254-03-5 4H-chromene
| ?????? ?? ??? |
4H-chromene |
| ???????? ??? |
4H-chromene; 4H-1-Benzopyran; 4H-Chromene |
| ????? ???????? |
C9H8O |
| ?????? ??? |
132.1592 |
| InChI |
InChI=1/C9H8O/c1-2-6-9-8(4-1)5-3-7-10-9/h1-4,6-7H,5H2 |
| ??? ??????? ?????? |
254-03-5 |
| ????? ?????? |
|
| ????? |
1.095g/cm3 |
| ????? ?? ??? |
213.9°C at 760 mmHg |
| ??????? ??????? |
1.571 |
| ????? ??????? |
75.7°C |
| ????? ?? ???? |
0.234mmHg at 25°C |
|