ChemicalBook >> CAS DataBase List >>trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate

trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate

CAS No.
6227-20-9
Chemical Name:
trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate
Synonyms
C.I.27915;Violet 35;DirectViolet;Einecs 228-327-6;Direct Violet 35;C.I.DirectViolet35;Brilliant Congo Blue 5R;Brilliant Violet 5BFN;Direct violet 35 (C.I. 27915);C.I.Direct Violet 35:C.I.27915
CBNumber:
CB5893454
Molecular Formula:
C34H24N5Na3O11S3
Molecular Weight:
843.74557
MDL Number:
MOL File:
6227-20-9.mol
Last updated:2026-05-28 02:09:03
Product description Number Pack Size Price
DIRECT VIOLET 35 95.00% DYE0002012 5MG $496.69
More product size

trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate Properties

Density 1.56[at 20℃]
vapor pressure 0Pa at 25℃
Water Solubility 50g/L at 20℃
LogP -1
EPA Substance Registry System C.I. Direct Violet 35, trisodium salt (6227-20-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS07,GHS08
Signal word  Warning
Hazard statements  H361-H319-H302-H317
Precautionary statements  P201-P202-P281-P308+P313-P405-P501-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
TSCA  TSCA listed
REACH Registrations Active

trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
American Custom Chemicals Corporation DYE0002012 DIRECT VIOLET 35 95.00% 6227-20-9 5MG $496.69 2021-12-16 Buy
Product number Packaging Price Buy
DYE0002012 5MG $496.69 Buy

trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate Chemical Properties,Uses,Production

Preparation

3-Aminonaphthalene-1,5-disulfonic acid diazo, and 2-Amino-4-methylanisole coupling, its product to diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Flammability and Explosibility

Not classified

Properties and Applications

blue purple. Soluble in water for deep purple, and adequate soluble in ethanol for red light purple. The strong sulfuric acid for Tracy in blue, blue for red after diluted. The dye solution to join strong hydrochloric acid blue precipitation; Add thick sodium hydroxide solution has the purple precipitation. Used for cellulose fiber dyeing and printing of, also can used for the paper color.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 4 2 2 1-2

trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate Preparation Products And Raw materials

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XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
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Hubei Guangao Biotechnology Co., Ltd 027-02702759223056 18162699093 1208480011@qq.com China 9506 58
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Tianmen Hengchang Chemical Co., Ltd 027-59322316 15172518801 1208480077@qq.com China 9483 58
trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate Direct Violet 35 C.I.DirectViolet35 DirectViolet 1,5-Naphthalenedisulfonic acid, 3-[[4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-5-methoxy-2-methylphenyl]azo]-, trisodium salt 3-[[4-[[1-Hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-5-methoxy-2-methylphenyl]azo]-1,5-naphthalenedisulfonic acid, trisodium salt Direct violet 35 (C.I. 27915) Brilliant Violet 5BFN Violet 35 3-[[4-[(1-Hydroxy-6-phenylamino-3-sodiosulfo-2-naphthalenyl)azo]-2-methyl-5-methoxyphenyl]azo]naphthalene-1,5-disulfonic acid disodium salt Brilliant Congo Blue 5R C.I.27915 1,5-Naphthalenedisulfonic acid, 3-(2-(4-(2-(1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)diazenyl)-5-methoxy-2-methylphenyl)diazenyl)-, sodium salt (1:3) C.I. Direct violet 35, trisodium salt Einecs 228-327-6 Trisodium 3-((4-((6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl)azo)-5-methoxy-o-tolyl)azo)naphthalene-1,5-disulphonate trisodium,3-[[4-[(2E)-2-(6-anilino-1-oxo-3-sulfonatonaphthalen-2-ylidene)hydrazinyl]-5-methoxy-2-methylphenyl]diazenyl]naphthalene-1,5-disulfonate C.I.Direct Violet 35:C.I.27915 6227-20-9