1-(alpha-Naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine

Modify Date: 2025-09-18 18:21:07

1-(alpha-Naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine Structure
1-(alpha-Naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine structure
Common Name 1-(alpha-Naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine
CAS Number 63704-49-4 Molecular Weight 282.40300
Density 1.21g/cm3 Boiling Point 407.4ºC at 760 mmHg
Molecular Formula C17H18N2S Melting Point N/A
MSDS N/A Flash Point 200.2ºC

 Names

Name 4,6,6-trimethyl-3-naphthalen-1-yl-1H-pyrimidine-2-thione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.21g/cm3
Boiling Point 407.4ºC at 760 mmHg
Molecular Formula C17H18N2S
Molecular Weight 282.40300
Flash Point 200.2ºC
Exact Mass 282.11900
PSA 47.36000
LogP 4.61050
Index of Refraction 1.69
InChIKey RTYKZXSWOAWXDS-UHFFFAOYSA-N
SMILES CC1=CC(C)(C)NC(=S)N1c1cccc2ccccc12

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UW3325000
CHEMICAL NAME :
2(1H)-Pyrimidinethione, 3,4-dihydro-1-(alpha-naphthyl)-4,4,6-trimethyl-
CAS REGISTRY NUMBER :
63704-49-4
LAST UPDATED :
199012
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C17-H18-N2-S
MOLECULAR WEIGHT :
282.43
WISWESSER LINE NOTATION :
T6MYN FHJ BUS C- BL66J& D1 F1 F1

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 :
300 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

 Synthetic Route

~91%

1-(alpha-Naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine Structure

1-(alpha-Naphth...

CAS#:63704-49-4

Literature: Nasipuri, Dhanonjoy; Banerjee, Satinath; Alaka, B. V.; Daw, N. P. Synthesis, 1982 , # 12 p. 1073 - 1075

~%

1-(alpha-Naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine Structure

1-(alpha-Naphth...

CAS#:63704-49-4

Literature: Mathes et al. Journal of the American Chemical Society, 1948 , vol. 70, p. 1452 Full Text View citing articles Show Details Goodrich Co. Patent: US2491532 , 1946 ; Full Text Show Details Goodrich Co. Patent: US2491509 , 1948 ;

 Synonyms

4,4,6-Trimethyl-1-naphthalen-1-yl-3,4-dihydro-1H-pyrimidine-2-thione
F0265-0157
USAF K-1356
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