Toluidine Green
Basic information
- CAS
4430-16-4- Standard SMILES
Cc1ccc(Nc2ccc(Nc3ccc(C)cc3S(=O)(=O)[O-])c3c2C(=O)c2c(O)ccc(O)c2C3=O)c(S(=O)(=O)[O-])c1.[Na+].[Na+]- InChIKey
LERIXBKRKBHLHG-UHFFFAOYSA-L- Molecular formula
- C28H20N2Na2O10S2
- Average molar mass
- 654.6 g/mol
- Monoisotopic mass
- 654.03547575
Names & identifiers
- Preferred name
- Toluidine Green
- IUPAC
- disodium;2-[[5,8-dihydroxy-4-(4-methyl-2-sulfonatoanilino)-9,10-dioxoanthracen-1-yl]amino]-5-methylbenzenesulfonate
- English name
- Acid green 41
- Molecular formula
- C28H23N2NaO10S2
- Molecular weight
- 634.61
Names & synonyms
Toluidine Green4430-16-4Alizarine viridineC.I. Acid Green 41Alizarine Cyanine Green 5GTelon Fast Green 5GAlizarine Brilliant Green 5GVondamol Fast Green 2GLChrome Anthraquinone Green 2ZhKayanol Cyanine Green 5GAcid Green Anthraquinone 2ZhChrome Green Anthraquinone 2Zh
Show more names
CI 62555CI 62560disodiumslatAcid green 41toluidinegreenc.i.acidgreen41ALIZARIN VIRIDINalizarineviridineFast Green 5GLWACID GREEN 41, PURE
Suminol Milling Cyanine Green 6GKayaku Alizarine Cyanine Green 5GC.I. 62560EINECS 224-617-1NSC 327873Benzenesulfonic acid, 2,2'-((9,10-dihydro-5,8-dihydroxy-9,10-dioxo-1,4-anthracenediyl)diimino)bis(5-methyl-, disodium saltDTXSID70889480m-Toluenesulfonic acid, 6,6'-(5,8-dihydroxy-1,4-anthraquinonylenediimino)di-, disodium salt
Database identifiers
- CAS
4430-16-4- PubChem CID
- 78155
- DTXSID
DTXSID70889480- UNII
- 5FL8GD8VJS
- EC Number
- 224-617-1
Properties
Computed structural properties
- Topological polar surface area
- 230 Ų
- Hydrogen bond donors
- 4
- Hydrogen bond acceptors
- 12
- Rotatable bonds
- 4
- Heavy atoms
- 44
- Formal charge
- 0
- Complexity
- 1,130
Physicochemical properties
- Melting point
- 286 · 286-290 °C
- form
- Crystalline Powder
- color
- Dark green
- FDA UNII
- 5 FL8GD8VJS · 5FL8GD8VJS
- EPA Substance Registry System
- 2 · Benzenesulfonic acid, 2,2'-[(9,10-dihydro-5,8-dihydroxy-9,10-dioxo-1,4-anthracenediyl)diimino]bis[5-methyl-, disodium salt (4430-16-4)
- Hazard statements
- 412 · H412
- Precautionary statements
- 273 · P273-P501
- Safety Statements
- 24 · 24/25
- 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
H412 (100%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
P273, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 3 reports by companies from 2 notifications to the ECHA C&L Inventory.
Hazard information
Regulatory InformationChemical: Benzenesulfonic acid, 2,2'-[(9,10-dihydro-5,8-dihydroxy-9,10-dioxo-1,4-anthracenediyl)diimino]bis[5-methyl-, disodium salt
Hazard Classes and CategoriesAquatic Chronic 3 (100%)
Safety data
- tsca
- TSCA listed
- safety_code
- 24/25
- Hazard statements
- H412
- Precautionary statements
- P273-P501
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationBenzenesulfonic acid, 2,2'-[(9,10-dihydro-5,8-dihydroxy-9,10-dioxo-1,4-anthracenediyl)diimino]bis[5-methyl-, sodium salt (1:2): ACTIVE
Applications
UsesC.I. Acid Green 41 is a synthetic dye and can be useful in the study of decolorization of textile dyes by microbial laccase. It can also be useful in the genotoxicity assessment of chemical synthetic dyes and their qualitative screening and quantitative determination in foodstuffs.
Preparation methods
Preparation(a) p-Methylaniline and leuco-1,4,5,8-tetrahydroxyanthraquinonein the presence of arsenic acids and boric acid condensation, stlfonation, and translated into sodium salt; (b) is p-Methylaniline and 1,4-Dichloro-5,8-dihydroxyanthracene-9,10-dione condensation, stlfonation, and translated into sodium salt.
Upstream & downstream products
Upstream raw materials
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