CAS: 3682-47-1 - trisodium 4-hydroxy-5-[(2-hydroxynaphthyl)azo]-3-[(4-sulphonatonaphthyl)azo]naphthalene-2,7-disulphonate

Formula: C₃₀H₂₀N₄O₁₁S₃

InChI: InChI=1S/C30H20N4O11S3.3Na/c35-24-11-9-16-5-1-2-6-19(16)28(24)33-32-23-15-18(46(37,38)39)13-17-14-26(48(43,44)45)29(30(36)27(17)23)34-31-22-10-12-25(47(40,41)42)21-8-4-3-7-20(21)22;;;/h1-15,35-36H,(H,37,38,39)(H,40,41,42)(H,43,44,45);;;

InChI key: InChIKey=PGBGJCNTPZXPEM-UHFFFAOYSA-N

SMILES: [Na].O=S(=O)(O)C=1C=C(N=NC2=C(O)C=CC=3C=CC=CC32)C4=C(O)C(N=NC5=CC=C(C=6C=CC=CC56)S(=O)(=O)O)=C(C=C4C1)S(=O)(=O)O

Synonyms:

• (3E)-4-oxo-5-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]-3-[2-(4-sulfonaphthalen-1-yl)hydrazinylidene]-3,4-dihydronaphthalene-2,7-disulfonic acid
• 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[(2-hydroxy-1-naphthalenyl)azo]-3-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
• 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
• Fast Milling Black BF
• Fast Sulfon Black F
• Fast Sulfone Black F
• Fast Sulphon Black F
• Java Fast Black F
• Sulphon Black F

Fast Sulphon Black F (C.I. 26990)

CAS: 3682-47-1

• Formula: C₃₀H₁₇N₄O₁₁S₃Na₃
• Purity: ≥ 95.0%
• Color and Shape: Black powder
• Molecular weight: 774.64

Fast Sulphon Black F

CAS: 3682-47-1

Fast Sulphon Black F is a stable, water-soluble dye that can be used for electrochemical …

• Formula: C₃₀H₂₀N₄O₁₁S₃•Na₃
• Purity: Min. 95%
• Color and Shape: Powder
• Molecular weight: 777.67 g/mol

Fast Sulphon Black F (Technical Grade)

CAS: 3682-47-1

Applications Fast Sulphon Black F is a complexometric indicator, used for titrations. Fast Sulphon Black …

• Formula: C₃₀H₁₇N₄Na₃O₁₁S₃
• Color and Shape: White to Off-White Solid
• Molecular weight: 774.64