Concentration of natural ingredients from natural materials

Details Concentration of natural ingredients from natural materials Concentration of natural ingredients from natural materials

1988-11-14

1990-07-03

Chan, Nicky

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

552545, C07D31172, C07J 900

Patent

active

049392760

ABSTRACT:
A novel process for the concentration of natural tocopherols and/or steroids in materials derived from natural sources by treating this material with calcium hydroxide in the presence of water in an inert water-miscible organic solvent and subsequently separating from this material the thus-formed calcium salts.

REFERENCES:
patent: 3108120 (1963-10-01), Brown et al.
patent: 3332969 (1967-07-01), Hutt, Jr.
patent: 3983147 (1976-09-01), Senda et al.
patent: 4594437 (1986-06-01), Sampathkumar

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