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CAS 523-44-4 | FD & C Orange I

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Common NameFD & C Orange I
CAS Number523-44-4Molecular Weight350.324
Density/Boiling Point/
Molecular FormulaC16H11N2NaO4SMelting Point/
MSDSUSAFlash Point/

Names

Nameorange i
SynonymMore Synonyms

FD & C Orange I BiologicalActivity

DescriptionOrange I (α-Naphthol Orange) is an organic azo dye used as a food dye[1].
Related CatalogResearch Areas >>OthersSignaling Pathways >>Others >>Others
References

[1]. Hamai Sanyo, et al. Inclusion Complexes of Cyclodextrins with Methylene Blue and α-Naphthol Orange and Temperature Dependence of the Inclusion Complexation in Aqueous Solutions. BCSJ. 2002, Vol.75, No.1.

Chemical & Physical Properties

Molecular FormulaC16H11N2NaO4S
Molecular Weight350.324
Exact Mass350.033722
PSA110.53000
LogP4.94570
InChIKeyAZLXCBPKSXFMET-UHFFFAOYSA-M
SMILESO=S(=O)([O-])c1ccc(N=Nc2ccc(O)c3ccccc23)cc1.[Na+]

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DB7085000
CHEMICAL NAME :
Benzenesulfonic acid, p-((4-hydroxy-1-naphthyl)azo)-, sodium salt
CAS REGISTRY NUMBER :
523-44-4
LAST UPDATED :
199701
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
C16-H11-N2-O4-S.Na
MOLECULAR WEIGHT :
350.34
WISWESSER LINE NOTATION :
L66J BQ ENUNR DSWQ &-NA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
546 gm/kg/2Y-C
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
9360 mg/kg/2Y-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

MUTATION DATA

TYPE OF TEST :
Mutation test systems - not otherwise specified
TEST SYSTEM :
Bacteria - Escherichia coli
DOSE/DURATION :
600 umol/L
REFERENCE :
SKEZAP Shokuhin Eiseigaku Zasshi. Food Hygiene Journal. (Nippon Shokuhin Eisei Gakkai c/o Shokuhin Eisei Senta, 2-6-1 Jingumae, Shibuya-ku, Tokyo 150, Japan) V.1- 1960- Volume(issue)/page/year: 12,298,1971 *** REVIEWS *** IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 8,173,1975 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 8,173,1975 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW ARVPAX Annual Review of Pharmacology. (Palo Alto, CA) V.1-15, 1961-75. For publisher information, see ARPTDI. Volume(issue)/page/year: 14,127,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X8767 No. of Facilities: 36 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 896 (estimated)

Safety Information

Personal Protective EquipmentEyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard CodesXi
Safety Phrases22-24/25
RIDADRNONH for all modes of transport
RTECSDB7085000
HS Code2927000090

Customs

HS Code2927000090
Summary2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles1

More Articles
I. Kalousek et al.

Int. J. Biochem. 16 , 121, (1984)

Synonyms

Acid Orange 20
4-(p-Sulfophenylazo)-1-naphthol, monosodium salt
α-Naphthol Orange
sodium 4-[(E)-(4-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonate
EINECS 208-346-6
Ext. D & C Orange 3
Benzenesulfonic acid, p-[(4-hydroxy-1-naphthyl)azo]-, sodium salt
c.i.150
4-(4-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt
FD & C Orange I
Sodium azo-α-naphtholsulfanilate
Sodium 4-((4-hydroxynaphthalen-1-yl)diazenyl)benzenesulfonate
oranzi
Benzenesulfonic acid, 4-[(E)-2-(4-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)
oranges
4-[(4-Hydroxy-1-naphthalenyl)azo]benzenesulfonic Acid Monosodium Salt
a-Naphthol Orange
Tropaeolin OOO-1
ORANGE1
Sodium Azo-a-naphtholsulfanilate
Tropaeolin 000 No.1
DAIDAI402
Sodium 4-[(E)-(4-hydroxy-1-naphthyl)diazenyl]benzenesulfonate
MFCD00021510
orangeim

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