Acetophenone purification

Details Acetophenone purification Acetophenone purification

1982-06-02

1984-02-21

Reamer, James H.

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

Organic compounds

Oxygen containing

203 64, C07C 4583

Patent

active

044331738

ABSTRACT:
Purification of acetophenone containing difficultly separable impurities by extractive distillation with a solvent selected from the group consisting of oligomers of 1,2-glycols, said oligomers having from 4 to 9 carbon atoms per molecule.

REFERENCES:
patent: 2444893 (1948-07-01), Lake
patent: 2894047 (1959-07-01), Uitti
patent: 3105018 (1963-09-01), Freure
patent: 3310478 (1967-03-01), Amir
patent: 4229262 (1980-10-01), Reed et al.

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