C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/646.1
C07C 43/30 (2006.01) C07C 41/28 (2006.01) C07C 45/51 (2006.01)
Patent
CA 1089492
Abstract of the Disclosure Cyclohexanedione-(1,4)-tetramethyl diketal of the formula Image is obtained by catalytic hydrogenation of p-benzoquinone tetra- methyl diketal in a basic medium, at a temperature of from about -10 to +150°C. The product gives cyclohexanedione-(1,4), on acid hydrolysis, which is a valuable starting product for various syntheses, for example for tetracyanoquinodimethane, a desired compound in the field of semiconductors.
295619
Konz Elmar
Pistorius Rudolf
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
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