HK42496A - Improvements in or relating to beta lactam production - Google Patents

Improvements in or relating to beta lactam production

Info

Publication number
HK42496A
HK42496A HK42496A HK42496A HK42496A HK 42496 A HK42496 A HK 42496A HK 42496 A HK42496 A HK 42496A HK 42496 A HK42496 A HK 42496A HK 42496 A HK42496 A HK 42496A
Authority
HK
Hong Kong
Prior art keywords
relating
beta lactam
lactam production
production
halogen
Prior art date
Application number
HK42496A
Other languages
English (en)
Inventor
Jose Diago
Johannes Ludescher
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
Application filed by Biochemie Gmbh filed Critical Biochemie Gmbh
Publication of HK42496A publication Critical patent/HK42496A/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
    • C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
    • C07D501/32—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group with the 7-amino radical acylated by an araliphatic carboxylic acid, which is substituted on the aliphatic radical by hetero atoms
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D463/00—Heterocyclic compounds containing 1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. carbacephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D463/02—Preparation
    • C07D463/04—Preparation by forming the ring or condensed ring systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D505/00—Heterocyclic compounds containing 5-oxa-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxacephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Cephalosporin Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
HK42496A 1991-07-15 1996-03-14 Improvements in or relating to beta lactam production HK42496A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919115203A GB9115203D0 (en) 1991-07-15 1991-07-15 Improvements in or relating to beta lactam production

Publications (1)

Publication Number Publication Date
HK42496A true HK42496A (en) 1996-03-22

Family

ID=10698351

Family Applications (1)

Application Number Title Priority Date Filing Date
HK42496A HK42496A (en) 1991-07-15 1996-03-14 Improvements in or relating to beta lactam production

Country Status (12)

Country Link
US (1) US5608055A (cs)
EP (1) EP0523585B1 (cs)
JP (1) JP2619589B2 (cs)
KR (1) KR100249581B1 (cs)
AT (1) ATE288433T1 (cs)
DE (1) DE69233476T2 (cs)
ES (1) ES2237746T3 (cs)
GB (2) GB9115203D0 (cs)
HK (1) HK42496A (cs)
HU (1) HU221199B1 (cs)
PL (1) PL172176B1 (cs)
TW (1) TW216794B (cs)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4749533B2 (ja) * 1999-09-30 2011-08-17 大塚化学株式会社 セファロスポリン結晶
KR20010036099A (ko) * 1999-10-05 2001-05-07 김중만 비타민 비원이 강화된 청국장 제조방법
GB0118764D0 (en) 2001-08-01 2001-09-26 Biochemie Gmbh Organic compounds
WO2004033464A1 (en) * 2002-10-08 2004-04-22 Ranbaxy Laboratories Limited Process for the preparation of (z)-isomer enriched 7-amino-3-propen-1-yl-3-cephem-4- carboxylic acid
EP1809638B1 (en) * 2004-11-01 2010-02-17 Hetero Drugs Limited A novel process for preparation of cefprozil intermediate
ES2729707T3 (es) * 2011-06-23 2019-11-05 Centrient Pharmaceuticals Netherlands B V Proceso de preparación de cefalosporinas 3'-tiosustituidas empleando una penicilina G acilasa
EP2723881A2 (en) * 2011-06-23 2014-04-30 DSM Sinochem Pharmaceuticals Netherlands B.V. Novel crystalline cefoperazone intermediate
CN102796120A (zh) * 2012-08-24 2012-11-28 苏州中联化学制药有限公司 一种头孢克洛的制备方法
CN104230955B (zh) * 2013-06-17 2016-06-22 华北制药集团新药研究开发有限责任公司 一种对羟基青霉素v酸及其盐的制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793191A (fr) * 1971-12-28 1973-06-22 Toyama Chemical Co Ltd Procede pour produire des acides 7-acylamido-3-cephem-4- carboxyliques
AR206201A1 (es) * 1972-06-29 1976-07-07 Ciba Geigy Ag Procedimiento para la obtencion de compuestos de acido 7beta-amino-3-cefem-3-01-4-carboxilico0-substituidos
US3925372A (en) * 1973-02-23 1975-12-09 Lilly Co Eli Alpha-aminoacyl-3-halo cephalosporins
GB1459807A (en) * 1975-05-27 1976-12-31 Proter Spa Process for the production of 7-d-a-amino-phenyl-acetamido-3- desacetoxy-cephalosporanic acid
DE2613172A1 (de) * 1976-03-27 1977-10-06 Bayer Ag Verfahren zur herstellung von penicillinen und cephalosporinen
NL162387C (nl) * 1977-09-06 1980-05-16 Gist Brocades Nv Werkwijze voor het bereiden van 6-(d-alpha-amino-p- -hydroxyfenylacetamido)penicillanzuur.
JPS5459296A (en) * 1977-10-14 1979-05-12 Toshin Chemical Co Production of alphaaaminoo paraahydroxybenzylpeniciline
IT1126544B (it) * 1979-12-07 1986-05-21 Dobfar Spa Procedimento per la preparazione di derivati dell'acido 7-amino-desacetossi cefalosporanico
ES488548A0 (es) * 1980-02-13 1980-11-01 Gali Mallofre Salvador Perfeccionamientos en los organos de mando para selectores de relacion de cajas de cambio en vehiculos pesados
ES488783A0 (es) * 1980-02-20 1981-02-16 Gema Sa Procedimiento de preparacion del acido 7-(d(-)-a-amino-p-hi-dro-xifenilacetamido)desacetoxicefalosporanico
JPS57188594A (en) * 1981-05-15 1982-11-19 Eisai Co Ltd Preparation of 7-(2-amino-2-phenylacetamido)cephem derivative
ATE12632T1 (de) * 1982-07-20 1985-04-15 Eprova Ag Verfahren zur herstellung von niederalkylestern von n-l-alpha-aspartyl-l-phenylalanin und neue zwischenprodukte zu deren herstellung.
GB2240102B (en) * 1990-01-22 1993-10-20 Biochemie Gmbh Improvements in or relating to beta lactam production
US5142043A (en) * 1990-05-10 1992-08-25 Biocraft Laboratories, Inc. Process for preparing cephalexin monohydrate

Also Published As

Publication number Publication date
EP0523585B1 (en) 2005-02-02
HU9202230D0 (en) 1992-10-28
PL172176B1 (pl) 1997-08-29
JPH05202060A (ja) 1993-08-10
GB9115203D0 (en) 1991-08-28
HU221199B1 (en) 2002-08-28
KR930002356A (ko) 1993-02-23
DE69233476T2 (de) 2005-12-29
PL295277A1 (en) 1993-04-05
KR100249581B1 (ko) 2000-04-01
US5608055A (en) 1997-03-04
EP0523585A3 (en) 1993-03-03
DE69233476D1 (de) 2005-03-10
JP2619589B2 (ja) 1997-06-11
ATE288433T1 (de) 2005-02-15
GB9214816D0 (en) 1992-08-26
TW216794B (cs) 1993-12-01
GB2257703A (en) 1993-01-20
GB2257703B (en) 1995-04-05
EP0523585A2 (en) 1993-01-20
HUT61767A (en) 1993-03-01
ES2237746T3 (es) 2005-08-01

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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)
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20090713