Method for preparation of mercaptobenzoates

Details Method for preparation of mercaptobenzoates Method for preparation of mercaptobenzoates

1986-12-12

1987-11-03

Shippen, Michael L.

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

Organic compounds

Carboxylic acid esters

560 12, 560 18, C07C14940, C07C14714, C07C147107

Patent

active

047044675

ABSTRACT:
A method of preparing a compound of the formula ##STR1## wherein R is alkyl, R.sub.1 is alkyl or aryl and X is halogen or nitro comprising reacting ##STR2## wherein R and X are as defined above with a mercaptan having the formula R-SH in the presence of an inorganic base, a phase transfer catalyst and a non-polar aprotic solvent.

REFERENCES:
patent: 3663615 (1972-05-01), Ziegler
patent: 3729508 (1973-04-01), Ziegler
patent: 3867433 (1975-02-01), Shen
Cogolli, J. Org. Chem., 44, pp. 2636-2642 (1979).

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