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2,4,5,6-TETRACHLOROPYRIMIDINE

2,4,5,6-TETRACHLOROPYRIMIDINE ??? ???
?? ??:
14121-36-9
???:
2,4,5,6-TETRACHLOROPYRIMIDINE
???(??):
Pyridine, 2,3,4,6-tetrachloro-;N-[2-[formyl(methyl)amino]ethyl]-N-methylformamide
CBNumber:
CB3207558
???:
C5HCl4N
??? ??:
216.88
MOL ??:
14121-36-9.mol

2,4,5,6-TETRACHLOROPYRIMIDINE ??

???
68-70 °C(lit.)
?? ?
108-112 °C (12 mmHg)
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
CAS ??????
14121-36-9(CAS DataBase Reference)
EPA
2,3,4,6-Tetrachloropyridine (14121-36-9)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-27-37/39
????(UN No.) UN 2811 6.1/PG 3
WGK ?? 3
RTECS ?? UV9745000
HS ?? 2933399990
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H320 ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2B ?? P264, P305+P351+P338,P337+P313
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P280 ????/???/???/?????? ?????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
2 0

2,4,5,6-TETRACHLOROPYRIMIDINE C??? ??, ??, ??

Purification Methods

Crystallise it from 50% EtOH and/or distil it. The N-oxide has m 210o (from EtOH/CHCl3). [Chivers & Suschitzky J Chem Soc 2870 1971, Beilstein 20 III/IV 6488, 20/5 V 421.]

2,4,5,6-TETRACHLOROPYRIMIDINE ?? ?? ? ???

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2,4,5,6-TETRACHLOROPYRIMIDINE ?? ??

???( 75)?? ??
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2,4,5,6-TETRACHLOROPYRIMIDINE ?? ??:

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