citrus red 2

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1-((2,5-dimethoxyphenyl)azo)-2-naphthol

CAS: 6358-53-8 C18 H16 N2 O3 MW: 308.33712000
All Ingredients CAS Numbers EINECS Numbers Food Additives - Direct

Identification

Namecitrus red 2
IUPAC(1Z)-1-[(2,5-dimethoxyphenyl)hydrazinylidene]naphthalen-2-one
CAS Number6358-53-8
EINECS228-778-9
FDA UNII2QE5Y68984
Molecular FormulaC18 H16 N2 O3
Molecular Weight308.33712000
MDL NumberMFCD01712266
Beilstein4510811

Regulatory

FDA Mainterm (SATF)6358-53-8 ; CITRUS RED NO. 2
FDA RegulationFDA PART 74 -- LISTING OF COLOR ADDITIVES SUBJECT TO CERTIFICATION

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 156.00 °C. @ 760.00 mm Hg
Boiling Point 477.00 to 478.00 °C. @ 760.00 mm Hg (est)
Flash Point 469.00 °F. TCC ( 243.00 °C. ) (est)
logP (o/w) 3.129 (est)
Soluble in water, 0.2225 mg/L @ 25 °C (est)

No sensory data available

Safety Information

Oral/Parenteral Toxicityunreported-mouse LD50 > 4000 mg/kg
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
Recommendation for citrus red 2 usage levels up tonot for fragrance use.
Recommendation for citrus red 2 flavor usage levels up tonot for flavor use.

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6358-53-8 1-((2,5-DIMETHOXYPHENYL)AZO)-2-NAPHTHOL
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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

c.i. 12156 C.I. solvent red 80 CI solvent red 80 citrus red no. 2 2,5- dimethoxybenzeneazo-beta-naphthol 1-((2,5- dimethoxyphenyl)azo)-2-naphthalenol 1-((2,5- dimethoxyphenyl)azo)-2-naphthol 1-(1-(2,5- dimethoxyphenyl)azo)-2-naphthol (1Z)-1-[(2,5- dimethoxyphenyl)hydrazinylidene]naphthalen-2-one 1-(2,5- dimethoxyphenylazo)-2-naphthol 1-(2,5- dimethyloxyphenylazo)-2-naphthol 2- naphthalenol, 1-((2,5-dimethoxyphenyl)azo)- 2- naphthalenol, 1-[(2,5-dimethoxyphenyl)azo]- 2- naphthol, 1-((2,5-dimethoxyphenyl)azo)- 2- naphthol, 1-(2,5-dimethoxyphenylazo)- solvent red 80 Try the PubMed Search.