Ponceau 3R
Basic information
- CAS
3564-09-8- Standard SMILES
Cc1cc(C)c(N=Nc2c(O)c(S(=O)(=O)[O-])cc3cc(S(=O)(=O)[O-])ccc23)cc1C.[Na+].[Na+]- InChIKey
SWPPXVFKWWEYSV-UHFFFAOYSA-L- Molecular formula
- C19H16N2Na2O7S2
- Average molar mass
- 494.5 g/mol
- Monoisotopic mass
- 494.01943176
Overview
Ponceau 3R can cause cancer according to an independent committee of scientific and health experts.
Names & identifiers
- Preferred name
- Ponceau 3R
- IUPAC
- disodium;3-hydroxy-4-[(2,4,5-trimethylphenyl)diazenyl]naphthalene-2,7-disulfonate
- English name
- PONCEAU 3R
- Molecular formula
- C19H19N2NaO7S2
- Molecular weight
- 474.48
Names & synonyms
PONCEAU 3R3564-09-8C.I. Food Red 6Food Red 6FD & C red no. 1DTXSID7021231Ponceau RNC.I. Food Red 6, disodium saltPonceau 3R LakePonceau 3RNMaple Ponceau 3RDolkwal Ponceau 3R
Show more names
AKA502ACIDDYEcifood6fdcred1afredno1NSC10461ponceaurnNSC-10461
Usacert Red No. 1CI 16155Sodium 3-hydroxy-4-((2,4,5-trimethylphenyl)diazenyl)naphthalene-2,7-disulfonateFDC Red 1Ponceau 3R sodium saltD and C Red 152,7-Naphthalenedisulfonic acid, 3-hydroxy-4-((2,4,5-trimethylphenyl)azo)-, disodium saltFA32R9S74X
Database identifiers
- CAS
3564-09-8- PubChem CID
- 19095
- DTXSID
DTXSID7021231- ChEMBL
CHEMBL3186386- ChEBI
CHEBI:176136- UNII
- FA32R9S74X
Properties
Computed structural properties
- Topological polar surface area
- 176 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 9
- Rotatable bonds
- 2
- Heavy atoms
- 32
- Formal charge
- 0
- Complexity
- 822
Physicochemical properties
- Melting point
- 300 ℃ · 300℃
- Colour Index
- 16155 · 16155
- form
- Solid
- color
- Red
- Merck
- 7590 · 7590
- LogP
- 0.46 · 0.460 (est)
- CAS DataBase Reference
- 3564 · 3564-09-8(CAS DataBase Reference)
- Substances Added to Food (formerly EAFUS)
- 1 · FD&C RED NO. 1--DELISTED
- EWG's Food Scores
- 2 · 2
- FDA UNII
- 32 R9S74X · FA32R9S74X
- Proposition 65 List
- 3 R · Ponceau 3R
- IARC
- 2 B · 2B (Vol. 8, Sup 7) 1987
- EPA Substance Registry System
- 6 · C.I. Food Red 6 (3564-09-8)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 302 · H302-H315-H319-H335
- Precautionary statements
- 261 · P261-P280-P301+P312-P302+P352-P305+P351+P338
- Hazard Codes
- Xn
- Risk Statements
- 20 · 20/21/22-40-36/37/38-22
- Safety Statements
- 22 · 22-36/37/39-36-26
- RTECS
- 6650000 · QJ6650000
- HS Code
- 2927 · 2927.00.5000
- Hazardous Substances Data
- 3564 · 3564-09-8(Hazardous Substances Data)
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Safety data
- rtecs
- QJ6650000
- hs_code
- 2927.00.5000
- risk_code
- 20/21/22-40-36/37/38-22
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xn
- safety_code
- 22-36/37/39-36-26
- Hazard statements
- H302-H315-H319-H335
- Precautionary statements
- P261-P280-P301+P312-P302+P352-P305+P351+P338
- Hazardous Substances Data
- 3564-09-8(Hazardous Substances Data)
Chemistry & industry
Applications
UsesDyeing wool. Colorant in food, drugs and cosmetics.
General DescriptionDark red crystals or red powder.
Additional notes
DefinitionA water-soluble red dye.
Suppliers
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Related reactions
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Compound notes
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