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2-???3,5-??????

2-???3,5-??????
2-???3,5-?????? ??? ???
?? ??:
38557-72-1
???:
2-???3,5-??????
???(??):
2-???3,5-??????
???:
2-chloro 3,5-dimethyl pyarazine
???(??):
2-Chloro-3,5-dimethylpyrazine;2-chloro 3,5-dimethyl pyarazine;Pyrazine, 2-chloro-3,5-dimethyl-;2-Chloro-3,5-dimethyl-1,4-diazine;2-Chloro-3,5-dimethylpyrazine 97%
CBNumber:
CB0853583
???:
C6H7ClN2
??? ??:
142.59
MOL ??:
38557-72-1.mol

2-???3,5-?????? ??

?? ?
186.6±35.0℃ (760 Torr)
??
1.184±0.06 g/cm3 (20 ºC 760 Torr)
???
1.5230 to 1.5270
???
83.1±11.5℃
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
???
? ????????, ??? (?? ???)
?? ?? (pKa)
0.47±0.10(Predicted)
??? ??
??
??
??
CAS ??????
38557-72-1
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
?? ???? ?? 36/38
????? 23-26-36/37/39
????(UN No.) 1993
?? ?? ?? Harmful
?? ?? 3
????
HS ?? 2933998090
????(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 ??·?·??·???·??·...·????? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
NFPA 704
1
2 0

2-???3,5-?????? C??? ??, ??, ??

??

2-Chloro-3,5-dimethylpyrazine, is a halogenated pyrazine, that can be used as an intermediates in chemical synthesis.

2-???3,5-?????? ?? ?? ? ???

???

?? ??


2-???3,5-?????? ?? ??

???( 104)?? ??
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