Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1979-08-31
1981-10-13
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 96, 568609, 568931, 570182, 570183, 570127, 570129, 585425, C07C 6976, C07C17902, C07C 1514
Patent
active
042949769
ABSTRACT:
A biphenyl compound is produced from a corresponding aromatic monocyclic compound at a high yield thereof and a high percent selectivity thereto, by dehydrogenatively dimerizing the aromatic monocyclic compound with molecular oxygen in the presence of oxalic acid together with a organic palladium salt catalyst, under a pressure higher than the atmospheric pressure.
REFERENCES:
patent: 3340293 (1967-09-01), Sharp et al.
patent: 3895055 (1975-07-01), Itatani et al.
patent: 3940426 (1976-02-01), Itatani et al.
Itatani Hiroshi
Shiotani Akinori
Yokota Akiyoshi
Yoshikiyo Motozoh
Yoshimoto Hataaki
Killos Paul J.
Ube Industries Ltd.
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