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Description

STRAWBERRY RED · CAS 51811-48-4 · C20H11N2Na3O10S3. UNII Z525CBK9PG.

Identification

CAS Registry Number	51811-48-4
PubChem CID	17466
Molecular formula	C20H11N2Na3O10S3
IUPAC name	trisodium;7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate
UNII (FDA)	Z525CBK9PG

Computed Descriptors

Molecular Weight	604.5
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	12
Rotatable Bond Count	2
Exact Mass	603.92689092
Monoisotopic Mass	603.92689092
Topological Polar Surface Area	242
Heavy Atom Count	38
Formal Charge	0
Complexity	1080

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Hair dyeing; Cosmetic colorant

Documented Uses

• EPA Safer Chemical Functional Use Classes -> Colorants
• Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern
• Cosmetics -> Hair dyeing; Cosmetic colorant

Synonyms

C.I. Acid Red 18, Trisodium Salt; DTXSID9021213; RefChem:1080550; DTXCID501507484; Ponceau 4R; 2611-82-7; New coccine; Acid red 18; C.I. Acid Red 18; Food Red No. 102; Victoria Scarlet 3R; SX Purple; Brilliant Scarlet 4R; Coccine; Colacid Ponceau 4R; Food Red 7

Frequently Asked Questions

What are the CAS number and molecular formula of STRAWBERRY RED?

CAS 51811-48-4; molecular formula C20H11N2Na3O10S3; molecular weight — g/mol.

What other names is STRAWBERRY RED known by?

C.I. Acid Red 18, Trisodium Salt, DTXSID9021213, RefChem:1080550, DTXCID501507484, Ponceau 4R, 2611-82-7.

What is the regulatory status of STRAWBERRY RED?

Documented regulatory listings: CIR / INCI: Hair dyeing; Cosmetic colorant.

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.