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2-Bromo-4-butanolide

2-Bromo-4-butanolide ??? ???
?? ??:
5061-21-2
???:
2-Bromo-4-butanolide
???(??):
3-Bromodihydrofuran-2(3H)-one;α-Bromo-γ-butyrolactone;3-Bromotetrahydrofuran-2-one;α-Bromo-γ-butyrolactone;3-Bromdihydrofuran-2(3H)-on;ALPHA-BROMO-GAMMA-BUTYROLACTONE;AKOS 23;à-bromo-;NSC 11726;NSC 56959
CBNumber:
CB0139728
???:
C4H5BrO2
??? ??:
164.99
MOL ??:
5061-21-2.mol
MSDS ??:
SDS

2-Bromo-4-butanolide ??

?? ?
138 °C/6 mmHg (lit.)
??
1.786 g/mL at 25 °C (lit.)
???
n20/D 1.508(lit.)
???
>230 °F
?? ??
Inert atmosphere,2-8°C
???
???, ?????, ???????, ???? ???
??? ??
??? ?? ?? ??? ??
Specific Gravity
1.778 (20/4℃)
??
Colorless to light yellow Liquid
??
Moisture Sensitive/Lachrymatory
BRN
107800
InChI
InChI=1S/C4H5BrO2/c5-3-1-2-7-4(3)6/h3H,1-2H2
InChIKey
LFJJGHGXHXXDFT-UHFFFAOYSA-N
SMILES
O1CCC(Br)C1=O
CAS ??????
5061-21-2(CAS DataBase Reference)
NIST
2(3H)-Furanone, 3-bromodihydro-(5061-21-2)
EPA
2(3H)-Furanone, 3-bromodihydro- (5061-21-2)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-36
????(UN No.) UN 2810
WGK ?? 3
F ?????? 21
?? ?? ?? Irritant/Keep Cold/Lachrymatory/Moisture Sensitive
TSCA TSCA listed
HS ?? 29322980
???? ??? 10 - Combustible liquids
???? ?? 2009-3-4191
????(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 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P280 ????/???/???/?????? ?????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.
NFPA 704
1
1 0

2-Bromo-4-butanolide MSDS


2-Bromo-4-hydroxybutyric acid gamma-lactone

2-Bromo-4-butanolide C??? ??, ??, ??

??? ??

Pale Yellow Liquid

??

Lactams inhibit type Q arylesterase activity of human serum paraoxonase PON1.

2-Bromo-4-butanolide ?? ?? ? ???

???

?? ??


2-Bromo-4-butanolide ?? ??

???( 406)?? ??
??? ?? ??? ?? ?? ? ??
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2-Bromo-4-butanolide ?? ??:

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