Process for the production of penems

Details Process for the production of penems Process for the production of penems

1983-11-07

1986-04-22

Berch, Mark L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260239A, C07D20508, C07D48704

Patent

active

045841330

ABSTRACT:
Improved processes for the production of 6-hydroxyethyl-2-substituted thio penem-3-carboxylates which eliminate the step of using a silver reagent are disclosed.

REFERENCES:
patent: 4443373 (1984-04-01), Girijavallabhan
Fieser, "Advanced Organic Chemistry", pp. 310-320, (1965).
Fieser, "Organic Chemistry", 3rd Edition, pp. 325, 329, 337-342, (1958).
Gould, "Mechanism and Structure in Organic Chemistry", pp. 258-262, 276-279, (1959).
March, "Advanced Organic Chemistry", pp. 251-263, (1968).
Morrison, "Organic Chemistry", 2nd Edition, pp. 661-666, (1966).

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