2138-22-9 4-chloropyrocatechol
| ?? ????? |
4-chloropyrocatechol |
| ?? ????? |
4-chloropyrocatechol; Chlorocatechol; 4-Chlorocatechol; 4-Chloro-1,2-Dihydroxybenzene; 4-chlorobenzene-1,2-diol |
| ????????? ??????? |
C6H5ClO2 |
| ???? ???????? |
144.5557 |
| InChI |
InChI=1/C6H5ClO2/c7-4-1-2-5(8)6(9)3-4/h1-3,8-9H |
| ???? CAS |
2138-22-9 |
| EINECS |
218-381-9 |
| ???? ???????? |
|
| ?????? |
1.471g/cm3 |
| ????? ????? |
90-94℃ |
| ????? ????? |
267.1°C at 760 mmHg |
| ???? ????? |
1.629 |
| ????? ???? |
115.3°C |
| ??? ???? |
0.00505mmHg at 25°C |
| Hazard ?????? |
C:Corrosive;
|
| ??????? ???? |
R34:;
|
| ?????? ????? |
S26:;
S36/37/39:;
S45:;
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