GB8915104D0 — Chemical process
Assigned to Beecham Group PLC · Expires 1989-08-23 · 37y expired
What this patent protects
A process for the preparation of a compound of formula (I): <CHEM> in which X and Y are identical and represent halogen, or X is halogen and Y is hydrogen, which comprises halogenating 2-methyl-6-methoxynaphthalene, of formula (II): <CHEM> in the presence of a free ra…
USPTO Abstract
A process for the preparation of a compound of formula (I): <CHEM> in which X and Y are identical and represent halogen, or X is halogen and Y is hydrogen, which comprises halogenating 2-methyl-6-methoxynaphthalene, of formula (II): <CHEM> in the presence of a free radical initiator. r
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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