Chemistry of Heterocyclic Compounds

Condensation of 3-Methyl-1-phenylpyrazole-5-thione with Acetoacetic Ester

1,1-Dichloro-2,2,2-trihaloethyl Isocyanates and N-(1-Chloro-2,2,2-trihaloethylidene)urethanes in the Synthesis of 4-Trihalomethyl-2H-1,3-benzoxazin-2-ones

Cleavage of Isatin 3-Monooxime O-Arylsulfonates in the Presence of Amines

Carbon Disulfide in Synthesis of Thiazolo[3,4-a]quinoxalines Based on 3-( -Chlorobenzyl)quinoxalin-2-(1H)-ones

Basicity Constants of Isomeric Azafluorenes and Their Derivatives

Azines and Their Acyclic Derivatives as Transferers of One-carbon Fragment in Reactions with Pyrazolones

Asymmetric Reductive Alkylation of Alanylproline by the Ethyl Esters of 4-Substituted 2-Oxobutenoic Acids

Arylcyclopropanes in the Synthesis of Nitrogen- and Oxygen-containing Heterocycles. (Review)

Anomalous Beckmann Reaction of 4-Aryl-2,7,7-trimethyl-5-oxo-5,6,7,8-tetrahydroquinoline Oximes in Polyphosphoric Acid. 1. New Synthesis of 1-Ethoxycarbonyl-2,5,5-trimethyl-5,6-dihydro-4H-pyrido[2,3,4-k,l]acridines

Anomalous Beckmann Reaction in a Series of Oximes of 4-Aryl-2,7,7-trimethyl-5-oxo-5,6,7,8-tetrahydroquinolines in Polyphosphoric Acid. 2. Unexpected Synthesis of 3'-Ethoxycarbonyl-4',7',7'-trimethyl-4-oxo-2',6',7',8'-tetrahydrospiro(cyclohexa-2,5-die

A New Approach to the Synthesis of Dithienylethanediones and Dithienylacetylenes

2,3-Dihydro-5,6-tetramethylenespiro(cyclohexane-2-thieno[2,3-d]pyrimidine)-4(1H)-thione. A Novel Synthetic Route and Crystalline Structure