2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(1-cyclohexen-1-yl)-1,5-dimethyl-

Modify Date: 2024-01-08 09:46:29

2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(1-cyclohexen-1-yl)-1,5-dimethyl- structure	Common Name	2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(1-cyclohexen-1-yl)-1,5-dimethyl-
	CAS Number	56-29-1	Molecular Weight	236.26700
	Density	1.225 g/cm3	Boiling Point	368.8ºC at 760 mmHg
	Molecular Formula	C₁₂H₁₆N₂O₃	Melting Point	145-147°
	MSDS	N/A	Flash Point	176.8ºC
	Symbol	GHS02, GHS06, GHS08	Signal Word	Danger

Name	hexobarbital
Synonym	More Synonyms

Density	1.225 g/cm3
Boiling Point	368.8ºC at 760 mmHg
Melting Point	145-147°
Molecular Formula	C₁₂H₁₆N₂O₃
Molecular Weight	236.26700
Flash Point	176.8ºC
Exact Mass	236.11600
PSA	66.48000
LogP	1.46800
Index of Refraction	1.5460 (estimate)
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CQ2625000

CHEMICAL NAME :: Barbituric acid, 5-(1-cyclohexen-1-yl)-1,5-dimethyl-

CAS REGISTRY NUMBER :: 56-29-1

LAST UPDATED :: 199409

DATA ITEMS CITED :: 16

MOLECULAR FORMULA :: C12-H16-N2-O3

MOLECULAR WEIGHT :: 236.30

WISWESSER LINE NOTATION :: T6VMVNV FHJ D1 F1 F- AL6UTJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 330 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 :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 400 mg/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 :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 468 mg/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 :: 270 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 :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 250 mg/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 :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 133 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity)

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intrapleural

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 340 mg/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 :: Parenteral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 160 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 - rabbit

DOSE/DURATION :: 1200 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 :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 80 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 :: Rectal

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 175 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 :: Intraperitoneal

SPECIES OBSERVED :: Amphibian - frog

DOSE/DURATION :: 30 mg/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 :: Parenteral

SPECIES OBSERVED :: Amphibian - frog

DOSE/DURATION :: 148 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 :: 1654 mg/kg/7D-I

TOXIC EFFECTS :: Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other hydrolases

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Human Leukocyte

DOSE/DURATION :: 1500 mg/L

REFERENCE :: TGANAK Tsitologiya i Genetika. Cytology and Genetics. For English translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 18(1),13,1984 *** REVIEWS *** TOXICOLOGY REVIEW PHREA7 Physiological Reviews. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1921- Volume(issue)/page/year: 19,472,1939

Symbol	GHS02, GHS06, GHS08
Signal Word	Danger
Hazard Statements	H225-H301 + H311 + H331-H370
Precautionary Statements	P210-P260-P280-P301 + P310-P311
Hazard Codes	Xn: Harmful;
Risk Phrases	R22
Safety Phrases	36/37/39-45-36/37-16-7
RIDADR	UN 3249
WGK Germany	3
RTECS	CQ2625000
Packaging Group	III
Hazard Class	6.1(b)

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Methexenyl

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Enhexymal

Hexobarbitone

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2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(1-cyclohexen-1-yl)-1,5-dimethyl-

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

Articles29

Synonyms