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E. P. Levanova

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Featured researches published by E. P. Levanova.

ChemInform | 1981

Synthesis of enyne sulfides from diacetylenes and thiols in ammonia solution

A. N. Volkov; K. A. Volkova; E. P. Levanova; B. A. Trofimov

ConclusionsA new general method has been developed for the thiylation of diacetylene in liquid ammonia for the preparation of enyne sulfides containing various substituents and functional groups.

ChemInform | 1981

STUDY OF DIACETYLENE DERIVATIVES. XLI. NUCLEOPHILIC THIYLATION OF SUBSTITUTED D DIACETYLENIC ALCOHOLS

A. N. Volkov; K. A. Volkova; A. N. Nikol'skaya; E. P. Levanova; B. A. Trofimov

Additionen von Ethanthiol an die Diinole (I) (Molverhaltnis Diinol:Thio1 etwa 1:1.3) in Gegenwart von NaOH in flussigem NH3 (a), in Pyridin bei Raumtemp. (d), in Methanol bei 50-75°C (Bombenrohr) (b) oder in Abwesenheit eines Katalysators in flussigem NH3 (c, e, f) liefern stereospezifisch die Z-Ethylthioeninole (II) (1H-NMR-Spektren).

ChemInform | 1988

3-Alkylthio-2-propenoic Acids.

K. A. Volkova; E. P. Levanova; A. N. Volkov

ChemInform | 1983

STUDY OF DIACETYLENE DERIVATIVES. XLV. THIYLATION OF MONO- AND DISUBSTITUTED DIYNES BY THIOPHENOL IN LIQUID AMMONIA

E. P. Levanova; A. N. Volkov; K. A. Volkova

ChemInform | 1983

STUDY OF DIACETYLENE DERIVATIVES. XLIV. STEREOSPECIFIC TRANS-ADDITION OF ARYL- AND BENZYLMERCAPTANS TO DIACETYLENE IN AMMONIA AND AMINES

A. N. Volkov; K. A. Volkova; E. P. Levanova; B. A. Trofimov

ChemInform | 1982

STUDY OF DIACETYLENE DERIVATIVES. XLIII. THIYLATION OF MONO-SUBSTITUTED DIACETYLENE DERIVATIVES IN AN AMMONIA SOLUTION

A. N. Volkov; E. P. Levanova; K. A. Volkova; B. A. Trofimov

ChemInform | 1981

STUDY OF DIACETYLENE DERIVATIVES. XL. REGIO‐ AND STEREOSPECIFICITY OF NUCLEOPHILIC THIYLATION OF DIACETYLENE GLYCOLS

A. N. Volkov; K. A. Volkova; E. P. Levanova; A. N. Nikol'skaya; B. A. Trofimov

ChemInform | 1980

USE OF DIACETYLENE FOR THE SYNTHESIS OF TERTIARY ALKYLTHIOENYNIC ALCOHOLS AND GLYCOLS

K. A. Volkova; E. P. Levanova; A. N. Volkov; A. N. Nikol'skaya; B. A. Trofimov

ChemInform | 1980

STUDY OF DIACETYLENE DERIVATIVES. XXXIX. NEW METHOD FOR THE PREPARATION OF ALKYLTHIOENYNIC ALCOHOLS AND THEIR REACTIONS WITH HYDROXYL GROUP PARTICIPATION

K. A. Volkova; E. P. Levanova; A. N. Nikol'skaya; A. N. Volkov; B. A. Trofimov

ChemInform | 1980

SUBSTITUTED DIENIC MONO- AND BIS(1,3-DIOXOLAN-2-ONES)

K. A. Volkova; A. N. Nikol'skaya; E. P. Levanova; A. N. Volkov; B. A. Trofimov

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B. A. Trofimov

Russian Academy of Sciences

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