GB8909987D0 - Chemical process - Google Patents

Chemical process

Info

Publication number: GB8909987D0
Authority: GB; United Kingdom
Prior art keywords: chemical process; chemical
Prior art date: 1988-05-03
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB898909987A

Other versions

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.)

Glaxo Group Ltd

Original Assignee

Glaxo 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.)

1988-05-03

Filing date

1989-05-02

Publication date

1989-06-21

1989-05-02 Application filed by Glaxo Group Ltd filed Critical Glaxo Group Ltd

1989-06-21 Publication of GB8909987D0 publication Critical patent/GB8909987D0/en

1989-11-08 Publication of GB2218093A publication Critical patent/GB2218093A/en

Status Withdrawn legal-status Critical Current

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
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
- 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
- C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
- C07D501/34—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group with the 7-amino radical acylated by carboxylic acids containing hetero rings

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Life Sciences & Earth Sciences (AREA)
General Chemical & Material Sciences (AREA)
Medicinal Chemistry (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
Communicable Diseases (AREA)
Pharmacology & Pharmacy (AREA)
Oncology (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Cephalosporin Compounds (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

GB8909987A 1988-05-03 1989-05-02 Cephalosporin carbamoylation Withdrawn GB2218093A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB888810394A GB8810394D0 (en)	1988-05-03	1988-05-03	Chemical process

Publications (2)

Publication Number	Publication Date
GB8909987D0 true GB8909987D0 (en)	1989-06-21
GB2218093A GB2218093A (en)	1989-11-08

Family

ID=10636247

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB888810394A Pending GB8810394D0 (en)	1988-05-03	1988-05-03	Chemical process
GB8909987A Withdrawn GB2218093A (en)	1988-05-03	1989-05-02	Cephalosporin carbamoylation

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB888810394A Pending GB8810394D0 (en)	1988-05-03	1988-05-03	Chemical process

Country Status (8)

Country	Link
JP (1)	JPH0256490A (en)
KR (1)	KR970001531B1 (en)
CH (1)	CH678856A5 (en)
DE (1)	DE3914658A1 (en)
FR (1)	FR2631031A1 (en)
GB (2)	GB8810394D0 (en)
IT (1)	IT1235502B (en)
NL (1)	NL8901111A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100187959B1 (en) *	1997-03-31	1999-06-01	윤재승	Process of amorphous cefuroxime axetil having lower melting point
CN1111537C (en) *	1997-05-15	2003-06-18	第一制糖株式会社	The preparation method of highly pure crystalline form of cefuroxime axetil
IT1313569B1 (en) *	1999-07-27	2002-09-09	Antibioticos Spa	PROCESS FOR THE SYNTHESIS OF BETA-LACTAMIC DERIVATIVES.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1453049A (en) *	1973-08-21	1976-10-20	Glaxo Lab Ltd	Cephalosporing antibiotics
US4011215A (en) *	1974-08-15	1977-03-08	Glaxo Laboratories Limited	3-Chloroalkylcarbamoyloxymethyl-7-[2-(fur-2-yl)-2-methoxyiminoacetamido]ceph-3-em-4-carboxylic acids and physiologically acceptable salts or oxides thereof
CA1094545A (en) *	1976-02-16	1981-01-27	Michael Gregson	Cephalosporin antibiotics
GB2018764B (en) *	1978-04-07	1982-09-02	Glaxo Group Ltd	Cephalosporin compounds
US4252974A (en) *	1978-04-07	1981-02-24	Glaxo Group Limited	Cephalosporin compounds
GB2034312B (en) *	1978-09-21	1983-05-11	Glaxo Group Ltd	Process for the preparation of cephalosporins
YU44680B (en) *	1982-07-30	1990-12-31	Glaxo Lab Ltd	Process for obtaining very pure amorphous form of cephuroxim axetile
GB8320520D0 (en) *	1983-07-29	1983-09-01	Glaxo Group Ltd	Chemical process
GB8400024D0 (en) *	1984-01-03	1984-02-08	Glaxo Group Ltd	Cephalosporin antibiotics

1988
- 1988-05-03 GB GB888810394A patent/GB8810394D0/en active Pending
1989
- 1989-05-02 FR FR8905819A patent/FR2631031A1/en not_active Withdrawn
- 1989-05-02 GB GB8909987A patent/GB2218093A/en not_active Withdrawn
- 1989-05-02 JP JP1112312A patent/JPH0256490A/en active Pending
- 1989-05-02 CH CH1661/89A patent/CH678856A5/de not_active IP Right Cessation
- 1989-05-02 KR KR1019890005923A patent/KR970001531B1/en not_active IP Right Cessation
- 1989-05-02 IT IT8947902A patent/IT1235502B/en active
- 1989-05-02 NL NL8901111A patent/NL8901111A/en not_active Application Discontinuation
- 1989-05-03 DE DE3914658A patent/DE3914658A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
FR2631031A1 (en)	1989-11-10
DE3914658A1 (en)	1989-11-16
JPH0256490A (en)	1990-02-26
IT1235502B (en)	1992-09-05
KR970001531B1 (en)	1997-02-11
GB8810394D0 (en)	1988-06-08
KR890017256A (en)	1989-12-15
IT8947902A0 (en)	1989-05-02
GB2218093A (en)	1989-11-08
CH678856A5 (en)	1991-11-15
NL8901111A (en)	1989-12-01

Publication	Publication Date	Title
GB8828616D0 (en)	1989-01-11	Chemical process
GB8805447D0 (en)	1988-04-07	Chemical process
GB8802731D0 (en)	1988-03-09	Chemical process
EP0327496A3 (en)	1990-02-28	Chemical process
GB8819663D0 (en)	1988-09-21	Chemical process
GB8822236D0 (en)	1988-10-26	Chemical process
GB8829829D0 (en)	1989-02-15	Chemical process
GB8828544D0 (en)	1989-01-11	Chemical process
GB8920600D0 (en)	1989-10-25	Chemical process
GB8909989D0 (en)	1989-06-21	Chemical process
GB8815424D0 (en)	1988-08-03	Chemical process
GB8909987D0 (en)	1989-06-21	Chemical process
GB8804693D0 (en)	1988-03-30	Chemical process
GB8820830D0 (en)	1988-10-05	Chemical process
GB8909988D0 (en)	1989-06-21	Chemical process
GB8810392D0 (en)	1988-06-08	Chemical process
GB8809836D0 (en)	1988-06-02	Chemical process
GB8811008D0 (en)	1988-06-15	Chemical process
GB8824241D0 (en)	1988-11-23	Chemical process
GB8826144D0 (en)	1988-12-14	Chemical process
GB8909986D0 (en)	1989-06-21	Chemical process
ZA897039B (en)	1990-07-25	Chemical process
GB8800843D0 (en)	1988-02-17	Chemical process
GB8812951D0 (en)	1988-07-06	Chemical process
GB8804339D0 (en)	1988-03-23	Chemical process

Legal Events

Date	Code	Title	Description
1993-02-03	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)