C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/645.4
C07C 41/00 (2006.01) C07C 43/20 (2006.01)
Patent
CA 1095089
ABSTRACT OF THE DISCLOSURE This application is directed to a process for the preparation of a hydroquinone dialkyl ether of the formula Image wherein each R represents a primary or secondary C1-4 alkyl radical in which a diketal of the formula II' Image II' wherein R is as defined above, is acidified and heated to a temperature of from 60 to 120°C. These compounds are useful intermediates in the preparation of dyestuffs.
348324
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
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