food red 4

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disodium 4-((2-hydroxy-6-sulfonatonaphthyl)azo) naphthalene sulfonate

CAS: 2302-96-7 C20 H12 N2 Na2 O7 S2 MW: 502.43357856
All Ingredients CAS Numbers EINECS Numbers Food Additives - Direct

Identification

Namefood red 4
IUPACdisodium (5Z)-6-oxo-5-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2-sulfonate
CAS Number2302-96-7
EINECS218-958-5
FDA UNII5926AP228X
Molecular FormulaC20 H12 N2 Na2 O7 S2
Molecular Weight502.43357856
MDL NumberMFCD00191366

Regulatory

JECFA Food AdditiveFast Red E

Physical Properties

Appearance red brown powder (est)
Assay 85.00 to 100.00
Food Chemicals Codex Listed No
Flash Point 32.00 °F. TCC ( 0.00 °C. ) (est)
logP (o/w) 2.078 (est)
Soluble in water, 75.57 mg/L @ 25 °C (est)

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
Recommendation for food red 4 usage levels up tonot for fragrance use.
Recommendation for food red 4 flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

acid red 13 acid red 13 disodium salt c.i. 16045 ci 16045 disodium (5Z)-6-oxo-5-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2-sulfonate disodium 4-((2-hydroxy-6-sulfonatonaphthyl)azo) naphthalene sulfonate fast red E Try the PubMed Search.