BIS(6-METHYL-3-SULPHOPHENYL)PHENYLPHOSPHINE, AMMONIUM SALT THEREOF, AND METHOD FOR PRODUCING SAME

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United States of America Patent

SERIAL NO

14779407

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Abstract

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Provided are a water-soluble triarylphosphine for a palladium catalyst, which has high selectivity in a telomerization reaction and can be recovered with efficiency, an ammonium salt thereof, and a method for efficiently producing the same. Specifically, provided are bis(6-methyl-3-sulphophenyl)phenylphosphine; a bis(6-methyl-3-sulphonatophenyl)phenylphosphine diammonium salt obtained by reacting the phosphine with a tertiary amine having a total of 3 to 27 carbon atoms in groups bonded to one nitrogen atom; and a method for producing the same.

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Patent Owner(s)

Patent OwnerAddress
KURARAY CO LTD1621 SAKAZU KURASHIKI-SHI OKAYAMA 710-0801
HOKKO CHEMICAL INDUSTRY CO LTDTOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
HONDA, Eriko Okayama-shi, JP 4 0
KOIZUMI, Hitoshi Hiratsuka-shi, JP 8 105
KUMAMOTO, Nobumichi Atsugi-shi, JP 6 0
SUGITA, Kyoko Atsugi-shi, JP 8 10
TSUJI, Tomoaki Kamisu-shi, JP 30 130
YOSHIKAWA, Tatsuya Kamisu-shi, JP 30 209

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