Azobenzene
Suppliers
Names
[ CAS No. ]:
103-33-3
[ Name ]:
Azobenzene
[Synonym ]:
Azobenzeen
Benzofume
1,2-Diphenyldiazene
Azobenzene, (E)-
AZOBENZOL
Diazene, 1,2-diphenyl-, (E)-
Azofume
Diphenyldiazene
Azobenzen
(E)-Diphenyldiazene
EINECS 203-102-5
MFCD00003022
DIAZENE, DIPHENYL-, (E)-
(E)-1,2-diphenyldiazene
ENT 14,611
Azobenzene
Chemical & Physical Properties
[ Density]:
1.0±0.1 g/cm3
[ Boiling Point ]:
293.0±9.0 °C at 760 mmHg
[ Melting Point ]:
66 °C
[ Molecular Formula ]:
C12H10N2
[ Molecular Weight ]:
182.221
[ Flash Point ]:
122.9±19.6 °C
[ Exact Mass ]:
182.084396
[ PSA ]:
24.72000
[ LogP ]:
3.82
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
[ Index of Refraction ]:
1.575
[ Stability ]:
Stable. Combustible. Incompatible with strong oxidizing agents. Air and light sensitive.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- CN1400000
- CHEMICAL NAME :
- Azobenzene
- CAS REGISTRY NUMBER :
- 103-33-3
- BEILSTEIN REFERENCE NO. :
- 0742609
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 25
- MOLECULAR FORMULA :
- C12-H10-N2
- MOLECULAR WEIGHT :
- 182.24
- WISWESSER LINE NOTATION :
- RNUNR
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 :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 500 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 :
- Unreported
- SPECIES OBSERVED :
- Mammal - species unspecified
- DOSE/DURATION :
- 50 mg/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 :
- 7350 mg/kg/2Y-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Blood - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 17 gm/kg/2Y-I
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 300 mg/kg/8W-I
- TOXIC EFFECTS :
- Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 15 gm/kg/2Y-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Blood - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 7280 mg/kg/2Y-C
- TOXIC EFFECTS :
- Tumorigenic - neoplastic by RTECS criteria Blood - tumors
- TYPE OF TEST :
- Micronucleus test
MUTATION DATA
- TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Rodent - hamster Ovary
- DOSE/DURATION :
- 250 ug/L
- REFERENCE :
- ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 7,1,1985 *** 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: 8,75,1975 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: 8,75,1975 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
Safety Information
[ Symbol ]:
GHS07, GHS08, GHS09
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H302 + H332-H341-H350-H373-H410
[ Precautionary Statements ]:
P201-P273-P281-P308 + P313-P501
[ Personal Protective Equipment ]:
Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
[ Hazard Codes ]:
T,N,Xn,F
[ Risk Phrases ]:
R45
[ Safety Phrases ]:
S53-S45-S60-S61-S62-S36/37-S33-S29-S16-S9-S7
[ RIDADR ]:
UN 3077 9/PG 3
[ WGK Germany ]:
3
[ RTECS ]:
CN1400000
[ Packaging Group ]:
III
[ Hazard Class ]:
6.1(b)
[ HS Code ]:
2927000090
Synthetic Route
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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