AT330347B - Verfahren zur herstellung von cephalosporinen - Google Patents
Verfahren zur herstellung von cephalosporinenInfo
- Publication number
- AT330347B AT330347B AT246073A AT246073A AT330347B AT 330347 B AT330347 B AT 330347B AT 246073 A AT246073 A AT 246073A AT 246073 A AT246073 A AT 246073A AT 330347 B AT330347 B AT 330347B
- Authority
- AT
- Austria
- Prior art keywords
- cephalosporines
- production
- Prior art date
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
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/36—Methylene radicals, substituted by sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D317/34—Oxygen atoms
- C07D317/36—Alkylene carbonates; Substituted alkylene carbonates
-
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00236764A US3840531A (en) | 1972-03-21 | 1972-03-21 | Process for preparing 7-(alpha-hydroxy-alpha-phenyl)acetamido-3-(1-methyl-1h-tetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acid and derivatives thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA246073A ATA246073A (de) | 1975-09-15 |
| AT330347B true AT330347B (de) | 1976-06-25 |
Family
ID=22890856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT246073A AT330347B (de) | 1972-03-21 | 1973-03-20 | Verfahren zur herstellung von cephalosporinen |
Country Status (28)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1449420A (en) * | 1973-11-26 | 1976-09-15 | Sankyo Co | 7alpha-methoxycephalosporing derivatives |
| DE2512284A1 (de) * | 1974-03-28 | 1975-10-09 | Fujisawa Pharmaceutical Co | Cephalosporansaeurederivate, verfahren zu ihrer herstellung und sie enthaltende pharmazeutische mittel |
| US3933808A (en) * | 1974-05-20 | 1976-01-20 | Eli Lilly And Company | Cephalosporin esters |
| US3928334A (en) * | 1974-06-06 | 1975-12-23 | Bristol Myers Co | Process for the production of cefamandole |
| US3928337A (en) * | 1974-08-07 | 1975-12-23 | Bristol Myers Co | Process for the production of cefamandole |
| US3947414A (en) * | 1974-12-23 | 1976-03-30 | Eli Lilly And Company | Cefamandole derivatives |
| US3947415A (en) * | 1974-12-23 | 1976-03-30 | Eli Lilly And Company | Cefamandole derivatives |
| US4035361A (en) * | 1976-03-17 | 1977-07-12 | Eli Lilly And Company | Bis-trimethylsilyl cefamandole and process therefor |
| GB1565941A (en) * | 1977-02-08 | 1980-04-23 | Toyama Chemical Co Ltd | Process for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acids |
| US4115644A (en) * | 1977-09-19 | 1978-09-19 | Eli Lilly And Company | Process for preparing pure cefamandole from alkali metal and ammonium salts thereof |
| JPS6027677B2 (ja) * | 1978-07-06 | 1985-06-29 | 富山化学工業株式会社 | ７−置換又は非置換アミノ−３−置換チオメチルセフエムカルボン酸類の新規製造法 |
| JPS5543043A (en) * | 1978-09-22 | 1980-03-26 | Sankyo Co Ltd | Preparation of 3-substituted thiomethylcephalosporin derivative |
| US4351947A (en) * | 1980-03-06 | 1982-09-28 | Asahi Chemical Industry Co., Ltd. | Tetrazole derivative |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3167549A (en) * | 1961-05-18 | 1965-01-26 | Smith Kline French Lab | Derivatives of 7-aminocephalosporanic acid |
-
1972
- 1972-03-21 US US00236764A patent/US3840531A/en not_active Expired - Lifetime
-
1973
- 1973-03-06 IL IL41711A patent/IL41711A/en unknown
- 1973-03-06 GB GB1082673A patent/GB1400697A/en not_active Expired
- 1973-03-07 AU AU53060/73A patent/AU465689B2/en not_active Expired
- 1973-03-08 ZA ZA731644A patent/ZA731644B/xx unknown
- 1973-03-13 IE IE404/73A patent/IE37402B1/xx unknown
- 1973-03-13 CA CA165,968A patent/CA994327A/en not_active Expired
- 1973-03-15 DE DE2312997A patent/DE2312997A1/de active Pending
- 1973-03-15 SE SE7303601A patent/SE416473B/xx unknown
- 1973-03-15 BE BE1004892A patent/BE796788A/xx unknown
- 1973-03-16 YU YU710/73A patent/YU35601B/xx unknown
- 1973-03-16 PH PH14434*UA patent/PH9650A/en unknown
- 1973-03-19 HU HUEI468A patent/HU165339B/hu unknown
- 1973-03-20 AT AT246073A patent/AT330347B/de not_active IP Right Cessation
- 1973-03-20 NL NL7303917A patent/NL7303917A/xx unknown
- 1973-03-20 DD DD169574A patent/DD105240A5/xx unknown
- 1973-03-20 DK DK150273A patent/DK143854C/da active
- 1973-03-20 ES ES412859A patent/ES412859A1/es not_active Expired
- 1973-03-20 CH CH404573A patent/CH557382A/fr not_active IP Right Cessation
- 1973-03-20 CS CS7300002032A patent/CS182782B2/cs unknown
- 1973-03-20 BR BR731970A patent/BR7301970D0/pt unknown
- 1973-03-20 AR AR247144A patent/AR193934A1/es active
- 1973-03-20 RO RO7300074233A patent/RO62621A/ro unknown
- 1973-03-20 SU SU731899018A patent/SU632295A3/ru active
- 1973-03-21 BG BG23051A patent/BG20609A3/xx unknown
- 1973-03-21 PL PL1973161410A patent/PL85244B1/pl unknown
- 1973-03-21 FR FR7310112A patent/FR2182884B1/fr not_active Expired
- 1973-03-22 JP JP3197673A patent/JPS5541237B2/ja not_active Expired
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| ELA | Expired due to lapse of time |