HK78195A - Stable crystalline form of an intermediate product of cephalosporine - Google Patents

Stable crystalline form of an intermediate product of cephalosporine

Info

Publication number
HK78195A
HK78195A HK78195A HK78195A HK78195A HK 78195 A HK78195 A HK 78195A HK 78195 A HK78195 A HK 78195A HK 78195 A HK78195 A HK 78195A HK 78195 A HK78195 A HK 78195A
Authority
HK
Hong Kong
Prior art keywords
cephalosporine
crystalline form
intermediate product
stable crystalline
stable
Prior art date
Application number
HK78195A
Other languages
English (en)
Inventor
Bernhard Christian Prager
Karl Wessely
Werner Veit
Original Assignee
Biochemie Gmbh
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.)
Filing date
Publication date
Priority claimed from AT0242786A external-priority patent/AT387779B/de
Priority claimed from AT242886A external-priority patent/AT387389B/de
Application filed by Biochemie Gmbh filed Critical Biochemie Gmbh
Publication of HK78195A publication Critical patent/HK78195A/xx

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
    • C07D501/38—Methylene radicals, substituted by nitrogen atoms; Lactams thereof with the 2-carboxyl group; Methylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atom; Quaternary compounds thereof
    • C07D501/46—Methylene radicals, substituted by nitrogen atoms; Lactams thereof with the 2-carboxyl group; Methylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atom; Quaternary compounds thereof with the 7-amino radical acylated by carboxylic acids containing hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
HK78195A 1986-09-10 1995-05-18 Stable crystalline form of an intermediate product of cephalosporine HK78195A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0242786A AT387779B (de) 1986-09-10 1986-09-10 Verfahren zur herstellung einer neuen kristallinen, stabilen form des syn-isomeren des (6r,7r)-7-((2-(2-amino-4-thiazolyl)-(z)-2-(1-te t.butoxycarbonyl-1-methylethoxy)imino)acetamido -3- (1-pyridiniummethyl)-3-cephem-4-carboxylats
AT242886A AT387389B (de) 1986-09-10 1986-09-10 Verfahren zur herstellung einer neuen kristallinen, stabilen form des syn-isomeren des (6r, 7r)-7-((2-(2-amino-4-thiazolyl)-(z)-2(1-tert.butoxycarbonyl-1-methylethoxy)imino)

Publications (1)

Publication Number Publication Date
HK78195A true HK78195A (en) 1995-05-26

Family

ID=25598434

Family Applications (1)

Application Number Title Priority Date Filing Date
HK78195A HK78195A (en) 1986-09-10 1995-05-18 Stable crystalline form of an intermediate product of cephalosporine

Country Status (6)

Country Link
EP (1) EP0282531B1 (ja)
JP (2) JP2539872B2 (ja)
KR (1) KR950010085B1 (ja)
DE (1) DE3778346D1 (ja)
HK (1) HK78195A (ja)
WO (1) WO1988002001A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2646576B1 (fr) * 1989-04-28 1991-07-05 France Etat Systeme d'emission-reception pour la transmission d'images couleur animees et du son a partir de canaux independants
US5831085A (en) * 1997-01-16 1998-11-03 Lupin Laboratories Limited Process for manufacture of cephalosporin such as ceftazidime and intermediate thereof
CN105646541B (zh) * 2015-12-30 2018-01-30 广东金城金素制药有限公司 一种原研制品质头孢他啶及其药物制剂

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR228726A1 (es) * 1978-05-26 1983-04-15 Glaxo Group Ltd Procedimiento para la preparacion del antibiotico(6r,7r)-7-((z)-2-(2-aminotiazol-4-il)-2-(2-carboxiprop-2-oxiimino)acetamido)-3-(1-piridiniometil)cef-3-em-4-carboxilato
WO1985004659A1 (en) * 1984-04-10 1985-10-24 Biochemie Gesellschaft M.B.H. Intermediary products of cephalosporine, preparation process thereof and utilization thereof
EP0166580A3 (en) * 1984-06-25 1987-03-18 Eli Lilly And Company Improvements in or relating to ceftazidime

Also Published As

Publication number Publication date
JPH01500667A (ja) 1989-03-09
JP2539872B2 (ja) 1996-10-02
EP0282531A1 (de) 1988-09-21
JPH08225578A (ja) 1996-09-03
JP2572563B2 (ja) 1997-01-16
KR950010085B1 (ko) 1995-09-06
EP0282531B1 (de) 1992-04-15
DE3778346D1 (de) 1992-05-21
WO1988002001A1 (en) 1988-03-24
KR880701722A (ko) 1988-11-04

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Legal Events

Date Code Title Description
PF Patent in force
AS Change of ownership

Owner name: SANDOZ AG

Free format text: FORMER OWNER(S): SANDOZ GMBH

CHPA Change of a particular in the register (except of change of ownership)
PE Patent expired

Effective date: 20070908