Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1986-06-02
1988-11-01
Rizzo, Nicholas S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
540310, C07D49904, A61K 31425
Patent
active
047821450
ABSTRACT:
An efficient process for converting readily available 4-acetoxy-2-azetidinones to allyl 2-thioxopenam-3-carboxylates, intermediates useful for the synthesis of penem antibiotics.
REFERENCES:
patent: 4530793 (1985-07-01), Girijavallabhan
patent: 4585874 (1986-04-01), Alpegiani et al.
patent: 4675396 (1987-06-01), Ross et al.
patent: 4695626 (1987-09-01), Brighty
Leanza et al., Tetrahedron, 39, pp. 2505-2513 (1983).
Ganguly et al., Journal of Antimicrobial Chemotherapy, 9, Suppl. C, pp. 1-6 (1982).
Brighty Katherine E.
Lindner David L.
Blackwood Robert K.
Lumb J. Trevor
Pfizer Inc.
Richardson Peter C.
Rizzo Nicholas S.
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