AT350066B - PROCESS FOR THE PREPARATION OF NEW 3-HYDROXYCROTONIC ACETIDE DERIVATIVES AND THEIR SALTS - Google Patents

PROCESS FOR THE PREPARATION OF NEW 3-HYDROXYCROTONIC ACETIDE DERIVATIVES AND THEIR SALTS

Info

Publication number
AT350066B
AT350066B AT488876A AT488876A AT350066B AT 350066 B AT350066 B AT 350066B AT 488876 A AT488876 A AT 488876A AT 488876 A AT488876 A AT 488876A AT 350066 B AT350066 B AT 350066B
Authority
AT
Austria
Prior art keywords
acetide
hydroxycrotonic
derivatives
salts
preparation
Prior art date
Application number
AT488876A
Other languages
German (de)
Other versions
ATA488876A (en
Original Assignee
Ciba Geigy Ag
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 CH269374A external-priority patent/CH601310A5/en
Priority claimed from CH776674A external-priority patent/CH610584A5/en
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority claimed from AT108275A external-priority patent/AT337362B/en
Publication of ATA488876A publication Critical patent/ATA488876A/en
Application granted granted Critical
Publication of AT350066B publication Critical patent/AT350066B/en

Links

AT488876A 1974-02-26 1975-02-13 PROCESS FOR THE PREPARATION OF NEW 3-HYDROXYCROTONIC ACETIDE DERIVATIVES AND THEIR SALTS AT350066B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH269374A CH601310A5 (en) 1974-02-26 1974-02-26 7-Amino-3-hydroxy-2(or 3)-cephem-4-carboxylic acid derivs prepn
CH776674A CH610584A5 (en) 1974-02-26 1974-06-05 Process for the preparation of 2-(3-amino-2-oxo-4-sulphonylthio-1- azetidinyl)-3-methylenebutyric acid derivatives
CH1100074 1974-08-12
AT108275A AT337362B (en) 1974-02-26 1975-02-13 PROCESS FOR THE PRODUCTION OF 7BETA-AMINO-3-CEPHEM-3 (OR -2) -O1-4-CARBONIC ACID COMPOUNDS AND DERIVATIVES

Publications (2)

Publication Number Publication Date
ATA488876A ATA488876A (en) 1978-10-15
AT350066B true AT350066B (en) 1979-05-10

Family

ID=27421438

Family Applications (3)

Application Number Title Priority Date Filing Date
AT488776A AT350581B (en) 1974-02-26 1975-02-13 PROCESS FOR THE PREPARATION OF 3-METHYLENE BUTTER ACID ACETIDE DERIVATIVES AND THEIR SALTS
AT488876A AT350066B (en) 1974-02-26 1975-02-13 PROCESS FOR THE PREPARATION OF NEW 3-HYDROXYCROTONIC ACETIDE DERIVATIVES AND THEIR SALTS
AT488676A AT350065B (en) 1974-02-26 1975-02-13 PROCESS FOR THE PREPARATION OF NEW AETHERATED 3-HYDROXYCROTONIC ACETIDINE DERIVATIVES AND THEIR SALTS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT488776A AT350581B (en) 1974-02-26 1975-02-13 PROCESS FOR THE PREPARATION OF 3-METHYLENE BUTTER ACID ACETIDE DERIVATIVES AND THEIR SALTS

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT488676A AT350065B (en) 1974-02-26 1975-02-13 PROCESS FOR THE PREPARATION OF NEW AETHERATED 3-HYDROXYCROTONIC ACETIDINE DERIVATIVES AND THEIR SALTS

Country Status (1)

Country Link
AT (3) AT350581B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59134779A (en) * 1983-01-19 1984-08-02 Otsuka Chem Co Ltd Preparation of azetidinone derivative

Also Published As

Publication number Publication date
ATA488676A (en) 1978-10-15
AT350065B (en) 1979-05-10
AT350581B (en) 1979-06-11
ATA488776A (en) 1978-11-15
ATA488876A (en) 1978-10-15

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Legal Events

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