NL7303437A - - Google Patents
Info
- Publication number
- NL7303437A NL7303437A NL7303437A NL7303437A NL7303437A NL 7303437 A NL7303437 A NL 7303437A NL 7303437 A NL7303437 A NL 7303437A NL 7303437 A NL7303437 A NL 7303437A NL 7303437 A NL7303437 A NL 7303437A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/02—Preparation
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
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- 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
- C07D499/21—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 with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1169072A GB1425933A (en) | 1972-03-13 | 1972-03-13 | Cephalosporins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7303437A true NL7303437A (en:Method) | 1973-09-17 |
Family
ID=9990907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7303437A NL7303437A (en:Method) | 1972-03-13 | 1973-03-12 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3935204A (en:Method) |
| JP (1) | JPS49290A (en:Method) |
| AT (1) | AT334529B (en:Method) |
| CA (1) | CA1037949A (en:Method) |
| CH (1) | CH589094A5 (en:Method) |
| DE (1) | DE2312042A1 (en:Method) |
| FR (1) | FR2181810B1 (en:Method) |
| GB (1) | GB1425933A (en:Method) |
| NL (1) | NL7303437A (en:Method) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7401782A (en:Method) * | 1973-02-14 | 1974-08-16 | ||
| CA1088049A (en) * | 1975-06-03 | 1980-10-21 | Takashi Masugi | 3-substituted-7-substituted alkanamido-3-cephem-4- carboxylic acid compounds and processes for preparation thereof |
| US4097670A (en) * | 1976-04-05 | 1978-06-27 | E. R. Squibb & Sons, Inc. | Carboxyalkylureido cephalosporins |
| DE2760484C2 (en:Method) * | 1976-04-14 | 1992-12-03 | Takeda Chemical Industries, Ltd., Osaka, Jp | |
| JPS5321192A (en) * | 1976-08-10 | 1978-02-27 | Takeda Chem Ind Ltd | Cephalosporin derivatives and their preparation |
| US4086422A (en) * | 1976-08-16 | 1978-04-25 | E. R. Squibb & Sons, Inc. | Carbamoylalkylureido cephalosporins |
| US4963542A (en) * | 1976-09-08 | 1990-10-16 | Takeda Chemical Industries, Ltd. | Cephalosporin derivatives |
| US4124762A (en) * | 1977-11-07 | 1978-11-07 | Yeda Research And Development Co., Ltd. | 7-[(Pyridylthiomethyl)phenyl]acetamido-cephalosporin derivatives |
| US4172942A (en) * | 1977-11-21 | 1979-10-30 | Yeda Research And Development Co. Ltd. | 7-[(Substituted-thiomethyl)phenyl]acetamidocephalosporin derivatives |
| US4180661A (en) * | 1977-11-25 | 1979-12-25 | Yeda Research And Development Co. Ltd. | 7-[(Substituted-isothioureamethyl)phenyl]-acetamidocephalosporin derivatives |
| US4217348A (en) * | 1978-09-28 | 1980-08-12 | E. R. Squibb & Sons, Inc. | Cephalosporins having an oxazolidonyloxamido substituted acyl sidechain |
| US4486425A (en) * | 1980-09-30 | 1984-12-04 | Sankyo Company Limited | 7-[2-(2-Aminothiazol-4-yl)-2-(syn)-methoxyiminoacetamido]-3-methoxymethyl-3-cephem-4-carboxylates |
| JPS5988490A (ja) * | 1982-11-10 | 1984-05-22 | Kyoto Yakuhin Kogyo Kk | セフアロスポリン誘導体 |
| WO1984001949A1 (en) * | 1982-11-10 | 1984-05-24 | Kyoto Pharma Ind | Cephalosporin derivatives, process and their preparation, and prophylactic and treating agent against bacterial infection |
| FR2546520B1 (fr) * | 1983-05-27 | 1985-08-30 | Sanofi Sa | Nouveaux composes antibiotiques derives des cephalosporines |
| JPS60218394A (ja) * | 1984-04-16 | 1985-11-01 | Takeda Chem Ind Ltd | セフアロスポリンエステル誘導体 |
| NZ208281A (en) * | 1983-06-02 | 1986-11-12 | Takeda Chemical Industries Ltd | Cephalosporin ester derivatives and pharmaceutical compositions |
| JPS59225191A (ja) * | 1983-06-02 | 1984-12-18 | Takeda Chem Ind Ltd | 経口用セフアロスポリン誘導体 |
| FR2550200B1 (fr) * | 1983-08-01 | 1988-04-08 | Fujisawa Pharmaceutical Co | Procede de preparation de composes de cephem a activite antimicrobienne et nouveaux produits ainsi obtenus |
| GB8400024D0 (en) * | 1984-01-03 | 1984-02-08 | Glaxo Group Ltd | Cephalosporin antibiotics |
| US4914091A (en) * | 1984-04-02 | 1990-04-03 | American Cyanamid Company | Esters of cephalosporin derivitives |
| CN103739618B (zh) * | 2013-12-24 | 2016-08-31 | 深圳华润九新药业有限公司 | 头孢唑林酯及其制备方法、口服抗生素制剂 |
| CN103755728B (zh) * | 2013-12-24 | 2016-06-29 | 深圳华润九新药业有限公司 | 头孢唑林衍生物及其制备方法、口服抗生素制剂 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3692779A (en) * | 1970-08-12 | 1972-09-19 | Bristol Myers Co | 7-{8 n-(substituted-imidoyl)aminoacetamide{9 cephalosporanic acids and derivatives thereof |
| US3873521A (en) * | 1970-09-17 | 1975-03-25 | Astra Laekemedel Ab | Esters of {60 -amino penicillins |
| DE2228670A1 (de) * | 1971-06-15 | 1973-01-11 | Yamanouchi Pharma Co Ltd | Neue oxymethylesterderivate von penicillin und cephalosporin |
| GB1335317A (en) * | 1971-06-23 | 1973-10-24 | Leo Pharm Prod Ltd | Cephalosporin esters salts thereof and methods for their pre paration |
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1972
- 1972-03-13 GB GB1169072A patent/GB1425933A/en not_active Expired
-
1973
- 1973-03-10 DE DE2312042A patent/DE2312042A1/de active Pending
- 1973-03-12 FR FR7308756A patent/FR2181810B1/fr not_active Expired
- 1973-03-12 CA CA165,824A patent/CA1037949A/en not_active Expired
- 1973-03-12 JP JP48028907A patent/JPS49290A/ja active Pending
- 1973-03-12 NL NL7303437A patent/NL7303437A/xx not_active Application Discontinuation
- 1973-03-12 AT AT214173A patent/AT334529B/de not_active IP Right Cessation
- 1973-03-13 US US05/340,673 patent/US3935204A/en not_active Expired - Lifetime
- 1973-03-13 CH CH366973A patent/CH589094A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1425933A (en) | 1976-02-25 |
| AU5321373A (en) | 1974-09-12 |
| CA1037949A (en) | 1978-09-05 |
| ATA214173A (de) | 1976-05-15 |
| AT334529B (de) | 1976-01-25 |
| DE2312042A1 (de) | 1974-01-03 |
| FR2181810A1 (en:Method) | 1973-12-07 |
| US3935204A (en) | 1976-01-27 |
| FR2181810B1 (en:Method) | 1976-12-31 |
| JPS49290A (en:Method) | 1974-01-05 |
| CH589094A5 (en:Method) | 1977-06-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |