Product Name 3,4-dihydropyran
Other Name 3,4-Dihydro-2H-pyran; 2,3-Dihydro-4H-pyran ; 5,6-Dihydro-4H-pyran ; DHP
CAS 110-87-2
EINECS 203-810-4
Molecular Formula C5H8O
Molecular Weight 84.1164
inchi InChI=1/C5H8O/c1-2-4-6-5-3-1/h2,4H,1,3,5H2
Density 0.9221 (19/15℃)
Boiling point 86-87℃
Flash point -15℃
Vapor pressure 77.8 hPa (20 °C)
Refractive index 1.4402 (19℃)
Dangerous goods sign F,Xi
Risk term R11R36/37/38
Security term S9S16S33
Dangerous Goods Transport Number UN2376 3/PG 2