IN184516B - - Google Patents

Info

Publication number
IN184516B
IN184516B IN39BO1996A IN184516B IN 184516 B IN184516 B IN 184516B IN 39BO1996 A IN39BO1996 A IN 39BO1996A IN 184516 B IN184516 B IN 184516B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Niranjan Lal Gupta
Ramanathan Sankaran
Sugata Chaterjee
Tumma Hari Krishna
Original Assignee
Lupin Laoratories 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.)
Filing date
Publication date
Application filed by Lupin Laoratories Ltd filed Critical Lupin Laoratories Ltd
Priority to IN39BO1996 priority Critical patent/IN184516B/en
Priority to US08/618,533 priority patent/US5750683A/en
Priority to US08/908,016 priority patent/US5824801A/en
Publication of IN184516B publication Critical patent/IN184516B/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
IN39BO1996 1996-01-19 1996-01-19 IN184516B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IN39BO1996 IN184516B (de) 1996-01-19 1996-01-19
US08/618,533 US5750683A (en) 1996-01-19 1996-03-19 Process for the stereospecific synthesis of keto-enol tautomeric mixture of p-nitrobenzyl (1R,6R,7R)-7-phenoxyactamido-3-oxo-cepham-4-(R/S)-carboxylate-1-oxide and p-nitrobenzyl (1R,6R,7R)-7-phenoxyacetamido-3-hydroxy-3-cephem-4-carboxylate-1-oxide
US08/908,016 US5824801A (en) 1996-01-19 1997-08-11 Process for sterospecific synthesis of keto-enol tautomeric mixture of p nitrobenzyl (1R, 6R, 7R)-7-phenoxyacetamido-3-oxo-3-cepham-4-(R/S)-carboxylate-1-oxide and p-nitrobenzyl (1R, 6R, 7R)-7-phenoxyacteamido-3-hydroxy-3-cephem-4-carboxylate-1-oxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN39BO1996 IN184516B (de) 1996-01-19 1996-01-19

Publications (1)

Publication Number Publication Date
IN184516B true IN184516B (de) 2000-09-02

Family

ID=11077028

Family Applications (1)

Application Number Title Priority Date Filing Date
IN39BO1996 IN184516B (de) 1996-01-19 1996-01-19

Country Status (2)

Country Link
US (2) US5750683A (de)
IN (1) IN184516B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103588791A (zh) * 2013-11-29 2014-02-19 中国科学院长春应用化学研究所 对硝基苄基-7-苯氧基乙酰胺-3-羟基头孢-4-羧酸酯-1-β-氧化物的制备方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3691188A (en) * 1970-08-10 1972-09-12 Lilly Co Eli Method for preparing penicillin sulfoxides
SE428022B (sv) * 1972-06-29 1983-05-30 Ciba Geigy Ag 7beta-amino-cefam-3-on-4-karboxylsyraforeningar till anvendning for framstellning av cefalosporinderivat
US4060688A (en) * 1972-11-28 1977-11-29 Eli Lilly And Company Cephalosporin intermediates
US3917587A (en) * 1972-11-28 1975-11-04 Lilly Co Eli Cephalosporin ethers
US3925372A (en) * 1973-02-23 1975-12-09 Lilly Co Eli Alpha-aminoacyl-3-halo cephalosporins
US4064343A (en) * 1974-04-01 1977-12-20 Eli Lilly And Company 3-Halo cephalosporins
CA1069126A (en) * 1974-12-24 1980-01-01 Eli Lilly And Company Sulfinyl halides and their preparation from penicillin sulfoxides
US4165316A (en) * 1976-06-16 1979-08-21 Eli Lilly And Company Process for preparing sulfinyl chlorides from penicillin sulfoxides
US4316842A (en) * 1980-11-24 1982-02-23 Eli Lilly And Company Penicillin intermediates
US4334065A (en) * 1980-11-24 1982-06-08 Eli Lilly And Company Cephalosporin intermediates
US4431803A (en) * 1981-12-21 1984-02-14 Eli Lilly And Company 7-Epi 3-exomethylenecephams
JPH05501246A (ja) * 1989-10-16 1993-03-11 アクゾ　ナムローゼ　フェンノートシャップ ペニシリン及びセファロスポリンの１―（ｓ）―スルホキシドへの転化
GB9011463D0 (en) * 1990-05-22 1990-07-11 Erba Carlo Spa Process for the preparation of 7 alpha-alkoxycephem derivatives
CA2077780A1 (en) * 1991-09-10 1993-03-11 Gary M. F. Lim Preparation of a cephalosporin antibiotic using the syn-isomer of a thiazolyl intermediate
TW232695B (de) * 1992-07-24 1994-10-21 Bristol Myers Squibb Co
IN181695B (de) * 1992-08-10 1998-09-05 Ranbaxy Lab Ltd
IN181697B (de) * 1994-04-22 1998-09-05 Ranbaxy Lab Ltd

Also Published As

Publication number Publication date
US5750683A (en) 1998-05-12
US5824801A (en) 1998-10-20

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