Usaf K-1354

Modify Date: 2025-08-31 09:19:52

Usaf K-1354 Structure
Usaf K-1354 structure
Common Name Usaf K-1354
CAS Number 63704-51-8 Molecular Weight 336.45400
Density 1.16g/cm3 Boiling Point 475.2ºC at 760 mmHg
Molecular Formula C19H20N4S Melting Point N/A
MSDS N/A Flash Point 241.2ºC

 Names

Name 4,6,6-trimethyl-3-(4-phenyldiazenylphenyl)-1H-pyrimidine-2-thione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.16g/cm3
Boiling Point 475.2ºC at 760 mmHg
Molecular Formula C19H20N4S
Molecular Weight 336.45400
Flash Point 241.2ºC
Exact Mass 336.14100
PSA 72.08000
LogP 5.87270
Index of Refraction 1.629
InChIKey QLDDJCCDCRGLHF-UHFFFAOYSA-N
SMILES CC1=CC(C)(C)NC(=S)N1c1ccc(N=Nc2ccccc2)cc1

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UW4025000
CHEMICAL NAME :
2(1H)-Pyrimidinethione, 3,4-dihydro-1-((p-phenylazo)phenyl)-4,4,6-trimethyl-
CAS REGISTRY NUMBER :
63704-51-8
LAST UPDATED :
199012
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C19-H20-N4-S
MOLECULAR WEIGHT :
336.49
WISWESSER LINE NOTATION :
T6MYN FHJ BUS CR DNUNR&& 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 :
200 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-(p-(Phenylazo)phenyl)-2-thio-4,4,6-trimethyl dihydropyrimidine
USAF K-1354
2(1H)-Pyrimidinethione,3,4-dihydro-1-((p-phenylazo)phenyl)-4,4,6-trimethyl
1-[p-(Phenylazo)phenyl]-2-thio-4,6-trimethyl dihydropyrimidine
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