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Pyrimidine Structure

Pyrimidine

Product NamePyrimidine

CAS289-95-2

CBNumberCB6224079

MFC4H4N2

MW80.09

EINECS206-026-0

MDL NumberMFCD00006059

MOL File289-95-2.mol

Chemical Properties

Melting point 19-22 °C (lit.)
Boiling point 123-124 °C (lit.)
Density  1.016 g/mL at 25 °C (lit.)
refractive index  n20/D 1.504(lit.)
Flash point 88 °F
storage temp.  Flammables area
solubility  soluble
form  Liquid
pka 1.23(at 20℃)
color  Clear colorless to orange
Water Solubility  soluble
Sensitive  Hygroscopic
Merck  14,7987
BRN  103894
Stability Stable, but air-sensitive and hygroscopic. Incompatible with acids, acid chlorides, acid anhydrides, strong oxidizing agents, carbon dioxide. Flammable.
CAS DataBase Reference 289-95-2(CAS DataBase Reference)
NIST Chemistry Reference 1,3-Diazine(289-95-2)
EPA Substance Registry System Pyrimidine (289-95-2)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H226
Precautionary statements P210-P240-P241-P280a-P303+P361+P353-P501a
Risk Statements  10
Safety Statements  23-24/25-16
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  UV6263000
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29335990
NFPA 704:
3
1 0

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