYNTHESIS AND STRUCTURAL STUDY OF AZIDONAPHTHO-AS-TRIAZINES. “ANNELATION EFFECT” IN AZIDE-TETRAZOLE EQUILIBRIA

L. Párkányi, A. Neszmélyi, G. Hajos, 1985 .

A new synthesis of thes-triazolo[1,5-a]pyridine ring system

I. Miskolczi, G. Hajos, A. Messmer, 1995 .

Regioselectivity in methylation and phenylation of the zwitterionic pyrido[2,1-f]-as-triazinium-1- and 3-olates and thiolates†

A. Messmer, S. Bátori, 1988 .

SYNTHESIS AND SELECTIVE FUNCTIONALIZATION OF NOVEL POLYFUSED AS-TRIAZINES

Z. Riedl, G. Hajos, A. Messmer, 1994 .

Synthesis and ring transformation of novel tetracyclic fused as-triazines

H. Sterk, G. Kollenz, Z. Riedl, 1992 .

Synthesis and ring transformation of a new fused as‐triazinium salt

G. Kollenz, G. Hajos, A. Messmer, 1989 .

Unusual conversions of a zwitterionic polyfused triazine with electron-deficient dienophiles

K. Peters, W. Fabian, E. Peters, 1997 .

Novel Thermal Rearrangement of Fused Diaryl-v-Triazolium Salts to Neutral Indazole Derivatives. Fused Azolium Salts. 16†

T. Soós, G. Hajos, A. Messmer, 1997 .

MECHANISM OF THE EXCHANGE REACTION OF AROMATIC SCHIFF BASES

G. Tóth, I. Pintér, A. Messmer, 1974 .

Fused Azolium Salts XVIII [1]. Synthesis and Reactivity of a Novel Fused Heteroaromatic System: [1,2,3]Triazolo[1,5-b]isoquinolinium Salts

Z. Riedl, G. Hajos, A. Messmer, 1998 .

Fused triazoles and triazolium salts with bridgehead nitrogen atom. Novel syntheses and selective transformations

T. Soós, A. Kotschy, Z. Riedl, 1995 .

A simple synthesis of epimeric 2-azidoinosose derivatives

J. Kovács, G. Tóth, I. Pintér, 1983 .

A novel synthesis of 2-azido-2-deoxyinosose oximes

G. Tóth, P. Mészáros, I. Pintér, 1990 .