DK73596A - Process for the preparation of penem compounds - Google Patents

Process for the preparation of penem compounds Download PDF

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Publication number
DK73596A
DK73596A DK073596A DK73596A DK73596A DK 73596 A DK73596 A DK 73596A DK 073596 A DK073596 A DK 073596A DK 73596 A DK73596 A DK 73596A DK 73596 A DK73596 A DK 73596A
Authority
DK
Denmark
Prior art keywords
preparation
penem compounds
penem
compounds
Prior art date
Application number
DK073596A
Other languages
Danish (da)
Other versions
DK174361B1 (en
Inventor
Brian Thomas O' Neill
Douglas Phillips
Original Assignee
Pfizer
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 US07/260,141 external-priority patent/US4895940A/en
Priority claimed from US07/378,743 external-priority patent/US4992543A/en
Application filed by Pfizer filed Critical Pfizer
Priority to DK199600735A priority Critical patent/DK174361B1/en
Publication of DK73596A publication Critical patent/DK73596A/en
Application granted granted Critical
Publication of DK174361B1 publication Critical patent/DK174361B1/en

Links

DK199600735A 1988-10-19 1996-07-04 6-silyl:oxy-ethyl-2-oxo-penam-3-carboxylate(s) prepn. - from 2-tri:phenyl:methyl:thio-3-silyl:oxy-2-oxo-azetidinyl-acetate derivs. DK174361B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK199600735A DK174361B1 (en) 1988-10-19 1996-07-04 6-silyl:oxy-ethyl-2-oxo-penam-3-carboxylate(s) prepn. - from 2-tri:phenyl:methyl:thio-3-silyl:oxy-2-oxo-azetidinyl-acetate derivs.

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US26014188 1988-10-19
US07/260,141 US4895940A (en) 1988-10-19 1988-10-19 Process for the preparation of penems
US07/378,743 US4992543A (en) 1988-10-19 1989-07-11 Penem derivatives
US37874389 1989-07-11
DK516789 1989-10-18
DK198905167A DK174484B1 (en) 1988-10-19 1989-10-18 Process for the preparation of penem compounds and azetidinone penem compounds useful as intermediates in the process
DK199600735A DK174361B1 (en) 1988-10-19 1996-07-04 6-silyl:oxy-ethyl-2-oxo-penam-3-carboxylate(s) prepn. - from 2-tri:phenyl:methyl:thio-3-silyl:oxy-2-oxo-azetidinyl-acetate derivs.
DK73596 1996-07-04

Publications (2)

Publication Number Publication Date
DK73596A true DK73596A (en) 1996-07-04
DK174361B1 DK174361B1 (en) 2003-01-06

Family

ID=27222069

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199600735A DK174361B1 (en) 1988-10-19 1996-07-04 6-silyl:oxy-ethyl-2-oxo-penam-3-carboxylate(s) prepn. - from 2-tri:phenyl:methyl:thio-3-silyl:oxy-2-oxo-azetidinyl-acetate derivs.

Country Status (1)

Country Link
DK (1) DK174361B1 (en)

Also Published As

Publication number Publication date
DK174361B1 (en) 2003-01-06

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