4-?????????????????????
4-????????????????????? ??
- ???
- 129-132 °C(lit.)
- ?? ??
- Inert atmosphere,Room Temperature
- ???
- almost transparency in Methanol
- ??? ??
- powder to crystal
- ??
- ?? ????? ????
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? |
C |
|
|
| ?? ???? ?? |
34 |
|
|
| ????? |
26-36/37/39-45 |
|
|
| ????(UN No.) |
UN 3261 8/PG 2 |
|
|
| WGK ?? |
3 |
|
|
| ?? ?? |
8 |
|
|
| ???? |
III |
|
|
| HS ?? |
29333990 |
|
|
| ????(GHS): |
|
| ?? ?: |
Danger |
| ??·?? ??: |
| ?? |
??·?? ?? |
?? ?? |
?? |
?? ? |
?? ?? |
P- ?? |
| H314 |
??? ?? ??? ?? ??? ??? |
????? ?? ????? |
?? 1A, B, C |
?? |
|
P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 |
|
| ??????: |
| P260 |
??·?·??·???·??·...·????? ???? ???. |
| P280 |
????/???/???/?????? ?????. |
| P303+P361+P353 |
??(?? ????)? ??? ??? ?? ??? ??? ????? ??? ?? ????/?????. |
| P305+P351+P338 |
?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????. |
| P363 |
?? ??? ??? ??? ?????. |
|
| NFPA 704 |
|
|
|
4-????????????????????? C??? ??, ??, ??
??
4-(Dimethylamino)pyridine tribromide can be employed as:
- A brominating agent in the multistep synthesis of 3,3,3-triethoxypropyne.
- A reactant in the preparation of cadmium-bromo complex dimethylaminopyridinium salt monohydrate.
4-????????????????????? ?? ?? ? ???
???
?? ??
4-????????????????????? ?? ??
???( 61)?? ??
4-????????????????????? ?? ??:
