Basic information
- CAS
6441-93-6- Standard SMILES
CC(=O)Nc1cc(S(=O)(=O)[O-])cc2cc(S(=O)(=O)[O-])c(N=Nc3ccccc3C)c(O)c12.[Na+].[Na+]- InChIKey
LGWXIBBJZQOXSO-UHFFFAOYSA-L- Molecular formula
- C19H15N3Na2O8S2
- Average molar mass
- 523.5 g/mol
- Monoisotopic mass
- 523.00959536
Names & identifiers
- Preferred name
- Acid Red 35
- IUPAC
- disodium;5-acetamido-4-hydroxy-3-[(2-methylphenyl)diazenyl]naphthalene-2,7-disulfonate
- English name
- disodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate
- Molecular formula
- C19H15N3Na2O8S2
- Molecular weight
- 523.44724
Names & synonyms
Acid red 3502BXM5Q7GE2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-((2-methylphenyl)azo)-, disodium saltDisodium 5-(acetylamino)-4-hydroxy-3-((o-tolyl)azo)naphthalene-2,7-disulphonateDisodium 5-(acetylamino)-4-hydroxy-3-[(o-tolyl)azo]naphthalene-2,7-disulphonate2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(2-methylphenyl)diazenyl)-, sodium salt (1:2)5-(ACETYLAMINO)-4-HYDROXY-3-((2-METHYLPHENYL)AZO)-2,7-NAPHTHALENEDISULFONIC ACID, DISODIUM SALT2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[2-(2-methylphenyl)diazenyl]-, sodium salt (1:2)RefChem:552634ACID RED 35 [INCI]6441-93-6
Show more names
Acid pink 3BAcid Fast Red W-3BDiacid Supra Red 3BC.1.Acid Red 35(18065)ACID RED35 (C.I. 18065)C.I.Acid Red 35:C.I.18065
C.I. Acid Red 35CI 18065Sodium 5-acetamido-4-hydroxy-3-(o-tolyldiazenyl)naphthalene-2,7-disulfonatedisodium;5-acetamido-4-hydroxy-3-[(2-methylphenyl)diazenyl]naphthalene-2,7-disulfonatesodium (E)-5-acetamido-4-hydroxy-3-(o-tolyldiazenyl)naphthalene-2,7-disulfonatedisodium 5-acetamido-4-hydroxy-3-[(1E)-2-(2-methylphenyl)diazen-1-yl]naphthalene-2,7-disulfonateMFCD03939208UNII-02BXM5Q7GE
Properties
Computed structural properties
- Topological polar surface area
- 205 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 10
- Rotatable bonds
- 3
- Heavy atoms
- 34
- Formal charge
- 0
- Complexity
- 901
Experimental & physicochemical properties
CosmeticsHair dyeing
Physicochemical properties
- Melting point
- N/A (too dark)
- solubility
- Aqeous Base (Slightly), DMSO (Slightly), Methanol (Slightly)
- form
- Solid
- color
- Very Dark Red
- Cosmetics Ingredients Functions
- HAIR DYEING
- EWG's Food Scores
- 1 · 1-3
- FDA UNII
- 2 BXM5Q7GE · 02BXM5Q7GE
- EPA Substance Registry System
- 2 · 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt (6441-93-6)
- TSCA
- TSCA listed
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 100% (2 of 2) of all reports.
Not Classified
Aggregated GHS information provided per 2 reports by companies from 1 notifications to the ECHA C&L Inventory.
Warning
H351: Suspected of causing cancer [Warning Carcinogenicity]
P203, P280, P318, P405, and P501 (click each P-code to see the statement)
Hazard information
Regulatory InformationChemical: 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt
Other Safety InformationIMAP assessments - Dyes that could release selected carcinogenic amines (listed on AICS): Human health tier II assessment
Hazard Classes and Categories
Not Classified
Carcinogenicity - category 2
Safety data
- tsca
- TSCA listed
Chemistry & industry
Uses & manufacturing
Use ClassificationCosmetics -> Hair dyeing
General Manufacturing Information2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[2-(2-methylphenyl)diazenyl]-, sodium salt (1:2): INACTIVE
Applications
UsesAcid Red 35 is an organic azo dye used in edible food packaging, hair dye, and inkjet inks.
Preparation methods
PreparationO-Methylaniline diazo, and 4-Aminonaphthalene-1-sulfonic acid coupling.
Upstream & downstream products
Upstream raw materials
Suppliers14 total
广州纳珑化工有限公司13192879270; 13192879270 · [email protected]
陕西缔都新材料有限公司029-63373950 17392216152 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
广东云星生物技术有限公司0751-18902340975/189023400307 18902340307 · [email protected]
广东顺奥化学试剂有限公司19928586137 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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