Styryl compounds and process for producing the same

Details Styryl compounds and process for producing the same Styryl compounds and process for producing the same

1973-05-17

1976-09-14

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

8 1W, 260505R, 260556AR, 260556S, 260613A, 260668F, C07C 4320

Patent

active

039807134

ABSTRACT:
This invention relates to compounds which are valuable as a fluorescent brightener and a novel process for producing the same.
The present invention is based on the following discoveries made by the inventors:
In the presence of a palladium catalyst and a base at an elevated temperature, 1 mole of a compound of the formula,

REFERENCES:
krasovitskii, "Chem. Abstracts", vol. 66, (1967), p. 115492s.
Siegrist "Chem. Abstracts" vol. 71, (1969), p. 71927j.

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