2-Naphthalenamine,1-[2-(2-methylphenyl)diazenyl]-
Names
[ CAS No. ]:
131-79-3
[ Name ]:
2-Naphthalenamine,1-[2-(2-methylphenyl)diazenyl]-
[Synonym ]:
Yellow OB
Cerisol Yellow TB
Jaune OB
Oil Yellow OB
C.I. Solvent Yellow 6
C Yellow 4
Oil Yellow OB Pure
1-o-Tolylazo-[2]naphthylamin
C.I. Food Yellow 11
1-o-tolylazo-[2]naphthylamine
1-(2'-methylbenzeneazo)-2-amino-naphthalene
o-(2-amino-1-naphthylazo)toluene
FD and C Yellow No. 4
Dolkwal Yellow OB
Chemical & Physical Properties
[ Density]:
1.15g/cm3
[ Boiling Point ]:
478.7ºC at 760mmHg
[ Molecular Formula ]:
C17H15N3
[ Molecular Weight ]:
261.32100
[ Flash Point ]:
243.3ºC
[ Exact Mass ]:
261.12700
[ PSA ]:
50.74000
[ LogP ]:
5.72700
[ Vapour Pressure ]:
2.51E-09mmHg at 25°C
[ Index of Refraction ]:
1.636
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- QM5400000
- CHEMICAL NAME :
- 2-Naphthylamine, 1-(o-tolylazo)-
- CAS REGISTRY NUMBER :
- 131-79-3
- BEILSTEIN REFERENCE NO. :
- 0658385
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 15
- MOLECULAR FORMULA :
- C17-H15-N3
- MOLECULAR WEIGHT :
- 261.35
- WISWESSER LINE NOTATION :
- L66J BNUNR B& CZ
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 120 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- 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 :
- 36400 mg/kg/2Y-C
- TOXIC EFFECTS :
- Blood - changes in cell count (unspecified) Related to Chronic Data - death
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 45625 mg/kg/1Y-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 :
- 700 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 in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 50 ug/plate
- REFERENCE :
- CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948- Volume(issue)/page/year: 49,1970,1982 *** REVIEWS *** IARC Cancer Review:Animal Limited 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: 8,287,1975 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: 8,287,1975 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 TOXICOLOGY REVIEW ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 60,344,1955
Safety Information
[ HS Code ]:
2927000090
Precursor & DownStream
Precursor
DownStream
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%