Process for preparation of halogenated or pseudohalogenated cycl

Details Process for preparation of halogenated or pseudohalogenated cycl Process for preparation of halogenated or pseudohalogenated cycl

1995-03-09

1998-10-06

Richter, Johann

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

Organic compounds

Oxygen containing

568774, 568775, 568779, C07C 3926

Patent

active

058178902

ABSTRACT:
The present invention relates to new fluorinated hexane compounds corresponding to the following general formula (II): ##STR1## in which X'.sub.2, X'.sub.3, and X'.sub.4 are the same or different, and denote a halogen or a pseudohalogen, preferably a halogen, more preferably chlorine and fluorine, with the condition that, when R.sub.1 is hydroxyl, cyano, amido, imido, ethoxy, benzyloxy, cyclohexyloxy and tert-butoxy, not all the halogens can simultaneously be chlorine and R.sub.4, R.sub.3 and R.sub.5 are simultaneously equal to H;

REFERENCES:
patent: 3236874 (1966-02-01), Robinson et al.
patent: 3444196 (1969-05-01), Schoot
patent: 3898289 (1975-08-01), Schneider et al.
Mandal et al., Synthesis, (1985), 3, pp. 274-275.

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