Yellow 2G
Basic information
- CAS
6359-98-4- Standard SMILES
CC1=NN(c2cc(Cl)c(S(=O)(=O)O)cc2Cl)C(=O)C1N=Nc1ccc(S(=O)(=O)O)cc1.[Na+]- InChIKey
PHBSDOARKVMWSF-UHFFFAOYSA-N- Molecular formula
- C16H12Cl2N4NaO7S2+
- Average molar mass
- 530.3 g/mol
- Monoisotopic mass
- 528.9422158
Overview
See also: Yellow 2G (annotation moved to).
Names & identifiers
- Preferred name
- Yellow 2G
- IUPAC
- sodium 2,5-dichloro-4-[3-methyl-5-oxo-4-[(4-sulfophenyl)diazenyl]-4H-pyrazol-1-yl]benzenesulfonic acid
- English name
- Acid yellow 17
- Molecular formula
- C16H13Cl2N4NaO7S2
- Molecular weight
- 531.31
Names & synonyms
Erio Flavine SXFenalan Yellow GErio Flavine 3GKayacyl Yellow GGNew Lemon EMBLYellow 2GHexacol Yellow 2GXylene Yellow 3GSLissamine Fast YellowPyrazolone Yellow 2J1437 YellowAcid Light Yellow 2G
Show more names
CI 18965CI 18835CID YELLOW 17Acid Flavine 2GAcidic Yellow 2GDermira Yellow 2GKemacid Yellow 2GC.I.Food Yellow 5CI ACID YELLOW 17
Erio Fast Flavine 3GFast Light Yellow 2GLight Fast Yellow 2GCetil Light Yellow 2GFast Light Yellow 5GLFast Light Yellow 6GLFast Light Yellow G2XJava Light Yellow 2GN
Database identifiers
- CAS
6359-98-4- PubChem CID
- 54607635
Properties
Computed structural properties
- Topological polar surface area
- 183 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 10
- Rotatable bonds
- 5
- Heavy atoms
- 32
- Formal charge
- 1
- Complexity
- 969
Physicochemical properties
- Density
- 1.78 · 1.78[at 20℃]
- storage temp.
- room temp
- solubility
- Methanol (Slightly), Water (Slightly)
- form
- powder to crystal
- Colour Index
- 18965 · 18965
- color
- Light yellow to Brown
- Water Solubility
- 120.46 g/L · 120.46g/L at 20℃
- λmax
- 400 nm · 400 nm
- ε(extinction coefficient)
- 8000 at · ≥8000 at 252-258nm in water at 0.02g/L
- Major Application
- cleaning productscosmeticsfood and beveragespersonal care
- Cosmetics Ingredients Functions
- COLORANT
- InChIKey
- FTZLWXQKVFFWLY-LLIZZRELSA-L
- SMILES
- [Na+].[Na+].CC1=NN(C(=O)C1\N=N\c2ccc(cc2)S([O-])(=O)=O)c3cc(Cl)c(cc3Cl)S([O-])(=O)=O
- LogP
- -2.459 at · -2.459 at 20℃
- CAS DataBase Reference
- 6359 · 6359-98-4
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
- wgk
- 3
- tsca
- TSCA listed
- hs_code
- 32041200
- safety_code
- 24/25
- Storage Class
- 11 - Combustible Solids
- REACH Registrations
- Active
Chemistry & industry
Applications
UsesAcid Yellow 17 is a dye. Dyes and metabolites.
Upstream & downstream products
Upstream raw materials
Additional notes
DefinitionChEBI: An organic sodium salt that is the disodium salt of 2,5-dichloro-4-{5-hydroxy-3-methyl-4-[(4-sulfophenyl)diazenyl]pyrazol-1-yl}benzene-1-sulfonic acid. It is used as the erythrocyte stain in Garvey's method for elastic, fibrin and collagen as well as a sub titute for martius yellow in Lendrum's MSB.
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Compound notes
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