821-42-1 (2?)-????-2-???????
| ?????? ?? ??? |
(2?)-????-2-??????? |
| ????????? |
; 2-??????????? |
| ???????? ??? |
(2E)-pent-2-enedial; 2-Pentenedial |
| ????? ???????? |
C5H6O2 |
| ?????? ??? |
98.0999 |
| InChI |
InChI=1/C5H6O2/c6-4-2-1-3-5-7/h1-2,4-5H,3H2/b2-1+ |
| ??? ??????? ?????? |
821-42-1 |
| ????? ?????? |
|
| ????? |
0.987g/cm3 |
| ????? ?? ??? |
219°C at 760 mmHg |
| ??????? ??????? |
1.429 |
| ????? ??????? |
78.9°C |
| ????? ?? ???? |
0.122mmHg at 25°C |
|