Manufacture of 1-methyl-3-(monohalogeno)-phenylindans and dihalo

Details Manufacture of 1-methyl-3-(monohalogeno)-phenylindans and dihalo Manufacture of 1-methyl-3-(monohalogeno)-phenylindans and dihalo

1973-11-15

1976-12-21

Horwitz, D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

204163R, C07C 2528, B01J 110, C07C 1726

Patent

active

039988945

ABSTRACT:
Manufacture of 1-alkyl-3-(monohalogeno)-phenylindans and dihalogeno-1-methyl-3-phenylindans by reaction of halogenostyrene and styrene in the presence of phosphoric acid of a certain concentration, or by reaction of halogenostyrenes in the presence of phosphoric acid of a certain concentration and of organic compounds irradiated with light of 2,000 to 8,000 A and capable of absorbing the said light, and the new dihalogeno-1-methyl-3-phenylindans and 1-methyl-3-(monohalogeno)-phenylindans. The products are starting materials for the manufacture of dyes and pesticides.

REFERENCES:
patent: 3270068 (1966-08-01), Van Venrooy
patent: 3723555 (1973-03-01), Armbrust et al.

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