BG50556A1 - Heterocyclic derivatives of 2- amino- 3- hydroxypyridine and method for their preparation - Google Patents

Heterocyclic derivatives of 2- amino- 3- hydroxypyridine and method for their preparation

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Publication number
BG50556A1
BG50556A1 BG9221190A BG9221190A BG50556A1 BG 50556 A1 BG50556 A1 BG 50556A1 BG 9221190 A BG9221190 A BG 9221190A BG 9221190 A BG9221190 A BG 9221190A BG 50556 A1 BG50556 A1 BG 50556A1
Authority
BG
Bulgaria
Prior art keywords
amino
image
hydroxypyridine
preparation
heterocyclic derivatives
Prior art date
Application number
BG9221190A
Inventor
Veneta B Kalcheva-Bachvarova
Madlena S Tosheva
Original Assignee
Univ Sofijski
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univ Sofijski filed Critical Univ Sofijski
Priority to BG9221190A priority Critical patent/BG50556A1/en
Publication of BG50556A1 publication Critical patent/BG50556A1/en

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Abstract

These compounds are also used in medicine and have a pronounced anti-microbialaction. They have a common formula<IMAGE>where A is the radical <IMAGE> or <IMAGE>,where R1 is NH2, low alkyl C1-C6, benzyl, phenyl.Description : 2-(2-oxopropyl)-thiooxazole (4,5-b)pyridine interacts with hydrazine hydrate or primary amine to 2-(3-hydroxi-2-pyridyl)-4-methyl-3-replaced 2(3H)-thiazolimine, while 2-(2-oxo-2-phenylethyl)-thiooxazole (4,5-b)pyridine interacts with hydrazine hydrate to 2-(3-hydroxi-2-pyridyl)-amino-5-phenyl-1,3,4-thiadiazine.
BG9221190A 1990-06-13 1990-06-13 Heterocyclic derivatives of 2- amino- 3- hydroxypyridine and method for their preparation BG50556A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BG9221190A BG50556A1 (en) 1990-06-13 1990-06-13 Heterocyclic derivatives of 2- amino- 3- hydroxypyridine and method for their preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG9221190A BG50556A1 (en) 1990-06-13 1990-06-13 Heterocyclic derivatives of 2- amino- 3- hydroxypyridine and method for their preparation

Publications (1)

Publication Number Publication Date
BG50556A1 true BG50556A1 (en) 1992-09-15

Family

ID=3923028

Family Applications (1)

Application Number Title Priority Date Filing Date
BG9221190A BG50556A1 (en) 1990-06-13 1990-06-13 Heterocyclic derivatives of 2- amino- 3- hydroxypyridine and method for their preparation

Country Status (1)

Country Link
BG (1) BG50556A1 (en)

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