3-methoxy-7H-benz[de]anthracen-7-one

Preparation

3-Bromo-6aH-benzo[de]anthracen-7(8H)-one with methanol in methanol testosterone sodium solution for processing

Purification Methods

Crystallise it from *benzene, EtOH or Me2CO to give yellow needles. [Beilstein 8 II 239, 8 III 1629, 8 IV 1476.]

Properties and Applications

Bright green light yellow. Dark red powder. The strong sulfuric acid for blue-ray purple. Used for polyester, vinegar fiber, three vinegar fiber, polyamide fiber 66 dyeing, polyester blended fabric printing, also used for fur skins and color

Standard	Ironing Fastness		Light Fastness	Persperation Fastness		Washing Fastness
	Fading	Stain		Fading	Stain	Fading	Stain
ISO	4	3	3	5	5	5	4-5