1-butan-2-yl-1-nitrosourea

Modify Date: 2023-01-11 15:31:14

1-butan-2-yl-1-nitrosourea structure	Common Name	1-butan-2-yl-1-nitrosourea
	CAS Number	71752-66-4	Molecular Weight	145.16000
	Density	1.23g/cm3	Boiling Point	211ºC at 760 mmHg
	Molecular Formula	C₅H₁₁N₃O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	81.4ºC

Name	1-butan-2-yl-1-nitrosourea
Synonym	More Synonyms

Density	1.23g/cm3
Boiling Point	211ºC at 760 mmHg
Molecular Formula	C₅H₁₁N₃O₂
Molecular Weight	145.16000
Flash Point	81.4ºC
Exact Mass	145.08500
PSA	76.75000
LogP	1.36080
Index of Refraction	1.519

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS3880000

CHEMICAL NAME :: Urea, 1-sec-butyl-1-nitroso-

CAS REGISTRY NUMBER :: 71752-66-4

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C5-H11-N3-O2

MOLECULAR WEIGHT :: 145.19

WISWESSER LINE NOTATION :: ZVNNO&Y2&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 585 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 :: 500 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

Urea,1-sec-butyl-1-nitroso

1-sec-Butyl-1-nitrosourea

Nitroso-sec-butylurea