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1,2-Dibromocyclopentene

1,2-Dibromocyclopentene ??? ???
?? ??:
75415-78-0
???:
1,2-Dibromocyclopentene
???(??):
1,2-DIBROMOCYCLOPENTENE;1,2-Dibromo-1-cyclopentene;1,2-Dibromocyclopent-1-ene;1,2-Dibromocyclopentene,97%;1,2-Dibromocyclopent-1-ene 98+%;1,2-Dibromocyclopent-1-ene, tech;1,2-Dibromocyclopentene ISO 9001:2015 REACH
CBNumber:
CB7379277
???:
C5H6Br2
??? ??:
225.91
MOL ??:
75415-78-0.mol

1,2-Dibromocyclopentene ??

?? ?
78 °C/5 mmHg (lit.)
??
1.895 g/mL at 25 °C (lit.)
???
n20/D 1.5558(lit.)
???
>230 °F
?? ??
2-8°C
??? ??
??
??
???, ???
InChI
InChI=1S/C5H6Br2/c6-4-2-1-3-5(4)7/h1-3H2
InChIKey
PNWFXPGGROADNS-UHFFFAOYSA-N
SMILES
C1(Br)CCCC=1Br
CAS ??????
75415-78-0(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
WGK ?? 3
HS ?? 29035980
???? ??? 10 - Combustible liquids
????(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 ??
??????:
P280 ????/???/???/?????? ?????.

1,2-Dibromocyclopentene C??? ??, ??, ??

??? ??

Clear pale yellow liquid

??

1,2-Dibromocyclopentene has been used in the synthesis of cyclopentene analogs.

?? ??

1,2-Dibromocyclopentene undergoes single Br/Mg exchange reaction with iPrMgCl LiCl to yield the corresponding β-bromocyclopentenylmagnesium reagent.

1,2-Dibromocyclopentene ?? ?? ? ???

???

?? ??


1,2-Dibromocyclopentene ?? ??

???( 121)?? ??
??? ?? ??? ?? ?? ? ??
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1,2-Dibromocyclopentene ?? ??:

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