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3,4,5-????????

3,4,5-????????
3,4,5-???????? ??? ???
?? ??:
33216-52-3
???:
3,4,5-????????
???(??):
3,4,5-????????
???:
3,4,5-Trichloropyridine
???(??):
3,4,5-TRICHLOROPYRIDINE;Pyridine, 3,4,5-trichloro-;3,4,5- threechlorine pyridine;3,4,5-Trichloropyridine ISO 9001:2015 REACH
CBNumber:
CB6409324
???:
C5H2Cl3N
??? ??:
182.44
MOL ??:
33216-52-3.mol

3,4,5-???????? ??

???
75-77 °C (dec.) (lit.)
?? ?
213-215°C
??
1.539±0.06 g/cm3(Predicted)
???
213-215°C
?? ??
Keep in dark place,Sealed in dry,Room Temperature
???
???? ???
??? ??
powder to crystal
?? ?? (pKa)
-0.08±0.10(Predicted)
??
???? ?? ??
BRN
120542
CAS ??????
33216-52-3(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 20/21/22-36/37/38
????? 26-36/37/39-36
WGK ?? 3
?? ?? IRRITANT
HS ?? 29333990
????(GHS): Exclamation Mark (GHS07)
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
0 0

3,4,5-???????? C??? ??, ??, ??

??? ??

White powder

??

3,4,5-Trichloropyridine may be employed as a secondary standard in quantitative NMR (qNMR) studies.

?? ??

3,4,5-Trichloropyridine is a pyridine derivative. It undergoes oxidation with trifluoroacetic anhydride (TFAA) in the presence of hydrogen peroxide urea complex.

3,4,5-???????? ?? ?? ? ???

???

?? ??


3,4,5-???????? ?? ??

???( 235)?? ??
??? ?? ??? ?? ?? ? ??
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