Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1974-01-18
1977-03-29
Helfin, Bernard
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260613R, C07C 4100
Patent
active
040149404
ABSTRACT:
A process for preparing m-phenoxybenzyl, m-phenoxybenzal halides or a mixture thereof comprising halogenating m-phenoxytoluene in the presence of a phosphorus halide in the high temperature region above 220.degree. C, and a process for preparing m-phenoxybenzylalcohol comprising halogenating m-phenoxytoluene as above, reacting the resulting side-chain halogenated m-phenoxytoluene with an alkali metal salt of acetic acid and then (a) reducing and hydrolyzing the resulting m-phenoxybenzylacetate and m-phenoxybenzaldehyde, or (b) reducing the resulting m-phenoxybenzylacetate and m-phenoxybenzaldehyde, reacting the resulting product with acetic anhydride and an alkali metal salt of acetic acid and hydrolyzing the resulting m-phenoxybenzylacetate are disclosed.
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Wagner et al., Synthetic Org. Chem., (1953) 484.
Itaya Nobushige
Matsuo Takashi
Ohno Nobuo
Ume Yoshitaka
Helfin Bernard
Sumitomo Chemical Company Limited
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