Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing compound having a 1-thia-4-aza-bicyclo
Patent
1992-03-09
1993-06-01
Low, Christopher S. F.
Chemistry: molecular biology and microbiology
Micro-organism, tissue cell culture or enzyme using process...
Preparing compound having a 1-thia-4-aza-bicyclo
435 44, 435 45, 435 41, 435 42, C12P 3700, C12N 918
Patent
active
052158918
ABSTRACT:
A process for preparing a compound of formula I: ##STR1## wherein R.sub.1 represents a hydroxy protecting group and R.sub.2 represents a carboxy protecting group, which comprises:
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Altamura Maria
Cambiaghi Stefano
Cesti Pietro
Dallatomasina Franco
Foa Marco
Farmitalia Carlo Erba
Low Christopher S. F.
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