C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/396
C07C 50/12 (2006.01) C07C 46/02 (2006.01)
Patent
CA 1282420
ABSTRACT OF THE DISCLOSURE An imporved process for producing 2-methyl-1,4-naphtho- quinone with a high yield comprising reaction of a 1-lower- alkoxy-2-methyl naphthalene with hydrogen peroxide in the presence of a hexacyanoferric acid or a salt thereof as catalyst. This process does not employ hazardous chromium compounds unlike conventional methods.
537402
Narabu Yukio
Shinnaka Atsushi
Eisai Chemical Co. Ltd.
Marks & Clerk
Narabu Yukio
Shinnaka Atsushi
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