Process for the manufacture of an N-hydroxyalkylcarbazole

Details Process for the manufacture of an N-hydroxyalkylcarbazole Process for the manufacture of an N-hydroxyalkylcarbazole

1981-03-18

1982-08-03

Ramsuer, Robert W.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D20986

Patent

active

043426883

ABSTRACT:
The process for manufacture of an N-hydroxyalkylcarbazole of the formula ##STR1## wherein R is H, CH.sub.3 or C.sub.2 H.sub.5 and n is a number from 0 to 4 which comprises reacting carbazole with an epoxide of the formula ##STR2## or a chlorohydrin of the formula ##STR3## at temperatures from 20.degree. to 150.degree. C. in the presence of a base and a phase transfer catalyst, in an organic solvent which is immiscible with water.

REFERENCES:
patent: 3014918 (1961-12-01), Dressler
patent: 3894041 (1975-07-01), Otsuki et al.
patent: 3944565 (1976-03-01), Otsuki et al.

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