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

2,4-?????????????
2,4-????????????? ??? ???
?? ??:
19654-32-1
???:
2,4-?????????????
???(??):
2,4-?????????????
???:
2,4-DICHLOROBENZYL ISOCYANATE
???(??):
2,4-DICHLOROBENZYL ISOCYANATE;2,4-Dichlorobenzyl isocyanate 98%;2,4-dichloro-1-(isocyanatomethyl)benzene;Benzene, 2,4-dichloro-1-(isocyanatomethyl)-
CBNumber:
CB0114545
???:
C8H5Cl2NO
??? ??:
202.04
MOL ??:
19654-32-1.mol

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

?? ?
273 °C (lit.)
??
1.388 g/mL at 25 °C (lit.)
???
n20/D 1.565(lit.)
???
>230 °F
?? ??
2-8°C
??? ??
??? ??
??
???? ???, ?? ????
CAS ??????
19654-32-1
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn
?? ???? ?? 20/21/22-36/37/38
????? 26-36
????(UN No.) UN 2206 6.1/PG 3
WGK ?? 3
????(GHS): GHS hazard pictogramsGHS hazard pictograms
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H317 ????? ?? ??? ??? ? ?? ?? ??? ?? ?? 1 ?? GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H334 ?? ? ????? ??, ?? ?? ?? ?? ?? ??? ? ?? ??? ??? ?? ?? 1 ?? GHS hazard pictograms P261, P285, P304+P341, P342+P311,P501
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P280 ????/???/???/?????? ?????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

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

??

2,4-Dichlorobenzyl isocyanate may be used in the preparation of N-(2,5-dichlorobenzyl)-1-(4-methoxybenzyl)-4,5-dihydro-1H-imidazol-2-amine.

?? ??

2,4-Dichlorobenzyl isocyanate, also known as 2,4-dichloro-1-(isocyanatomethyl)benzene, is an organic building block containing an isocyanate group.

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

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

???( 31)?? ??
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