dye|World dye variety

Name:C.I.Basic Red 4,C.I.45215 Molecular Structure: Xanthene class Molecular Formula:C27H29ClN2O3 Molecular Weight: 464.98 CAS Registry Number:70185-38-5

Name:C.I.Basic Red 3,C.I.45210 Molecular Structure: Xanthene class Molecular Formula:C25H25ClN2O3 Molecular Weight: 436.93 CAS Registry Number:6232-60-6

Name:C.I.Basic Red 2,C.I.50240 Molecular Structure: azine class Molecular Formula:C20H19ClN4 Molecular Weight: 350.84 CAS Registry Number:477-73-6

Name:C.I.Basic Red 1:1,C.I.45161 Molecular Structure: Xanthene class Molecular Formula:C27H29ClN2O3 Molecular Weight: 464.98 CAS Registry Number:3068-39-1

Name:C.I.Basic Red 1,C.I.45160 Molecular Structure: Xanthene class Molecular Formula:C28H31ClN2O3 Molecular Weight: 479.01 CAS Registry Number:989-38-8