Acid Turquoise Blue A

Description

Acid Turquoise Blue A · CAS 3486-30-4 · C37H35N2NaO6S2. UNII 014OZV4W1O.

Identification

CAS Registry Number	3486-30-4
PubChem CID	62498
Molecular formula	C37H35N2NaO6S2
IUPAC name	sodium 4-[[4-[benzyl(ethyl)amino]phenyl]-[4-[benzyl(ethyl)azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzene-1,3-disulfonate
UNII (FDA)	014OZV4W1O

Computed Descriptors

Molecular Weight	690.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	9
Exact Mass	690.18342347
Monoisotopic Mass	690.18342347
Topological Polar Surface Area	137
Heavy Atom Count	48
Formal Charge	0
Complexity	1280

Physical description & handling notes

• Powder; [Sigma-Aldrich MSDS]
• Ext. D&C Blue No. 3
• None
• formerly External Drugs, External Cosmetics

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Cosmetic colorant
GHS notification summary	91.8% (45 / 49)

GHS Hazard Classification

GHS notification summary	91.8% (45 / 49)

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 4 consumer products that contain Acid blue 7 (C.I. 42080) in the following categories is provided:
• Benzenemethanaminium, N-[4-[(2,4-disulfophenyl)[4-[ethyl(phenylmethyl)amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, inner salt, sodium salt (1:1): ACTIVE

Synonyms

Acid blue 7; 3486-30-4; Patent Blue A; Fenazo bluexg; Erio Glaucine X; Acid Sky Blue O; Acid Turquoise Blue A; Hidacid Blue A; Carmine Blue AF; Hidacid Blue AF; Patent Blue AF; Vulcol Blue BZ; Xylene Blue AS; C.I. ACID BLUE 7; Calcocid Blue AX; Erio Glaucine XC

Frequently Asked Questions

What are the CAS number and molecular formula of Acid Turquoise Blue A?

CAS 3486-30-4; molecular formula C37H35N2NaO6S2; molecular weight — g/mol.

What other names is Acid Turquoise Blue A known by?

Acid blue 7, 3486-30-4, Patent Blue A, Fenazo bluexg, Erio Glaucine X, Acid Sky Blue O.

What is the regulatory status of Acid Turquoise Blue A?

Documented regulatory listings: CIR / INCI: Cosmetic colorant.

Is Acid Turquoise Blue A classified as hazardous?

91.8% of GHS notifications report no hazard classification (45 of 49).

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.