ATA381675A - METHOD FOR PRODUCING DELTA3 CEPHALOSPORINESTERS - Google Patents

METHOD FOR PRODUCING DELTA3 CEPHALOSPORINESTERS

Info

Publication number
ATA381675A
ATA381675A AT381675A AT381675A ATA381675A AT A381675 A ATA381675 A AT A381675A AT 381675 A AT381675 A AT 381675A AT 381675 A AT381675 A AT 381675A AT A381675 A ATA381675 A AT A381675A
Authority
AT
Austria
Prior art keywords
cephalosporinesters
delta3
producing
producing delta3
delta3 cephalosporinesters
Prior art date
Application number
AT381675A
Other languages
German (de)
Other versions
AT340589B (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
Priority claimed from US05/471,528 external-priority patent/US3933808A/en
Priority claimed from US471527A external-priority patent/US3928333A/en
Application filed by Lilly Co Eli filed Critical Lilly Co Eli
Publication of ATA381675A publication Critical patent/ATA381675A/en
Application granted granted Critical
Publication of AT340589B publication Critical patent/AT340589B/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
    • 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
    • C07D501/36—Methylene radicals, substituted by sulfur 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
    • C07D501/02—Preparation
    • C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
AT381675A 1974-05-20 1975-05-20 METHOD FOR PRODUCING DELTA3 CEPHALOSPORINESTERS AT340589B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/471,528 US3933808A (en) 1974-05-20 1974-05-20 Cephalosporin esters
US471527A US3928333A (en) 1974-05-20 1974-05-20 Process for the preparation of 3 cephalosporin esters

Publications (2)

Publication Number Publication Date
ATA381675A true ATA381675A (en) 1977-04-15
AT340589B AT340589B (en) 1977-12-27

Family

ID=27043469

Family Applications (1)

Application Number Title Priority Date Filing Date
AT381675A AT340589B (en) 1974-05-20 1975-05-20 METHOD FOR PRODUCING DELTA3 CEPHALOSPORINESTERS

Country Status (13)

Country Link
AR (1) AR212321A1 (en)
AT (1) AT340589B (en)
BG (2) BG25096A3 (en)
CH (1) CH601314A5 (en)
CS (1) CS196272B2 (en)
DD (1) DD120446A5 (en)
DK (1) DK221875A (en)
ES (1) ES437809A1 (en)
HU (1) HU170561B (en)
PL (1) PL103490B1 (en)
SE (1) SE421701B (en)
SU (1) SU731899A3 (en)
YU (1) YU125575A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1190897B (en) * 1982-06-29 1988-02-24 Opos Biochimica Srl PROCEDURE FOR THE PREPARATION OF THE 1-ETHOXYCARBONYLOXYETHYL ACID ACID 6- (D (-) - ALPHA AMINOALPHA-PHENYLACETAMIDE) -PENICILLANIC
US4606865A (en) * 1982-09-20 1986-08-19 Astra Lakemedel Aktiebolag Methods for the preparation of α-bromodiethylcarbonate

Also Published As

Publication number Publication date
BG25228A3 (en) 1978-08-10
DK221875A (en) 1975-11-21
SE421701B (en) 1982-01-25
YU125575A (en) 1982-05-31
BG25096A3 (en) 1978-07-12
ES437809A1 (en) 1977-04-01
CH601314A5 (en) 1978-07-14
SU731899A3 (en) 1980-04-30
AT340589B (en) 1977-12-27
SE7505741L (en) 1975-11-21
DD120446A5 (en) 1976-06-12
HU170561B (en) 1977-07-28
CS196272B2 (en) 1980-03-31
PL103490B1 (en) 1979-06-30
AR212321A1 (en) 1978-06-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee