Process for the purification of crude .beta.-phenylethyl alcohol

Details Process for the purification of crude .beta.-phenylethyl alcohol Process for the purification of crude .beta.-phenylethyl alcohol

1985-11-27

1987-05-12

Bashore, S. Leon

Distillation: processes, separatory

Adding material to distilland except water or steam per se

Organic compound

203 63, 203DIG11, 568810, B01D 336

Patent

active

046647554

ABSTRACT:
Process for the purification of crude .beta.-phenylethyl alcohol by azeotropic distillation in the presence of alkanolamines in which the alkylene chain contains 2 to 4 carbon atoms and is optionally substituted by 1 to 4 C.sub.1 -C.sub.3 -alkyl groups.

REFERENCES:
patent: 2587753 (1952-03-01), O'Connor et al.
patent: 3893895 (1975-07-01), Dehnert et al.
patent: 4359365 (1982-11-01), Deguchi et al.
patent: 4400558 (1983-08-01), Nemet-Mavrodin et al.
Chemical Abstracts, vol 93, 1980, p. 464, 93:246446k, Vinnik et al "Study of Azeotropy in Binary Systems Formed by Monoethanolamine and Paraffin Hydrocarbons".
Chemical Abstracts, vol. 77, 1982, p. 405, 139586d, Tatsumi, Japan, Kokai, 62 16,426 "Separatory Purification of Styrene".
Derwent Reports--Abstract 59181T "Separation and Purification of Styrene".
Chemical Abstracts, vol. 69, 1968, p. 6591, 70459e, Efimenko et al "Purificaton of B-Brazan (Benzo[b]Naphtho[2,3-d]-furan) by Azeotropic Rectification".

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