NL7601662A - PROCESS FOR PREPARING DERIVATIVES OF 7-AMINOCEPHALOSPORANIC ACID. - Google Patents

PROCESS FOR PREPARING DERIVATIVES OF 7-AMINOCEPHALOSPORANIC ACID.

Info

Publication number: NL7601662A
Authority: NL; Netherlands
Prior art keywords: aminocephalosporanic acid; preparing derivatives; derivatives; preparing; aminocephalosporanic
Prior art date: 1975-02-22

Application number

NL7601662A

Other languages

Dutch (nl)

Original Assignee

Beecham Group Ltd

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.)

1975-02-22

Filing date

1976-02-19

Publication date

1976-08-24

1976-02-19 Application filed by Beecham Group Ltd filed Critical Beecham Group Ltd

1976-08-24 Publication of NL7601662A publication Critical patent/NL7601662A/en

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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Cephalosporin Compounds (AREA)

NL7601662A 1975-02-22 1976-02-19 PROCESS FOR PREPARING DERIVATIVES OF 7-AMINOCEPHALOSPORANIC ACID. NL7601662A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB7546/75A GB1544404A (en)	1975-02-22	1975-02-22	Process for preparing esters of 7-amino-cephalosporanic acid derivatives

Publications (1)

Publication Number	Publication Date
NL7601662A true NL7601662A (en)	1976-08-24

Family

ID=9835213

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7601662A NL7601662A (en)	1975-02-22	1976-02-19	PROCESS FOR PREPARING DERIVATIVES OF 7-AMINOCEPHALOSPORANIC ACID.

Country Status (18)

Country	Link
JP (1)	JPS51101995A (en)
AR (1)	AR212809A1 (en)
AT (1)	AT345456B (en)
AU (1)	AU505037B2 (en)
BE (1)	BE838514A (en)
CA (1)	CA1071621A (en)
CH (1)	CH619957A5 (en)
DE (1)	DE2605159A1 (en)
DK (1)	DK72976A (en)
ES (1)	ES445009A1 (en)
FI (1)	FI760292A7 (en)
FR (1)	FR2301527A1 (en)
GB (1)	GB1544404A (en)
IE (1)	IE42404B1 (en)
NL (1)	NL7601662A (en)
NO (1)	NO760577L (en)
SE (1)	SE7601534L (en)
ZA (1)	ZA76441B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3139534A (en) *	1960-06-17	1964-06-30	Honeywell Regulator Co	Pulse characterizing apparatus using saturable core means to effect pulse delay and shaping

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1377661A (en) *	1971-06-05	1974-12-18	Yamanouchi Pharma Co Ltd	Oxofuryl ester derivatives of penicillin and cephalosporin
GB1406113A (en) *	1972-10-05	1975-09-17	Leo Pharm Prod Ltd	Process for the preparation of cephalosporin estets

1975
- 1975-02-22 GB GB7546/75A patent/GB1544404A/en not_active Expired
1976
- 1976-01-19 IE IE100/76A patent/IE42404B1/en unknown
- 1976-01-26 ZA ZA441A patent/ZA76441B/en unknown
- 1976-01-30 CA CA244,626A patent/CA1071621A/en not_active Expired
- 1976-02-04 AR AR262151A patent/AR212809A1/en active
- 1976-02-06 FI FI760292A patent/FI760292A7/fi not_active Application Discontinuation
- 1976-02-07 JP JP51012737A patent/JPS51101995A/ja active Pending
- 1976-02-09 ES ES445009A patent/ES445009A1/en not_active Expired
- 1976-02-10 DE DE19762605159 patent/DE2605159A1/en not_active Withdrawn
- 1976-02-11 FR FR7603744A patent/FR2301527A1/en active Granted
- 1976-02-11 SE SE7601534A patent/SE7601534L/en not_active Application Discontinuation
- 1976-02-12 BE BE164288A patent/BE838514A/en unknown
- 1976-02-19 AT AT118476A patent/AT345456B/en not_active IP Right Cessation
- 1976-02-19 NL NL7601662A patent/NL7601662A/en not_active Application Discontinuation
- 1976-02-20 CH CH211176A patent/CH619957A5/en not_active IP Right Cessation
- 1976-02-20 NO NO760577A patent/NO760577L/no unknown
- 1976-02-20 DK DK72976*#A patent/DK72976A/en not_active Application Discontinuation
- 1976-02-23 AU AU11339/76A patent/AU505037B2/en not_active Expired

Also Published As

Publication number	Publication date
AT345456B (en)	1978-09-25
CH619957A5 (en)	1980-10-31
ES445009A1 (en)	1977-08-16
AU1133976A (en)	1977-09-01
AR212809A1 (en)	1978-10-13
IE42404L (en)	1976-08-22
CA1071621A (en)	1980-02-12
DE2605159A1 (en)	1976-09-02
NO760577L (en)	1976-08-24
AU505037B2 (en)	1979-11-08
FR2301527A1 (en)	1976-09-17
ATA118476A (en)	1978-01-15
GB1544404A (en)	1979-04-19
FI760292A7 (en)	1976-08-23
ZA76441B (en)	1977-01-26
IE42404B1 (en)	1980-07-30
BE838514A (en)	1976-08-12
FR2301527B1 (en)	1980-03-07
DK72976A (en)	1976-08-23
JPS51101995A (en)	1976-09-08
SE7601534L (en)	1976-08-23

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Legal Events

Date	Code	Title
1983-02-01	BA	A request for search or an international-type search has been filed
1983-02-01	BB	A search report has been drawn up
1983-05-02	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1985-10-01	BV	The patent application has lapsed