Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Yellow 18,C.I.49005:1

Molecular Structure: thiazole

C.I.Pigment Yellow 18,C.I.49005:1,CAS 1326-11-0,318.86,C17H19ClN2S

Molecular Formula:C₁₇H₁₉ClN₂S

Molecular Weight: 318.86

CAS Registry Number:1326-11-0

Manufacturing Methods :4-(6-Methyl-2,3-dihydrobenzo[d]thiazol-2-yl)benzenamine with methanol and hydrochloric acid and sulfuric acid in 160 ~ 170 ℃ in the pressure of methylation, then use phosphorus tungsten molybdenum acid salt lake change.

Properties and Applications:brilliant green yellow to brilliant yellow. Soluble in cold water, soluble in hot water for yellow, soluble in ethanol for yellow, with green fluorescence. In concentrated sulfuric acid to colorless, but there are dark green fluorescence, dilution after buff.

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