286931-61-1Relevant articles and documents
The synthesis of kermesic acid by acetylation-aided tautomerism of 6- chloro-2,5,8-trihydroxynaphtho-1,4-quinone
Bingham, Steve J.,Tyman, John H. P.
, p. 925 - 926 (2000)
6-Chloro-2,5,8-trihydroxynaphtho-1,4-quinone does not undergo cycloaddition reactions but the 1,2-diacetate, 2-chloro-5,6-diacetoxy-8- hydroxynaphtho-1,4-quinone, formed by acetylation-aided tautomerism added (E)- and (Z)-3-alkoxycarbonyl-2,4-bis(trimethy