Preparation of electrically conductive carotenoids

Details Preparation of electrically conductive carotenoids Preparation of electrically conductive carotenoids

1980-11-03

1982-06-22

Hamrock, William F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

525326, 525340, 525344, 525353, 525355, 5253594, 525360, 525367, 525377, 560205, 568329, 568343, 568346, 568347, 585351, 549547, C07C17500, C11C 302

Patent

active

043362010

ABSTRACT:
A process for the preparation of an electrically conductive polyene, wherein a polyene which contains one or more chain members of the formula where R is hydrogen or methyl, and which contains a total of not less than seven aliphatic double bonds, is treated, in the absence of moisture and of oxygen, with a strong Lewis acid having a pk.sub.a of from -10 to +4, or with an alkali metal.

REFERENCES:
Carotenoids by Karrer et al., Elsevier Pub. Co. Inc., 1950, pp. 6-7.

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