GB1487597A – Method for the production of cephalosporin derivatives
– Google Patents
GB1487597A – Method for the production of cephalosporin derivatives
– Google Patents
Method for the production of cephalosporin derivatives
Info
Publication number
GB1487597A
GB1487597A
GB13873/77A
GB1387377A
GB1487597A
GB 1487597 A
GB1487597 A
GB 1487597A
GB 13873/77 A
GB13873/77 A
GB 13873/77A
GB 1387377 A
GB1387377 A
GB 1387377A
GB 1487597 A
GB1487597 A
GB 1487597A
Authority
GB
United Kingdom
Prior art keywords
production
cephalosporin derivatives
cephalosporin
derivatives
Prior art date
1973-11-23
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
Application number
GB13873/77A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ER Squibb and Sons LLC
Original Assignee
ER Squibb and Sons LLC
Priority date (The priority date 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 date listed.)
1973-11-23
Filing date
1974-10-21
Publication date
1977-10-05
1974-10-21
Application filed by ER Squibb and Sons LLC
filed
Critical
ER Squibb and Sons LLC
1977-10-05
Publication of GB1487597A
publication
Critical
patent/GB1487597A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
229930186147
Cephalosporin
Natural products
0.000
title
1
229940124587
cephalosporin
Drugs
0.000
title
1
150000001780
cephalosporins
Chemical class
0.000
title
1
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
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
GB13873/77A
1973-11-23
1974-10-21
Method for the production of cephalosporin derivatives
Expired
GB1487597A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/418,520
US3968109A
(en)
1973-11-23
1973-11-23
Production of 2-(thio substituted)cephalosporin sulfoxides and 2-(thio substituted)cephalosporins
Publications (1)
Publication Number
Publication Date
GB1487597A
true
GB1487597A
(en)
1977-10-05
Family
ID=23658457
Family Applications (2)
Application Number
Title
Priority Date
Filing Date
GB45390/74A
Expired
GB1487596A
(en)
1973-11-23
1974-10-21
Method for the production of cephalosporin derivatives
GB13873/77A
Expired
GB1487597A
(en)
1973-11-23
1974-10-21
Method for the production of cephalosporin derivatives
Family Applications Before (1)
Application Number
Title
Priority Date
Filing Date
GB45390/74A
Expired
GB1487596A
(en)
1973-11-23
1974-10-21
Method for the production of cephalosporin derivatives
Country Status (5)
Country
Link
US
(1)
US3968109A
(en)
JP
(1)
JPS5083392A
(en)
DE
(1)
DE2455358A1
(en)
FR
(1)
FR2254575A1
(en)
GB
(2)
GB1487596A
(en)
Families Citing this family (6)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4039534A
(en)
*
1975-11-17
1977-08-02
E. R. Squibb & Sons, Inc.
4-Thio substituted-Δ2 -cephalosporin intermediates
US4129731A
(en)
*
1976-12-08
1978-12-12
E. R. Squibb & Sons, Inc.
Process for converting 3-methylene cephalosporins to 3-heterothiomethyl cephalosporins
IT1192287B
(en)
*
1977-11-14
1988-03-31
Fujisawa Pharmaceutical Co
PHARMACEUTICAL ACTION DERIVATIVES OF CEPHALOSPORANIC ACID AND RELATED PREPARATION PROCEDURE
JPS5946292A
(en)
*
1982-09-09
1984-03-15
Otsuka Chem Co Ltd
2-substituted cephem derivative and its preparation
GB8928373D0
(en)
*
1989-12-15
1990-02-21
Erba Carlo Spa
Beta-lactam derivatives
GB9207715D0
(en)
*
1992-04-08
1992-05-27
Erba Carlo Spa
2,2-disubstituted cephem sulphones
Family Cites Families (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3852282A
(en)
*
1969-04-01
1974-12-03
Squibb & Sons Inc
Certain 2-substituted cephalosporins
US3660395A
(en)
*
1970-03-04
1972-05-02
Lilly Co Eli
Thioether cephalosporin compounds
1973
1973-11-23
US
US05/418,520
patent/US3968109A/en
not_active
Expired – Lifetime
1974
1974-10-21
GB
GB45390/74A
patent/GB1487596A/en
not_active
Expired
1974-10-21
GB
GB13873/77A
patent/GB1487597A/en
not_active
Expired
1974-11-22
JP
JP49135407A
patent/JPS5083392A/ja
active
Pending
1974-11-22
FR
FR7438477A
patent/FR2254575A1/fr
not_active
Withdrawn
1974-11-22
DE
DE19742455358
patent/DE2455358A1/en
active
Pending
Also Published As
Publication number
Publication date
DE2455358A1
(en)
1975-05-28
FR2254575A1
(en)
1975-07-11
GB1487596A
(en)
1977-10-05
JPS5083392A
(en)
1975-07-05
US3968109A
(en)
1976-07-06
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Legal Events
Date
Code
Title
Description
1978-02-22
PS
Patent sealed [section 19, patents act 1949]
1979-05-23
PCNP
Patent ceased through non-payment of renewal fee
