4-(2-hydroxy-1-naphthyl azo)-1-naphthalene sulfonic acid sodium salt (c.i. 15620)

CAS: 1658-56-6 C20 H13 N2 Na O4 S MW: 400.38917928

Identification

Nameci 15620
IUPACsodium;4-[(2E)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonate
CAS Number1658-56-6
EINECS216-760-3
FDA UNII7Z2135Z4K4
Molecular FormulaC20 H13 N2 Na O4 S
Molecular Weight400.38917928
MDL NumberMFCD00004070
Nikkaji NumberJ1.325.780I

Regulatory

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Flash Point 32.00 °F. TCC ( 0.00 °C. ) (est)
logP (o/w) 3.826 (est)
Soluble in water, 10.9 mg/L @ 25 °C (est)

Cosmetic Information

CosIngcosmetic data
Cosmetic Usescosmetic colorants

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categorycoloring agents (for surface only)
Recommendation for ci 15620 usage levels up tonot for fragrance use.
Recommendation for ci 15620 flavor usage levels up tonot for flavor use.

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Potential Uses

cosmetic colorants

Natural Occurrence

not found in nature

Synonyms

acid cardinal G acid leather red ROC acid red 88 acid red 88 (c.i. 15620) acid red AV acid red G acid rose AV airedale red A amacid fast red A anthrosin BRX atul acid fast red A azo acid red GS benzyl red ROC benzyl red S brasilan red S bucacid fast red A c.i. 15620 C.I. acid red 88 C.I. acid red 88, monosodium salt calcocid fast red A colacid red AV diacid red A drimarene turquoise X-2G eniacid fast red A eriosin roccelline SS fast acid red G fast red AE fast red AG fast red AV fast red MA fast red S fenazo red M hidacid fast red A hispacid fast red A 4-(2- hydroxy-1-naphthyl azo)-1-naphthalene sulfonic acid sodium salt (c.i. 15620) lurazol red E naphthalene red J (6CI) naphthalene red JS 2- naphthol red J naphtocard fast red C neklacid fast red A neutral red R new red WO plastoresin red RC pontacyl fast red AS red no. 506 roccelline A roccelline G roccelline L roccelline S sodium 4(-2-hydroxy-1-naphthylazo) naphthalene sulfonate sodium;4-[(2E)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonate solid red A tertracid red RO toyo roccelline vondacid red GN Try the PubMed Search.