| 摘要 |
Compounds of the Formula (5) and processes for their preparation and use, particularly in the manufacture of unsymmetrical triphenodioxazine dyes: <CHEM> wherein: Y is H, alkyl, substituted alkyl, alkoxy, Cl or Br; R is a group of Formula (3) <CHEM> R<1> and R<2> are each independently alkyl, or R<1> and R<2> together with the carbon atom to which they are attached form an optionally substituted 4, 5 or 6 membered alicyclic or heterocyclic ring; R<3> is H; Z is Cl, Br or A-NH; and A is H or the residue of a primary amine. |
