GB1442920A - Process for the manufacutre of 6-d- - x-aminophenylacetamido- pencillanic acid - Google Patents
Process for the manufacutre of 6-d- - x-aminophenylacetamido- pencillanic acidInfo
- Publication number
- GB1442920A GB1442920A GB4569674A GB4569674A GB1442920A GB 1442920 A GB1442920 A GB 1442920A GB 4569674 A GB4569674 A GB 4569674A GB 4569674 A GB4569674 A GB 4569674A GB 1442920 A GB1442920 A GB 1442920A
- Authority
- GB
- United Kingdom
- Prior art keywords
- aminophenylacetamido
- propenyl
- oct
- carbon atoms
- manufacutre
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Peptides Or Proteins (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
1442920 Penicillin compound KRKA TOVARNA FAMACEVTSKIH IN KEMICNIH IZDELKOV 22 Oct 1974 [26 Oct 1973] 45696/74 Heading C2C 6 - [D(-) - α - aminophenylacetamido - 3- penicillanic acid is prepared by (a) condensing 6 - aminopenicillanic acid with a substituted D-phenylglycine of the formula where R 1 is 2-(1-carbalkoxy)-propenyl, 2-(1- alkylcarbonyl) - propenyl or hydrogen, R 2 is oxycarbethoxy, oxyacyl, cyanomethylene, p - nitrophenyl, 2,4,5 - trichlorophenyl or halogen, or R 1 and R 2 taken together are oxycarbonyl, (b) extracting with a chlorinated hydrocarbon of 1-2 carbon atoms and 1-3 chlorine atoms and (c) treating with a primary or secondary aliphatic alcohol or 1-4 carbon atoms.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
YU280473A YU36733B (en) | 1973-10-26 | 1973-10-26 | Process for preparing pure anhydrous 6-zd-(-)-alfa-aminophenylacetamidoc-penicillanic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1442920A true GB1442920A (en) | 1976-07-14 |
Family
ID=25558789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4569674A Expired GB1442920A (en) | 1973-10-26 | 1974-10-22 | Process for the manufacutre of 6-d- - x-aminophenylacetamido- pencillanic acid |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2450661A1 (en) |
ES (1) | ES431320A1 (en) |
GB (1) | GB1442920A (en) |
KE (1) | KE2800A (en) |
YU (1) | YU36733B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL162387C (en) * | 1977-09-06 | 1980-05-16 | Gist Brocades Nv | PROCESS FOR PREPARING 6- (D-ALPHA-AMINO-P- HYDROXYPHENYLACETAMIDO) PENICILLANIC ACID. |
GB2240102B (en) * | 1990-01-22 | 1993-10-20 | Biochemie Gmbh | Improvements in or relating to beta lactam production |
CN106520893B (en) * | 2016-11-04 | 2021-05-04 | 内蒙古常盛制药有限公司 | Method for preparing ampicillin from penicillin potassium |
-
1973
- 1973-10-26 YU YU280473A patent/YU36733B/en unknown
-
1974
- 1974-10-22 GB GB4569674A patent/GB1442920A/en not_active Expired
- 1974-10-24 ES ES431320A patent/ES431320A1/en not_active Expired
- 1974-10-24 DE DE19742450661 patent/DE2450661A1/en active Pending
-
1977
- 1977-11-24 KE KE280077A patent/KE2800A/en unknown
Also Published As
Publication number | Publication date |
---|---|
YU36733B (en) | 1984-08-31 |
KE2800A (en) | 1978-01-06 |
ES431320A1 (en) | 1976-10-16 |
YU280473A (en) | 1982-06-18 |
AU7452574A (en) | 1976-04-29 |
DE2450661A1 (en) | 1975-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |