Phenolate → 4-Amino-6-chloro-1-hydroxy-2-phenoxyanthracene-9,10-dione

Participants

Reaction Steps

When 70.5 g of the 1-hydroxy-2-bromo-4-amino-6-chloroanthraquinone prepared above are subjected to a phenolate fusion as described in Example 467c, then 59 g, corresponding to 80% of theory, of 1-hydroxy-2-phenoxy-4-amino-6-chloroanthraquinone are obtained, the colour shade of which on silica gel is a pink tinged with blue having the Indicator Number 51 (Colour Index Hue Indication Chart).

Provenance & Evidence