Urea,N-nitroso-N-phenyl-
Names
[ CAS No. ]:
6268-32-2
[ Name ]:
Urea,N-nitroso-N-phenyl-
[Synonym ]:
UREA,N-NITROSO-N-PHENYL
Phenyl-nitroso-harnstoff
Phenyl-nitroso-harnstoff [German]
N-Phenyl-N-nitrosourea
N-Nitroso-N-phenylharnstoff
N-nitroso-N-phenyl-urea
Urea,1-nitroso-1-phenyl
N-nitrosophenylurea
Nitrosophenylurea
Chemical & Physical Properties
[ Density]:
1.33g/cm3
[ Boiling Point ]:
284.8ºC at 760 mmHg
[ Molecular Formula ]:
C7H7N3O2
[ Molecular Weight ]:
165.14900
[ Flash Point ]:
126ºC
[ Exact Mass ]:
165.05400
[ PSA ]:
75.76000
[ LogP ]:
1.95340
[ Index of Refraction ]:
1.61
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YT9730000
- CHEMICAL NAME :
- Urea, N-nitroso-N-phenyl-
- CAS REGISTRY NUMBER :
- 6268-32-2
- BEILSTEIN REFERENCE NO. :
- 1841800
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 4
- MOLECULAR FORMULA :
- C7-H7-N3-O2
- MOLECULAR WEIGHT :
- 165.17
- WISWESSER LINE NOTATION :
- ZVNR&NO
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 150 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 150 mg/kg
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 661 mg/kg/50W-I
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors
MUTATION DATA
- TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 10 ug/plate
- REFERENCE :
- TCMUE9 Topics in Chemical Mutagenesis. (Plenum Pub. Corp., 233 Spring Street, New York, NY 10013) V.1- 1984- Volume(issue)/page/year: 1,13,1984