Process for preparing alkyl/aryl chloroformates

Details Process for preparing alkyl/aryl chloroformates Process for preparing alkyl/aryl chloroformates

2005-07-19

2005-07-19

Zucker, Paul A. (Department: 1621)

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

Organic compounds

Halocarbonate esters

C558S282000

Reexamination Certificate

active

06919471

ABSTRACT:
Alky/aryl chloroformates are prepared directly from alcohols and triphosgene. This method is simple, mild and efficient avoids use of hazardous phosgene. It can be used for the preparation of various aryl as well as alkyl chloroformates in excellent yields.

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Eckert et al, Angewandte Chemie, International Edition in English, Triphosgene, a Crystalline Phosgene Substitute, 1987, pp. 894-895.

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