Fremgangsmåde til fremstilling af 2-substituerede 1,3,4-thiadiazol-5-thioler
1435346 Thiadiazolethiols ELI LILLY & CO 4 Sept 1973 [5 Sept 1972] 41466/73 Heading C2C 1,3,4-Thiadiazolethiols of formula where R is C 1-4 alkyl, C 3-6 cycloalkyl, benzyl or phenyl are prepared by (a) reacting molar equivalents of a thioamide RCSNH 2 and hydrazine in an inert solvent at 0-60 C...
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Main Authors | , , |
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Format | Patent |
Language | Danish |
Published |
10.01.1977
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Edition | 2 |
Subjects | |
Online Access | Get full text |
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Summary: | 1435346 Thiadiazolethiols ELI LILLY & CO 4 Sept 1973 [5 Sept 1972] 41466/73 Heading C2C 1,3,4-Thiadiazolethiols of formula where R is C 1-4 alkyl, C 3-6 cycloalkyl, benzyl or phenyl are prepared by (a) reacting molar equivalents of a thioamide RCSNH 2 and hydrazine in an inert solvent at 0-60 C.; (b) adding at least one molar equivalent of base and at least one molar equivalent of carbon disulphide; and (c) acidifying with a mineral acid. |
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Bibliography: | Application Number: DK19730004854 |