Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1977-11-01
1979-05-08
Siegel, A.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07D33338
Patent
active
041536100
ABSTRACT:
5-Carboxy-2-acetylthiophene, which is useful as an intermediate for the production of a therapeutic agent, can be prepared in a high yield by the selective oxidation of 5-acetyl-2-thienylacetic acid or its derivative with a particularly selected oxidizing agent, i.e. permanganate.
REFERENCES:
hartough, "Thiophene and Derivatives", (1952), p. 400.
Hibino Toshihiko
Murayama Eiichi
Siegel A.
Sumitomo Chemical Company Limited
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