??? ????? |
3,4-Dihydro-2H-pyran |
??? ??????? |
3,4-Dihydro-2H-pyran; 5,6-Dihydro-4H-pyran; DHP; DIHYDROPYRANE; 2,3-Dihydropyran; 3,4-Dihydropyran; 2H-3,4-Dihydropyran; 2H-Pyran,3,4-dihydro-; 3,4-Dihdro-2H-pyrane; 3,4-dihydro-2h-pyra; 3,4-Dihydro-2-pyran; delta(Sup2)-Dihydropyran; delta2-Dihydropyran; Pyran, dihydro-; 2,3- DIHYDROPYRAN; 3,4-2H-Dihydropyran; Dihydropyran |
????? ???????? |
C5H8O |
??? ??????? |
84.1164 |
InChI |
InChI=1/C5H8O/c1-2-4-6-5-3-1/h2,4H,1,3,5H2 |
????? ?????? |
110-87-2 |
????? ??????? ??????? |
203-810-4 |
?????? ??????? |
|
????? |
0.926g/cm3 |
???? ??? |
-70℃ |
???? ????? |
86.5°C at 760 mmHg |
???? ???? |
1.447 |
?????? ?? |
20 g/L (20℃) |
???? ???? |
74.4mmHg at 25°C |
??? ?????? |
F:Flammable;
Xi:Irritant;
|
????? ??? |
R11:;
R36/38:;
|
??????? ????? |
S16:;
S26:;
S37/39:;
|
|