Vat Green 3 CAS No.3271-76-9

Dynathrene Dyes offer excellent fastness to washing, light and bleaching for cellulosic fiber.

Dynathrene	C.I. Vat	CAS NO.	Characteristics
Olive Green B	Green 3	3271-76-9	Dull Green

Product Name: Vat Green 3
Product Description:
Synonyms:C.I. 70311; C.I. 69500; C.I. Vat Green 3; -; anthra[2,1,9-mna]naphtho[2,3-h]acridine-5,10,15(16H)-trione; Vat Olive Green B; Vat Olive B
Molecular Formula:C₃₁H₁₅NO₃

Molecular Weight: 449.46
CAS NO.3271-76-9

EINECS 221-897-7
Molecular Structure :

Properties and Applications: deep green. Dark gray green powder. Etanol and insoluble in water, soluble in Pyridine . In concentrated sulfuric acid for brilliant yellow green, diluted into olive green. Alkaline reduction leuco as dark blue; Acid reduction leuco for dark brown. Mainly used for dyeing and printing of cotton fiber, can also be used vinylon and cotton blend dyeing, color yield on the PVA slightly deeper, and direct printing. Its leuco or yarn can be dyed cotton knit. Can be dyed with Disperse Dyes in one bath polyester / cotton blended fabric, polyester component Put a slight color.

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