Preparation of 3-methoxymethylcephalosporins

Details Preparation of 3-methoxymethylcephalosporins Preparation of 3-methoxymethylcephalosporins

1975-09-15

1977-02-15

Rizzo, Nicholas S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D50126, C07D50128, C07D50130

Patent

active

040082318

ABSTRACT:
A 3-methoxymethylcephalosporin acid is prepared by reacting a 3-hydroxymethylcephalosporin acid with a reagent selected from the group consisting of trifluoroacetic anhydride, phosphorus trichloride, phosphorus oxychloride, and thionyl chloride, and reacting the resulting intermediate with methanol.

REFERENCES:
patent: 3665003 (1972-05-01), Kennedy et al.

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