MD248C2 - Method of preparation of derivatives of 7-(2-(2-aminothiarolyl-4)-2-alkoxyiminoacetamido)-3-thiomethyl-3 cefem-4-carbonic acid in the form of sin-isomers. - Google Patents
Method of preparation of derivatives of 7-(2-(2-aminothiarolyl-4)-2-alkoxyiminoacetamido)-3-thiomethyl-3 cefem-4-carbonic acid in the form of sin-isomers.Info
- Publication number
- MD248C2 MD248C2 MD94-0278A MD940278A MD248C2 MD 248 C2 MD248 C2 MD 248C2 MD 940278 A MD940278 A MD 940278A MD 248 C2 MD248 C2 MD 248C2
- Authority
- MD
- Moldova
- Prior art keywords
- derivatives
- aminothiarolyl
- alkoxyiminoacetamido
- cefem
- thiomethyl
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- 150000001340 alkali metals Chemical class 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 238000005903 acid hydrolysis reaction Methods 0.000 abstract 1
- 239000003242 anti bacterial agent Substances 0.000 abstract 1
- 229940088710 antibiotic agent Drugs 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000012467 final product Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 230000003993 interaction Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
Landscapes
- Cephalosporin Compounds (AREA)
Abstract
The invention relates to the method of antibiotics of cefalosporine group, namely derivatives of 7-[2-(2-aminothiarolyl-4)-2-alkoxyiminoacetamido] -3-thiomethyl-3 cefem-4-carbonic acid of general formula (I)in the form of sin-isomers, where A- atom of hydrogen or alkalimetal, R1 - acetyl, 2-methyl-1,3,4-thiadiarolyl or 1-methyltetrarolyl, R2-C1-C4 alkyl.The purpose of invention is to synthesize the new derivatives of cefalosporine that extend arsenal of remedies action on living organism.The method is realized by interaction of compound of the formula (II)where R2 has above indicated means and obtaining product at the necessity is treated by the acidic hydrolysis agent.The final product is separated in the form of the free acid or salt of alkalimetal.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7608690A FR2345153A1 (en) | 1976-03-25 | 1976-03-25 | NEW ALCOYLOXIMES DERIVED FROM 7-AMINO THIAZOLYL ACETAMIDO CEPHALOSPORANIC ACID, THEIR PREPARATION PROCESS AND THEIR APPLICATION AS MEDICINAL PRODUCTS |
| SU772462904A SU791246A3 (en) | 1976-03-25 | 1977-03-23 | Method of preparing derivatives of 7-/2-(2-aminothiazolyl-4)-2-alkoxyiminoacetamido/-3-cephem-4-carboxylic acid |
| SU782584103A SU795482A3 (en) | 1976-03-25 | 1978-02-27 | Method of preparing 7-/2-(2-aminothiazolyl-4)-2-alkoxyiminoacetamido/-3-thiomethyl-3-cephem-4-carboxylic acid derivatives in the form of sin-isomers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD248B1 MD248B1 (en) | 1995-07-31 |
| MD248C2 true MD248C2 (en) | 1995-12-31 |
Family
ID=27250604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MD94-0278A MD248C2 (en) | 1976-03-25 | 1994-09-08 | Method of preparation of derivatives of 7-(2-(2-aminothiarolyl-4)-2-alkoxyiminoacetamido)-3-thiomethyl-3 cefem-4-carbonic acid in the form of sin-isomers. |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD248C2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941781A (en) * | 1971-12-23 | 1976-03-02 | Eli Lilly And Company | Preparation of 3-alkylthiomethyl cephalosporins |
-
1994
- 1994-09-08 MD MD94-0278A patent/MD248C2/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941781A (en) * | 1971-12-23 | 1976-03-02 | Eli Lilly And Company | Preparation of 3-alkylthiomethyl cephalosporins |
Also Published As
| Publication number | Publication date |
|---|---|
| MD248B1 (en) | 1995-07-31 |
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