5-((2-Chloroethyl)(2-fluoroethyl)amino)-6-methyl-2,4(1H,3H)-pyrimidinedione

Modify Date: 2025-09-13 10:29:20

5-((2-Chloroethyl)(2-fluoroethyl)amino)-6-methyl-2,4(1H,3H)-pyrimidinedione structure	Common Name	5-((2-Chloroethyl)(2-fluoroethyl)amino)-6-methyl-2,4(1H,3H)-pyrimidinedione
	CAS Number	834-91-3	Molecular Weight	249.67000
	Density	1.35g/cm3	Boiling Point	N/A
	Molecular Formula	C₉H₁₃ClFN₃O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	5-[2-chloroethyl(2-fluoroethyl)amino]-6-methyl-1H-pyrimidine-2,4-dione
Synonym	More Synonyms

Density	1.35g/cm3
Molecular Formula	C₉H₁₃ClFN₃O₂
Molecular Weight	249.67000
Exact Mass	249.06800
PSA	68.96000
LogP	0.38630
Index of Refraction	1.534

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YQ9422000

CHEMICAL NAME :: Uracil, 5-((2-chloroethyl)(2-fluoroethyl)amino)-6-methyl-

CAS REGISTRY NUMBER :: 834-91-3

LAST UPDATED :: 198605

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C9-H13-Cl-F-N3-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 31450 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NCISP* National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. (Bethesda, MD 20205) Volume(issue)/page/year: JAN1986

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 118 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NCISP* National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. (Bethesda, MD 20205) Volume(issue)/page/year: JAN1986

HS Code	2933599090

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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