Process for preparation of halogenated benzene derivatives
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United States of America Patent
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Jul 18, 1989
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N/A
app pub date -
Aug 24, 1988
filing date -
Feb 18, 1985
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Expired
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Abstract
p-Substituted halogenated benzene derivatives are prepared at a high selectivity by halogenating benzene and/or benzene derivatives by using as a catalyst a zeolite modified with a metal salt.
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