Process for selectively alkylating biphenyl

Details Process for selectively alkylating biphenyl Process for selectively alkylating biphenyl

1989-10-23

1991-01-01

Pak, Chung K.

Chemistry of hydrocarbon compounds

Aromatic compound synthesis

By condensation of entire molecules or entire hydrocarbyl...

585446, C07C 268

Patent

active

049820370

ABSTRACT:
Disclosed herein is a process for selectively synthesizing the para-isomer of alkylbiphenyl in the alkylation of biphenyl with propylene or butene, employing zeolite having a molar ratio of SiO.sub.2 to Al.sub.2 O.sub.3 of not less than 10, as a catalyst.

REFERENCES:
patent: 3539622 (1970-11-01), Heck
patent: 3851004 (1974-11-01), Yang
patent: 4143084 (1979-03-01), Kaeding et al.
patent: 4365104 (1982-12-01), Kaeding et al.
patent: 4447666 (1984-05-01), McWilliams
Azerb Khim. Zh(1), 21-26, (1971).
Synthesis, vol. 11, ,p. 822 (1978).
Patent Abstracts of Japan, vol. 6, No. 7, 1982.

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