523-44-4

523-44-4 structure

Name	orange i
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

Description	Orange I (α-Naphthol Orange) is an organic azo dye used as a food dye[1].
Related Catalog	Research Areas >> Others Signaling 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 NAME :: Benzenesulfonic acid, p-((4-hydroxy-1-naphthyl)azo)-, sodium salt

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

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)

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
Safety Phrases	22-24/25
RIDADR	NONH for all modes of transport
RTECS	DB7085000
HS Code	2927000090

90-15-3

121-57-3

~50%

523-44-4

Precursor 2
90-15-3 121-57-3
DownStream 0

HS Code	2927000090
Summary	2927000090 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%