DK142499B - Estere af azetidin-2-sulfensyrer til anvendelse som mellemprodukt ved fremstilling af desacetoxycephalosporiner. - Google Patents

Estere af azetidin-2-sulfensyrer til anvendelse som mellemprodukt ved fremstilling af desacetoxycephalosporiner. Download PDF

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Publication number
DK142499B
DK142499B DK409977A DK409977A DK142499B DK 142499 B DK142499 B DK 142499B DK 409977 A DK409977 A DK 409977A DK 409977 A DK409977 A DK 409977A DK 142499 B DK142499 B DK 142499B
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DK
Denmark
Prior art keywords
benzene
acid
azetidine
methyl
esters
Prior art date
Application number
DK409977A
Other languages
Danish (da)
English (en)
Other versions
DK409977A (US07655688-20100202-C00086.png
DK142499C (US07655688-20100202-C00086.png
Inventor
Ta-Sen Chou
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 US05/349,876 external-priority patent/US3944545A/en
Application filed by Lilly Co Eli filed Critical Lilly Co Eli
Priority to DK409977A priority Critical patent/DK142499B/da
Publication of DK409977A publication Critical patent/DK409977A/da
Publication of DK142499B publication Critical patent/DK142499B/da
Application granted granted Critical
Publication of DK142499C publication Critical patent/DK142499C/da

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  • Cephalosporin Compounds (AREA)
DK409977A 1972-05-10 1977-09-15 Estere af azetidin-2-sulfensyrer til anvendelse som mellemprodukt ved fremstilling af desacetoxycephalosporiner. DK142499B (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK409977A DK142499B (da) 1972-05-10 1977-09-15 Estere af azetidin-2-sulfensyrer til anvendelse som mellemprodukt ved fremstilling af desacetoxycephalosporiner.

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US25207872A 1972-05-10 1972-05-10
US25207872 1972-05-10
US34987673 1973-04-12
US05/349,876 US3944545A (en) 1972-05-10 1973-04-12 Process for preparing desacetoxycephalosporins
DK255073 1973-05-09
DK255073 1973-05-09
DK409977 1977-09-15
DK409977A DK142499B (da) 1972-05-10 1977-09-15 Estere af azetidin-2-sulfensyrer til anvendelse som mellemprodukt ved fremstilling af desacetoxycephalosporiner.

Publications (3)

Publication Number Publication Date
DK409977A DK409977A (US07655688-20100202-C00086.png) 1977-09-15
DK142499B true DK142499B (da) 1980-11-10
DK142499C DK142499C (US07655688-20100202-C00086.png) 1981-08-03

Family

ID=27439570

Family Applications (1)

Application Number Title Priority Date Filing Date
DK409977A DK142499B (da) 1972-05-10 1977-09-15 Estere af azetidin-2-sulfensyrer til anvendelse som mellemprodukt ved fremstilling af desacetoxycephalosporiner.

Country Status (1)

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DK (1) DK142499B (US07655688-20100202-C00086.png)

Also Published As

Publication number Publication date
DK409977A (US07655688-20100202-C00086.png) 1977-09-15
DK142499C (US07655688-20100202-C00086.png) 1981-08-03

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