1-Methyl-2,4-phenylene {bis[1,1-(2-thio-4,4,} 6-trimethyl)] dihydropyrimidine

Modify Date: 2024-09-16 12:05:24

1-Methyl-2,4-phenylene {bis[1,1-(2-thio-4,4,} 6-trimethyl)] dihydropyrimidine Structure
1-Methyl-2,4-phenylene {bis[1,1-(2-thio-4,4,} 6-trimethyl)] dihydropyrimidine structure
Common Name 1-Methyl-2,4-phenylene {bis[1,1-(2-thio-4,4,} 6-trimethyl)] dihydropyrimidine
CAS Number 63690-23-3 Molecular Weight 400.60400
Density 1.24g/cm3 Boiling Point 509.5ºC at 760 mmHg
Molecular Formula C21H28N4S2 Melting Point N/A
MSDS N/A Flash Point 262ºC

 Names

Name 4,6,6-trimethyl-3-[4-methyl-3-(4,6,6-trimethyl-2-sulfanylidene-1H-pyrimidin-3-yl)phenyl]-1H-pyrimidine-2-thione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.24g/cm3
Boiling Point 509.5ºC at 760 mmHg
Molecular Formula C21H28N4S2
Molecular Weight 400.60400
Flash Point 262ºC
Exact Mass 400.17600
PSA 94.72000
LogP 5.53640
Index of Refraction 1.672

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UW5780000
CHEMICAL NAME :
2(1H)-Pyrimidinethione, 1,1'-(4-methyl-1,3-phenylene)bis(3,4-dihydro-4,4,6-tr imethyl-
CAS REGISTRY NUMBER :
63690-23-3
LAST UPDATED :
199012
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C21-H28-N4-S2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

 Synonyms

1,1'-(4-Methyl-1,3-phenylene)bis(3,4-dihydro-4,4,6-trimethyl-2(1H)-pyrimidinethione)
USAF K-1360
2(1H)-Pyrimidinethione,1,1'-(4-methyl-1,3-phenylene)bis(3,4-dihydro-4,4,6-trimethyl
1-Methyl-2,4-phenylene bis-1,1'-(2-thio-4,4,6-trimethyl dihydropyrimidine)
2(1H)-Pyrimidinethione,1'-(4-methyl-1,3-phenylene)bis(3,4-dihydro-4,4,6-trimethyl
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