Osaka Soda Co., Ltd.

Sadao Takakuwa

Keishiro Nagao

Takeshi Kuri

Motomu Tanaka

Tetsuya Nakada

Masanari Osuka

Improved process for the production of 2,3-dichloro-1-propanol in high yield by chlorinating allyl alcohol with chlorine, which is characteristic in that the chlorination reaction proceeds by introducing simultaneously allyl alcohol and chlorine gas and optionally hydrogen chloride gas into the reaction system containing aqueous hydrochloric acid without necessity of extreme cooling and/or pressure.

Process for the production of 2,3-dichloro-1-propanol

A diallyl terephthalate copolymer derived from diallyl terephthalate represented by the following formula ##STR1## and an aromatic hydrocarbon having at least one hydrogen atom at the benzyl position and represented by the following formula ##STR2## wherein each of R.sup.1 and R.sup.2 represents a member selected from the class consisting of a hydrogen atom and lower alkyl groups, and n is an integer of 1 to 3, said copolymer having the following characteristics (a) to (f):

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Suita, Japan

Sadao Takakuwa