Process for producing aliphatic dicarboxylic acid compound

Details Process for producing aliphatic dicarboxylic acid compound Process for producing aliphatic dicarboxylic acid compound

2007-12-25

2007-12-25

Zucker, Paul A. (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

C562S540000

Reexamination Certificate

active

10599171

ABSTRACT:
The present invention discloses a process for producing an aliphatic dicarboxylic acid compound, which comprises oxidizing, with a nitrite or a nitrate in the presence of trifluoroacetic acid, an alicyclic secondary alcohol compound or an alicyclic ketone compound, in each of which at least one methylene group is bonded to the carbon atom having hydroxyl group bonded thereto or the carbon atom as a member of carbonyl group, wherein the reaction is conducted in the presence of water of 5 mass % or less relative to 100 mass % of the total of the trifluoroacetic acid and the water.

REFERENCES:
patent: 2001 213841 (2001-08-01), None
patent: 2002 226421 (2002-08-01), None
Organic Synthesis; pp. 18-20, 1941.
Thurnal Organischeskoi Khimii; pp. 488-494 and a partial English translation, 1988.

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