Preparation of trifluoromethylthioacetic acid and its esters

Details Preparation of trifluoromethylthioacetic acid and its esters Preparation of trifluoromethylthioacetic acid and its esters

1976-05-24

1978-01-17

Garner, Vivian

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

Organic compounds

Carboxylic acid esters

260539R, 560147, C07C14800, C07C14920

Patent

active

040692434

ABSTRACT:
A new method of preparing trifluoromethylthioacetic acid using a tertiary phosphine in a sulfur extrusion of lower alkyl trifluoromethyldithioacetate with optional is situ alkaline hydrolysis of said acetate using a biphasic hydrolysis system in the presence of a phase transfer catalyst.

REFERENCES:
patent: 3816533 (1974-06-01), Brandstrom et al.
Dehmlow, Agnew. Chem., Intn'l Ed., 13, 170-179 (1974).
Sato et al, Tetrahedron, 32, 507-513 (1976).
Moore et al, Tetrahedron, 18, 205 (1962).
Hofle et al, J.A.C.S., 93, 6307 (1971).

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