Preparation of chloro-olefins

Details Preparation of chloro-olefins Preparation of chloro-olefins

1985-06-27

1987-07-21

Reamer, James H.

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

Organic compounds

Carboxylic acid esters

562598, 570217, 568315, 568347, 568392, 568821, 568850, 568841, C07C 67317

Patent

active

046819770

ABSTRACT:
Chloro-olefins which contain a group of the formula ##STR1## where Y is chlorine or hydrogen, which are prepared by a process in which a trichloromethyl compound which contains a group of the general formula ##STR2## where X is hydrogen or an organic radical, is reduced with a chromium(II) salt in an aqueous medium.

REFERENCES:
patent: 4018838 (1977-04-01), Cleare
patent: 4053380 (1977-10-01), Fujita et al.
patent: 4078008 (1978-03-01), Lantzsch et al.
patent: 4081488 (1978-03-01), Scharpf
patent: 4098657 (1978-07-01), Kay et al.
patent: 4335253 (1982-06-01), Kramer
patent: 4450309 (1984-03-01), Soos et al.
Stepham et al., Tet Letters, vol. 25, pp. 5649-4652 (1984).
Willmann et al., Angeus Chem. Int. ed, vol. 19, pp. 46-47 (1980).
Fieser et al., "Reagents for Organic Synthesis", J. Wiley & Sons, pp. 149-151 (1967).

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