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2,3,4-????????

2,3,4-????????
2,3,4-???????? ??? ???
?? ??:
634-67-3
???:
2,3,4-????????
???(??):
2,3,4-????????;2,3,4-?????????
???:
2,3,4-TRICHLOROANILINE
???(??):
NSC 89297;Trichloroaniline;TIMTEC-BB SBB003586;Tivozanib Impurity 4;LABOTEST-BB LT00436973;2,3,4-TRICHLOROANALINE;Aniline, 2,3,4-trichloro-;2,3,4-Trichloroaniline >2,3,4-Trichlorobenzenamine;(2,3,4-trichlorophenyl)amine
CBNumber:
CB4245098
???:
C6H4Cl3N
??? ??:
196.46
MOL ??:
634-67-3.mol

2,3,4-???????? ??

???
65-67 °C(lit.)
?? ?
292 °C774 mm Hg(lit.)
??
1.6807 (rough estimate)
???
1.6300 (estimate)
?? ??
Keep in dark place,Inert atmosphere,Room temperature
???
?????(?? ???), ???(?? ???)
??? ??
powder to crystal
?? ?? (pKa)
0.96±0.10(Predicted)
??
???? ?? ??
CAS ??????
634-67-3(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? T,N
?? ???? ?? 23/24/25-33-50/53
????? 28-36/37-45-60-61
????(UN No.) UN 2811 6.1/PG 2
WGK ?? 3
HS ?? 2921.42.3600
????(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H301 ??? ??? ?? ?? ?? - ?? ?? 3 ?? GHS hazard pictograms P264, P270, P301+P310, P321, P330,P405, P501
H311 ??? ???? ??? ?? ?? ?? - ?? ?? 3 ?? GHS hazard pictograms P280, P302+P352, P312, P322, P361,P363, P405, P501
H331 ???? ??? ?? ?? ?? ?? ?? 3 ?? GHS hazard pictograms P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
H373 ??? ?? ?? ???? ??(??, ??? ?? ??? ?? ??? ??)? ??? ??? ? ?? ?? ???? ?? - ?? ?? ?? 2 ?? P260, P314, P501
H410 ??? ??? ?? ????? ?? ??? ?? ????? ?? - ?? ?? 1 ?? GHS hazard pictograms P273, P391, P501
??????:
P260 ??·?·??·???·??·...·????? ???? ???.
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P270 ? ??? ??? ??? ???, ???? ???? ???.
P271 ?? ?? ??? ? ?? ???? ?????.
P273 ???? ???? ???.
P280 ????/???/???/?????? ?????.
P301+P310 ???? ?? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P311 ????(??)? ??? ????.
P312 ???? ??? ????(??)? ??? ????.
P314 ???? ??? ???? ??·??? ????.
P321 (…) ??? ???.
P322 ?? ??(??? … ??)
P330 ?? ?????.
P361 ?? ??? ??? ?? ?? ?
P363 ?? ??? ??? ??? ?????.
P391 ???? ????.
P403+P233 ??? ??? ? ?? ?? ??? ???? ?????.
P405 ???? ?????.
P501 ...? ??? / ??? ?? ???.
NFPA 704
0
2 0

2,3,4-???????? C??? ??, ??, ??

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2,3,4-Trichloroaniline is used as a reagent in the synthesis of SYP-10913 and SYP-11277, compounds that exhibit potent acaricidal activity. It also used as a reagent in the synthesis of dioxin-like monofluorinated polychlorinated biphenyls (PCBs) for the use as internal standards in PCB analysis.

Purification Methods

Crystallise the aniline from ligroin. The acetanilide has m 120-122o (from EtOH or *C6H6). [Beilstein 12 H 626.]

2,3,4-???????? ?? ?? ? ???

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6-AMino-2,3-?????? 2-???-4,5-?????? 2,4,5-????????

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2,5-???????

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