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CAS 85-83-6 | Sudan IV

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Common Name	Sudan IV
CAS Number	85-83-6	Molecular Weight	380.442
Density	1.2±0.1 g/cm3	Boiling Point	618.8±55.0 °C at 760 mmHg
Molecular Formula	C₂₄H₂₀N₄O	Melting Point	199ºC
MSDS	ChineseUSA	Flash Point	424.4±20.8 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	sudan IV
Synonym	More Synonyms

Sudan IV BiologicalActivity

Description	Sudan IV is a lysochrome (fat-soluble dye) diazo dye used for the staining of lipids, triglycerides and lipoproteins on frozen paraffin sections[1].
Related Catalog	Research Areas >>OthersSignaling Pathways >>Others >>Others
References	[1]. Refat NA, et al. The induction of cytochrome P450 1A1 by sudan dyes. J Biochem Mol Toxicol. 2008 Mar-Apr;22(2):77-84.

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	618.8±55.0 °C at 760 mmHg
Melting Point	199ºC
Molecular Formula	C₂₄H₂₀N₄O
Molecular Weight	380.442
Flash Point	424.4±20.8 °C
Exact Mass	380.163696
PSA	69.67000
LogP	6.66
Vapour Pressure	0.0±1.9 mmHg at 25°C
Index of Refraction	1.645
InChIKey	RCTGMCJBQGBLKT-UHFFFAOYSA-N
SMILES	Cc1ccccc1N=Nc1ccc(N=Nc2c(O)ccc3ccccc23)c(C)c1
Water Solubility	Insoluble in water; soluble in benzene, methanol, acetone, isopropanol; slightly soluble in ethanol

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL5775000

CHEMICAL NAME :: 2-Naphthol, 1-((4-(o-tolylazo)-o-tolyl)azo)-

CAS REGISTRY NUMBER :: 85-83-6

BEILSTEIN REFERENCE NO. :: 0709018

LAST UPDATED :: 199701

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C24-H20-N4-O

MOLECULAR WEIGHT :: 380.48

WISWESSER LINE NOTATION :: L66J BNUNR B1 DNUNR B1&& CQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 512 mg/kg/58W-C

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

MUTATION DATA

TYPE OF TEST :: Morphological transformation

TEST SYSTEM :: Rodent - hamster Embryo

DOSE/DURATION :: 100 mg/L

REFERENCE :: AETODY Advances in Modern Environmental Toxicology. (Senate Press, Inc., P.O. Box 252, Princeton Junction, NJ 08550) V.1- 1980- Volume(issue)/page/year: 1,241,1980 *** REVIEWS *** 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: 8,217,1975 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: 8,217,1975 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1356 No. of Facilities: 212 (estimated) No. of Industries: 6 No. of Occupations: 13 No. of Employees: 2432 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1356 No. of Facilities: 1210 (estimated) No. of Industries: 15 No. of Occupations: 23 No. of Employees: 20219 (estimated) No. of Female Employees: 10256 (estimated)

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;T: Toxic;
Risk Phrases	R36/38
Safety Phrases	S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	QL5775000
HS Code	2927000090

Customs

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%

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Synonyms

1-({2-Methyl-4-[(2-methylphenyl)diazenyl]phenyl}diazenyl)-2-naphthol

o-Tolylazo-o-tolylazo-β-naphthol

Scarlet Red

2-Naphthalenol, 1-[(E)-2-[2-methyl-4-[(E)-2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-

EINECS 201-635-8

solvent red percent24

1-[(E)-{2-Methyl-4-[(E)-(2-methylphenyl)diazenyl]phenyl}diazenyl]-2-naphthol

fatredb

AKA501

1-[(E)-{2-methyl-4-[(E)-(2-methylphenyl)diazenyl]phenyl}diazenyl]naphthalen-2-ol

Solvent Red 24

MFCD00003893

c.i.258

oilredf

2-Naphthalenol, 1-[2-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-

oilredd

2-Naphthol, 1-[[4-(o-tolylazo)-o-tolyl]azo]-

oilreda

L66J BNUNR B1 DNUNR B1&& CQ

o-Tolylazo-o-tolylazo-b-naphthol

C.I. Solvent Red 24 (8CI)

oilred3

1-[[2-Methyl-4-[(2-methylphenyl)azo]phenyl]azo]-2-naphthalenol

2-Naphthalenol, 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-

2-NAPHTHALENOL, 1-((2-METHYL-4-((2-METHYLPHENYL)AZO)PHENYL)AZO)-

sudanp

1-{[2-Methyl-4-(o-tolylazo)phenyl]azo}naphthalen-2-ol

oilred7

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