GB1390581A - Process for producing 7-acylamino-3-methyl-3-cephem-4-carboxylic acids - Google Patents

Process for producing 7-acylamino-3-methyl-3-cephem-4-carboxylic acids

Info

Publication number
GB1390581A
GB1390581A GB3419273A GB3419273A GB1390581A GB 1390581 A GB1390581 A GB 1390581A GB 3419273 A GB3419273 A GB 3419273A GB 3419273 A GB3419273 A GB 3419273A GB 1390581 A GB1390581 A GB 1390581A
Authority
GB
United Kingdom
Prior art keywords
acid
group
acylamino
alkyl
cephem
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3419273A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyama Chemical Co Ltd
Original Assignee
Toyama Chemical Co 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 Toyama Chemical Co Ltd filed Critical Toyama Chemical Co Ltd
Publication of GB1390581A publication Critical patent/GB1390581A/en
Expired legal-status Critical Current

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
    • C07D501/02—Preparation
    • C07D501/08—Preparation by forming the ring or condensed ring systems
    • C07D501/10—Preparation by forming the ring or condensed ring systems from compounds containing the penicillin ring system

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Cephalosporin Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB3419273A 1972-09-01 1973-07-18 Process for producing 7-acylamino-3-methyl-3-cephem-4-carboxylic acids Expired GB1390581A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47087816A JPS4943999A (en, 2012) 1972-09-01 1972-09-01

Publications (1)

Publication Number Publication Date
GB1390581A true GB1390581A (en) 1975-04-16

Family

ID=13925483

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3419273A Expired GB1390581A (en) 1972-09-01 1973-07-18 Process for producing 7-acylamino-3-methyl-3-cephem-4-carboxylic acids

Country Status (8)

Country Link
US (1) US3890314A (en, 2012)
JP (1) JPS4943999A (en, 2012)
CH (1) CH579575A5 (en, 2012)
DE (1) DE2344130A1 (en, 2012)
FR (1) FR2197888B1 (en, 2012)
GB (1) GB1390581A (en, 2012)
IE (1) IE37905B1 (en, 2012)
NL (1) NL7311919A (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536158B2 (en, 2012) * 1972-03-23 1978-03-04
US3953440A (en) * 1974-12-13 1976-04-27 Eli Lilly And Company Deacetoxycephalosporins via penicillin sulfoxide rearrangement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2116182A (en) * 1935-03-01 1938-05-03 Ig Farbenindustrie Ag Production of mercaptans
US2378968A (en) * 1942-12-05 1945-06-26 Phillips Petroleum Co Boron fluoride recovery process
US3275626A (en) * 1962-07-31 1966-09-27 Lilly Co Eli Penicillin conversion via sulfoxide
US3786128A (en) * 1968-09-30 1974-01-15 Nat Distillers Chem Corp Purification of beryllium hydride
HU168215B (en, 2012) * 1969-03-11 1976-03-28
US3647787A (en) * 1969-07-02 1972-03-07 Lilly Co Eli Process improvement for converting penicillin sulfoxide esters to cephem compounds
GB1312233A (en) * 1969-12-05 1973-04-04 Glaxo Lab Ltd Cephalosporin compounds

Also Published As

Publication number Publication date
IE37905B1 (en) 1977-11-09
NL7311919A (en, 2012) 1974-03-05
DE2344130A1 (de) 1974-03-14
US3890314A (en) 1975-06-17
CH579575A5 (en, 2012) 1976-09-15
JPS4943999A (en, 2012) 1974-04-25
FR2197888B1 (en, 2012) 1976-10-01
FR2197888A1 (en, 2012) 1974-03-29
IE37905L (en) 1974-03-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees