1,1-(3-ethylphenyl)phenylethylene and method for preparing it

Details 1,1-(3-ethylphenyl)phenylethylene and method for preparing it 1,1-(3-ethylphenyl)phenylethylene and method for preparing it

1986-07-22

1988-08-02

Davis, Curtis R.

Chemistry of hydrocarbon compounds

Compound or reaction product mixture

Aromatic

585469, C07C 1512

Patent

active

047615087

ABSTRACT:
The present invention is concerned with a novel intermediate 1,1-(3-ethylphenyl)phenylethylene represented by the formula (I) and its manufacturing method, and according to the present invention, Ketoprofen can be synthesized at a low cost and in a high yield.

REFERENCES:
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patent: 3899537 (1975-08-01), Holty
patent: 3965185 (1976-06-01), Young
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patent: 4493943 (1985-01-01), Sato et al.
patent: 4543207 (1985-09-01), Sato et al.
patent: 4568793 (1986-02-01), Sato et al.
Chem Abstract (1978) relates to Spanish Pat. No. 452500 (11/16/77).
Nametkin, N. S.; Synthesis of Alpha-Arylstyrenes Neftekhimiya, vol. 14(5), pp. 726-729 (1974).
Chem. Abstract 31038r, vol. 82, p. 475 (1975).

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