Chemical Product Library / Reference

Direct Blue 71

Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.

Molecular structure for Direct Blue 71

Chemical identity

English nameDirect Blue 71
English synonymsDirect Blue 71;C.I. Direct Blue 71;DIRECTBLUE71;Direct Blue 71 (Technical Grade);1,5-Naphthalenedisulfonic acid, 3-((4-((4-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-6-sulfo-1-naphthalenyl)azo)-1-naphthalenyl)azo)-, tetrasodium salt;Tetrasodium 3-((4-((4-((6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-6-sulphonato-1-naphthyl)azo)-1-naphthyl)azo)naphthalene-1,5-disulphonate;starbld0009568;DIRECT FAST BLUE;C.I. 34140;Direct Blue 71, tech.;N.S.FAST BLUE FR;CI DIRECT BLUE 71
Chinese nameNot provided
Chinese synonymsNot provided
Chemical categoryDyes
CAS No.4399-55-7
EINECS No.224-531-4
Molecular formulaC40H23N7Na4O13S4
Molecular weight1029.9
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.

Technical indicators

Not provided

Performance characteristics

hydrogen-bond donors 2; hydrogen-bond acceptors 20; TPSA 383 A^2; rotatable bonds 6

Application scenarios

Not provided