IL99877A - Process for cleavage of esters during the production of cephalosporins - Google Patents

Process for cleavage of esters during the production of cephalosporins

Info

Publication number
IL99877A
IL99877A IL99877A IL9987791A IL99877A IL 99877 A IL99877 A IL 99877A IL 99877 A IL99877 A IL 99877A IL 9987791 A IL9987791 A IL 9987791A IL 99877 A IL99877 A IL 99877A
Authority
IL
Israel
Prior art keywords
amino
formula
hydrogen
alkyl
alkoxy
Prior art date
Application number
IL99877A
Other languages
English (en)
Other versions
IL99877A0 (en
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of IL99877A0 publication Critical patent/IL99877A0/xx
Publication of IL99877A publication Critical patent/IL99877A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/02Preparation
    • C07D501/04Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
IL99877A 1990-11-05 1991-10-28 Process for cleavage of esters during the production of cephalosporins IL99877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/608,772 US5095107A (en) 1990-11-05 1990-11-05 Process for cleavage of esters during the production of cephalosporins

Publications (2)

Publication Number Publication Date
IL99877A0 IL99877A0 (en) 1992-08-18
IL99877A true IL99877A (en) 1997-04-15

Family

ID=24437931

Family Applications (1)

Application Number Title Priority Date Filing Date
IL99877A IL99877A (en) 1990-11-05 1991-10-28 Process for cleavage of esters during the production of cephalosporins

Country Status (11)

Country Link
US (1) US5095107A (index.php)
EP (1) EP0485103A3 (index.php)
JP (1) JPH04273875A (index.php)
KR (1) KR920009821A (index.php)
BR (1) BR9104802A (index.php)
CA (1) CA2054451A1 (index.php)
HU (1) HU209303B (index.php)
IE (1) IE913846A1 (index.php)
IL (1) IL99877A (index.php)
MX (1) MX9101921A (index.php)
TW (1) TW238310B (index.php)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5239068A (en) * 1987-07-31 1993-08-24 Eli Lilly And Company Bicyclic β-lactam antibiotics
US5142039A (en) * 1987-07-31 1992-08-25 Eli Lilly And Company β-lactam antibiotics
US5302711A (en) * 1992-02-18 1994-04-12 Eli Lilly And Company Ester cleavage process for use with β-lactams
US5521307A (en) * 1992-02-18 1996-05-28 Eli Lilly And Company Methods and compounds for the preparation of carbacephems
IT1271404B (it) * 1993-08-09 1997-05-28 Hi Chem S P A Derivati ossimici dell'acido formilfenilacetamido-cefalosporanico
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
WO1995035020A2 (en) * 1994-07-22 1995-12-28 Antibioticos S.P.A. Glutaryl 7-aca derivatives and processes for obtaining them

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1546757A (en) * 1975-04-10 1979-05-31 Lilly Industries Ltd Crystalline cephalosporin salts
US5043439A (en) * 1990-03-08 1991-08-27 Bristol-Myers Squibb Company Process for production of cephalosporins

Also Published As

Publication number Publication date
HU209303B (en) 1994-04-28
KR920009821A (ko) 1992-06-25
MX9101921A (es) 1992-07-08
US5095107A (en) 1992-03-10
HUT59686A (en) 1992-06-29
IL99877A0 (en) 1992-08-18
CA2054451A1 (en) 1992-05-06
BR9104802A (pt) 1992-09-15
HU913464D0 (en) 1992-01-28
EP0485103A2 (en) 1992-05-13
TW238310B (index.php) 1995-01-11
IE913846A1 (en) 1992-05-22
JPH04273875A (ja) 1992-09-30
EP0485103A3 (en) 1992-09-16

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees