acid blue 25

Description

acid blue 25 · CAS 6408-78-2 · C20H13N2NaO5S. UNII S2E15W6FSN.

Identification

CAS Registry Number	6408-78-2
PubChem CID	23675622
Molecular formula	C20H13N2NaO5S
IUPAC name	sodium 1-amino-4-anilino-9,10-dioxoanthracene-2-sulfonate
UNII (FDA)	S2E15W6FSN

Computed Descriptors

Molecular Weight	416.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	3
Exact Mass	416.04428697
Monoisotopic Mass	416.04428697
Topological Polar Surface Area	138
Heavy Atom Count	29
Formal Charge	0
Complexity	734

Physical description & handling notes

• Dry Powder

Regulatory Status

GHS notification summary	10.2% (28 / 274)

GHS Hazard Classification

GHS notification summary	10.2% (28 / 274)
Reported hazard statements	H315 (63.5%), H319 (65.3%), H335 (55.1%), H412 (63.5%)

Documented Uses

• EPA Safer Chemical Functional Use Classes -> Colorants
• Safer Chemical Classes -> Yellow triangle - The chemical has met Safer Choice Criteria for its functional ingredient-class, but has some hazard profile issues
• Information on 8 consumer products that contain Acid Blue 25 in the following categories is provided:
• Textiles, apparel, and leather manufacturing
• 2-Anthracenesulfonic acid, 1-amino-9,10-dihydro-9,10-dioxo-4-(phenylamino)-, sodium salt (1:1): ACTIVE

Synonyms

Acid Blue 25; 6408-78-2; C.I. ACID BLUE 25; S2E15W6FSN; DTXSID2044711; Acid Anthraquinone Blue; 2-Anthracenesulfonic acid, 1-amino-9,10-dihydro-9,10-dioxo-4-(phenylamino)-, monosodium salt; 2-Anthracenesulfonic acid, 1-amino-9,10-dihydro-9,10-dioxo-4-(phenylamino)-, sodium salt (1:1); RefChem:109231; DTXCID0024711; 229-068-1; MFCD00001214; sodium;1-amino-4-anilino-9,10-dioxoanthracene-2-sulfonate; 2-Anthracenesulfonic acid,1-amino-9,10-dihydro-9,10-dioxo-4-(phenylamino)-, monosodium salt; sodium 1-amino-9,10-dioxo-4-(phenylamino)-9,10-dihydroanthracene-2-sulfonate; CHEMBL256057

Frequently Asked Questions

What are the CAS number and molecular formula of acid blue 25?

CAS 6408-78-2; molecular formula C20H13N2NaO5S; molecular weight — g/mol.

What other names is acid blue 25 known by?

Acid Blue 25, 6408-78-2, C.I. ACID BLUE 25, S2E15W6FSN, DTXSID2044711, Acid Anthraquinone Blue.

Is acid blue 25 classified as hazardous?

10.2% of GHS notifications report no hazard classification (28 of 274).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.