NL7309135A - - Google Patents

Info

Publication number
NL7309135A
NL7309135A NL7309135A NL7309135A NL7309135A NL 7309135 A NL7309135 A NL 7309135A NL 7309135 A NL7309135 A NL 7309135A NL 7309135 A NL7309135 A NL 7309135A NL 7309135 A NL7309135 A NL 7309135A
Authority
NL
Netherlands
Application number
NL7309135A
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 filed Critical
Publication of NL7309135A publication Critical patent/NL7309135A/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NL7309135A 1972-06-29 1973-06-29 NL7309135A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH978972A CH591500A5 (xx) 1972-06-29 1972-06-29

Publications (1)

Publication Number Publication Date
NL7309135A true NL7309135A (xx) 1974-01-02

Family

ID=4355659

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7309135A NL7309135A (xx) 1972-06-29 1973-06-29

Country Status (8)

Country Link
US (1) US3989695A (xx)
JP (1) JPS5934714B2 (xx)
BE (1) BE801598A (xx)
CH (1) CH591500A5 (xx)
DE (1) DE2331078C2 (xx)
FR (1) FR2190417B1 (xx)
GB (1) GB1420160A (xx)
NL (1) NL7309135A (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4301278A (en) * 1974-02-26 1981-11-17 Ciba-Geigy Corporation Process for the manufacture of enol derivatives
US4147864A (en) * 1975-02-20 1979-04-03 Ciba-Geigy Corporation Process for the manufacture of 7β-amino-3-cephem-3-ol-4 carboxylic acid compounds
US4370326A (en) * 1977-09-13 1983-01-25 Fujisawa Pharmaceutical Co., Ltd. Cephem compounds and composition
US4379922A (en) * 1978-09-12 1983-04-12 Fujisawa Pharmaceutical Co., Ltd. Cepham compounds
US4301279A (en) * 1979-02-23 1981-11-17 Ciba-Geigy Corporation Process for the production of 3-hydroxy compounds
JPH0645625B2 (ja) * 1984-12-28 1994-06-15 塩野義製薬株式会社 ヒドロキシセフアムカルボン酸エステルの製造法
JPS6190A (ja) * 1984-06-08 1986-01-06 Shionogi & Co Ltd ヒドロキシセフアムカルボン酸エステルの製法
US4647658A (en) * 1984-06-08 1987-03-03 Shionogi & Co., Ltd. Process for preparing aminohydroxycephamcarboxylates
JPS6322813U (xx) * 1986-07-25 1988-02-15
JPS6388208U (xx) * 1986-11-27 1988-06-08
US5604222A (en) * 1993-12-27 1997-02-18 Lupin Laboratories, Ltd. Method for the preparation of 2-chloro sulfinyl azetidinones
US5578721A (en) * 1994-07-11 1996-11-26 Lupin Laboratories Limited Process for preparation of 3-exomethylene cepham sulfoxide esters
JP4418043B2 (ja) 1998-10-07 2010-02-17 大塚化学株式会社 β−ヒドロキシエステルの製造法
CN103755725B (zh) * 2013-12-26 2016-05-18 浙江工业大学 7β-苯乙酰氨基-3-无-3-头孢烯-4-羧酸二苯甲酯的制备方法
CN110437257B (zh) * 2019-08-28 2021-01-12 河北恒百药业有限公司 一种头孢唑肟中间体7-anca的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846416A (en) * 1967-08-21 1974-11-05 Glaxo Lab Ltd Cephalosporin compounds
GB1241656A (en) * 1967-08-21 1971-08-04 Glaxo Lab Ltd Improvements in or relating to cephalosporin compounds
US3668202A (en) * 1970-02-24 1972-06-06 Lilly Co Eli Process for preparing cepham compounds
US3668201A (en) * 1970-02-24 1972-06-06 Lilly Co Eli Cepham compounds
GB1308822A (en) * 1970-04-14 1973-03-07 Beecham Group Ltd 4-isopropylidene-3-oxocephams
IL37879A (en) * 1970-10-27 1974-12-31 Ciba Geigy Ag 3-unsubstituted cephalosporin derivatives,process for their manufacture and compositions containing them

Also Published As

Publication number Publication date
JPS5934714B2 (ja) 1984-08-24
JPS4949989A (xx) 1974-05-15
US3989695A (en) 1976-11-02
BE801598A (fr) 1973-12-28
GB1420160A (en) 1976-01-07
FR2190417B1 (xx) 1976-08-13
CH591500A5 (xx) 1977-09-30
DE2331078A1 (de) 1974-01-17
FR2190417A1 (xx) 1974-02-01
DE2331078C2 (de) 1984-03-15

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Legal Events

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