Process for the preparation of 1,5-dichloroanthraquinone

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

260684, C07C 4968

Patent

active

042061300

ABSTRACT:
A process has been invented for the preparation of 1,5-dichloroanthraquinone which comprises reacting 1,5-dichloroanthraquinone with chlorine in the presence of at least 50% by weight of liquid phthalic anhydride, relative to the weight of 1,5-dinitroanthraquinone employed. The 1,5-dichloroanthraquinone is known to be a valuable starting material for the preparation of various dyestuffs.

REFERENCES:
patent: 1969044 (1934-08-01), Shaw et al.
patent: 4006171 (1977-02-01), Majer et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process for the preparation of 1,5-dichloroanthraquinone does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the preparation of 1,5-dichloroanthraquinone, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of 1,5-dichloroanthraquinone will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-715362

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.