Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Red 81:3,C.I.45161:2

Molecular Structure: Xanthene

C.I.Pigment Red 81:3,C.I.45161:2,CAS 68310-07-6,429.22,C27H29N2O3+,Rhodamine YS,Rhodamine YS PMA

Molecular Formula:C₂₇H₂₉N₂O₃+

Molecular Weight: 429.22

CAS Registry Number:68310-07-6

Manufacturing Methods :3-(Ethylamino)-4-methylphenol and Phthalic anhydride condensation, the product with ethanol and inorganic acid esterification, reoccupy phosphomolybdic acid lake change.

Properties and Applications:brilliant blue light red.

List of Suppliers:

Pigment Red 81:3 (CPMA)

Rhodamine YS (Magruder Color Company Inc.)

Rhodamine YS PMA(Magruder Color Company Inc.)