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2 027 721

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C1

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IPC

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Application

4930158/04, 1991-04-22

(22)

Actual filing date

1991-04-22

(45)

Published

1995-01-27

(72)

Inventor

Dzhamanbaev Zhenis Anarkulovich[Kg]Dzhamanbaeva Zinakul' Ashikbaevna[Kg]Afanas'Ev Vitalij Arkad'Evich[Kg]

(73)

Holder

Institut Organicheskoj Khimii An Respubliki Kirgizstan

4-(GLYCOPYRANOSYL)-SEMICARBAZIDES AS AN INTERMEDIATE PRODUCTS FOR SYNTHESIS OF COMPOUNDS SHOWING ANTIINFLAMMATORY AND ANTIMICROBIAL ACTIVITY Russian patent published in 1995 - IPC

Abstract RU 2027721 C1

FIELD: organic chemistry. SUBSTANCE: product: 4-(glycopyranosyl)-semicarbazides of the formula RNHCONHNH2, at R; yield, %; m. p. C; [α]2D

0; a) D-galactosyl; 70; 168-170; +10.4 (c=1, water); b) D-glucosyl; 55; 148-150; -14.6 (c=1, water); c) L-arabinopyranosyl; 43.5; 134-135; +44.1. Reagent 1: N-methyl-N′-glycopyranosyl-N-nitrosourea of the formula RNHCON(NO)CH3. Reagent 2: hydrazine hydrate. Reaction conditions: at 25-60 C and stirring. EFFECT: improved method of synthesis.

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RU 2 027 721 C1

Authors

Dzhamanbaev Zhenis Anarkulovich[Kg]

Dzhamanbaeva Zinakul' Ashikbaevna[Kg]

Afanas'Ev Vitalij Arkad'Evich[Kg]

Dates

1995-01-27—Published

1991-04-22—Filed

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