Novel process for preparing .alpha.-(trichloromethyl)benzyl alco

Details Novel process for preparing .alpha.-(trichloromethyl)benzyl alco Novel process for preparing .alpha.-(trichloromethyl)benzyl alco

1985-09-25

1986-07-29

Lone, Werren B.

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

Organic compounds

Oxygen containing

C07C 3346

Patent

active

046032274

ABSTRACT:
This invention relates to a novel and improved process for preparing .alpha.-(trichloromethyl) benzyl alcohols, particularly, trichloromethyl-3-nitrobenzyl alcohol a key intermediate useful in the preparation of clorsulon (4-amino-6-(trichloroethenyl)-1,3-benzene-disulfonamide) via a base-catalyzed condensation reaction of benzaldehydes and chloroform.

REFERENCES:
patent: 3419623 (1968-12-01), Nordin
Bal'on et al, "Zh. Obsch. Khim", vol. 44, p. 2633 (1974).
Atkins et al, "J. Chem. Soc.", Chem. Comm. (1983) pp. 283-284.

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