SE406325B - Sett att framstella cefalosporinforeningar - Google Patents
Sett att framstella cefalosporinforeningarInfo
- Publication number
- SE406325B SE406325B SE7204296A SE429672A SE406325B SE 406325 B SE406325 B SE 406325B SE 7204296 A SE7204296 A SE 7204296A SE 429672 A SE429672 A SE 429672A SE 406325 B SE406325 B SE 406325B
- Authority
- SE
- Sweden
- Prior art keywords
- parts
- group
- sodium
- solution
- volume
- 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
- C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46020901A JPS515396B1 (ja) | 1971-04-05 | 1971-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE406325B true SE406325B (sv) | 1979-02-05 |
Family
ID=12040119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7204296A SE406325B (sv) | 1971-04-05 | 1972-04-04 | Sett att framstella cefalosporinforeningar |
Country Status (8)
Country | Link |
---|---|
US (1) | US3792995A (ja) |
JP (1) | JPS515396B1 (ja) |
CH (1) | CH569022A5 (ja) |
DE (1) | DE2216146C3 (ja) |
FR (1) | FR2136154A5 (ja) |
GB (1) | GB1387715A (ja) |
NL (1) | NL7204560A (ja) |
SE (1) | SE406325B (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4218374A (en) * | 1972-10-20 | 1980-08-19 | Fujisawa Pharmaceutical Company, Limited | Penam derivatives |
US4203897A (en) * | 1972-10-20 | 1980-05-20 | Fujisawa Pharmaceutical Company, Limited | Penam derivatives |
US4060688A (en) * | 1972-11-28 | 1977-11-29 | Eli Lilly And Company | Cephalosporin intermediates |
CA1022542A (en) * | 1973-01-09 | 1977-12-13 | Bruno Fechtig | Process for the manufacture of methylene compounds |
US4113940A (en) * | 1973-03-15 | 1978-09-12 | Fujisawa Pharmaceutical Co., Ltd. | 7-amino 2-lower alkyl-2 or 3-cephem-4-carboxylic acid derivatives and processes for preparation thereof |
US4024152A (en) * | 1975-09-19 | 1977-05-17 | Eli Lilly And Company | 4-Dithio-3-imido-azetidin-2-ones |
US4042472A (en) * | 1976-04-12 | 1977-08-16 | Eli Lilly And Company | Electrolytic process for 7-methoxy-3-exomethylenecepham compounds |
US4129731A (en) * | 1976-12-08 | 1978-12-12 | E. R. Squibb & Sons, Inc. | Process for converting 3-methylene cephalosporins to 3-heterothiomethyl cephalosporins |
US4379739A (en) * | 1980-03-31 | 1983-04-12 | Eli Lilly And Company | Electrolytic reduction of cephalosporin p-nitrobenzyl esters |
US4354022A (en) * | 1981-06-05 | 1982-10-12 | Fujisawa Pharmaceutical Co., Ltd. | Process for preparing 3-methylenecepham compounds or a salt thereof |
US4431803A (en) * | 1981-12-21 | 1984-02-14 | Eli Lilly And Company | 7-Epi 3-exomethylenecephams |
US4558123A (en) * | 1983-07-22 | 1985-12-10 | Eli Lilly And Company | 3-Exomethylene cephalosporins |
JPS60187689A (ja) * | 1984-03-06 | 1985-09-25 | Otsuka Chem Co Ltd | 3−エキソメチレンセフアム誘導体の製造法 |
US5604222A (en) * | 1993-12-27 | 1997-02-18 | Lupin Laboratories, Ltd. | Method for the preparation of 2-chloro sulfinyl azetidinones |
US5578721A (en) * | 1994-07-11 | 1996-11-26 | Lupin Laboratories Limited | Process for preparation of 3-exomethylene cepham sulfoxide esters |
US5571910A (en) * | 1994-12-09 | 1996-11-05 | Schering Corporation | Process for the preparation of intermediates useful in the synthesis of cephalosporins |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3444057A (en) * | 1966-06-29 | 1969-05-13 | Syntex Corp | Electrolytic reduction of aromatic steroids |
GB1140975A (en) * | 1966-09-22 | 1969-01-22 | Beecham Group Ltd | New process for preparing aminopenicillins |
-
1971
- 1971-04-05 JP JP46020901A patent/JPS515396B1/ja active Pending
-
1972
- 1972-03-29 CH CH469372A patent/CH569022A5/xx not_active IP Right Cessation
- 1972-03-31 US US00240286A patent/US3792995A/en not_active Expired - Lifetime
- 1972-04-01 DE DE2216146A patent/DE2216146C3/de not_active Expired
- 1972-04-04 FR FR7211791A patent/FR2136154A5/fr not_active Expired
- 1972-04-04 SE SE7204296A patent/SE406325B/sv unknown
- 1972-04-04 GB GB1529972A patent/GB1387715A/en not_active Expired
- 1972-04-05 NL NL7204560A patent/NL7204560A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NL7204560A (ja) | 1972-10-09 |
FR2136154A5 (ja) | 1972-12-22 |
CH569022A5 (ja) | 1975-11-14 |
DE2216146C3 (de) | 1982-01-21 |
DE2216146A1 (de) | 1972-12-14 |
DE2216146B2 (de) | 1980-11-06 |
GB1387715A (en) | 1975-03-19 |
US3792995A (en) | 1974-02-19 |
JPS515396B1 (ja) | 1976-02-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE406325B (sv) | Sett att framstella cefalosporinforeningar | |
SE503077C2 (sv) | Förfarande för framställning och/eller rening av klavulansyra | |
HU225146B1 (en) | Selective electrochemical reduction of halogenated 4-aminopicolinic acids | |
US5614623A (en) | Diastereomers of 1-(isopropoxycarbonyloxy)ethyl 3-cephem-4-carboxylate and processes for their preparation | |
SE462096B (sv) | Dicyklohexylammonium-6 beta-brompenicillanat vilken aer anvaendbar saasom mellanprodukt | |
EP2069304A1 (en) | Improved electrochemical reduction of halogenated 4-aminopicolinic acids | |
HUT68282A (en) | Process for producing taxane derivatives | |
JP2685755B2 (ja) | 金の精製用装置 | |
JPS6054395B2 (ja) | 電解による7−メトキシ−3−エキソメチレンセフアム化合物の製造方法 | |
US3830809A (en) | Bis-dicyclohexylamine n-carbisobutoxycephalosporin c | |
JPH0717664B2 (ja) | L−アスコルビン酸カリウムマグネシウム2−ホスフェートの製法 | |
JPS60187689A (ja) | 3−エキソメチレンセフアム誘導体の製造法 | |
US6143161A (en) | Process for the preparation of 4-(des-dimethylamino)-tetracyclines | |
US4458071A (en) | Process for 1-oxa-β-lactams | |
CN111072656A (zh) | 一种吡喹酮的合成方法 | |
US3634416A (en) | Purification of 7alpha-aminoarylacetamido delta**3-4-carboxy-cephalosporins | |
CA1200543A (en) | 7-epi-3-exomethylenecepham derivatives | |
EP0430286A2 (en) | Pyridine-N-oxide derivative and process for its production | |
FI56015C (fi) | Foerfarande foer foerbaettrad framstaellning av alkalimetallsalt av 7-(2'-tienylacetamido)cefalosporansyra fraon en vattenloesning daerav | |
EP0076052B1 (en) | Process for preparing 3-hydrogen cephems | |
JPH072837A (ja) | Dl−ホモシスチンから電気化学的方法によりn−アセチルホモシステインチオラクトンを調製する方法 | |
RU2049158C1 (ru) | Способ отделения висмута от свинца | |
EP0109816A1 (en) | N-substituted-2-(R)-(sulfinic acid)-3-(S)-(acylamido)-4-oxo-azetidines and process | |
SU980625A3 (ru) | Способ получени цефалоспориновых соединений | |
KR830001970B1 (ko) | 세파로스포린 유도체의 제조방법 |