dye|World dye variety

Name:C.I.Basic Yellow 1,C.I.49005

Molecular Structure: thiazole class

C.I.Basic Yellow 1,C.I.49005,CAS 2390-54-7,318.86,C17H19ClN2S

Molecular Formula:C₁₇H₁₉ClN₂S

Molecular Weight: 318.86

CAS Registry Number:2390-54-7

Manufacturing Methods :  4-(6-Methyl-2,3-dihydrobenzo[d]thiazol-2-yl)benzenamine with methanol and hydrochloric acid or sulfuric acid, at 160 ~ 170 ℃ methylation under pressure.

Properties and Applications: colourful green light yellow. Soluble in cold water, soluble in hot water for yellow, easily soluble in ethanol and yellow, with green fluorescent. The strong sulfuric acid to colorless, a green fluorescent, diluted into light yellow.

List of Suppliers:

Basic Thioflavin 101 ( GCI Chemicals (HK) Ltd )

Kansai Basic Flavine 8GO( Kaseihin Kogyo Kyokai )

Nankai Basic Flavine 8G( Kaseihin Kogyo Kyokai )