grade
ACS reagent
Quality Level
vapor density
7.14 (vs air)
vapor pressure
175 mmHg ( 20 °C), 671 mmHg ( 55 °C)
assay
≥99.5%
form
liquid
resistivity
7.8E18 μΩ-cm, 20°C
impurities
organic bromine compounds, passes test, ≤0.001% I2, ≤0.001% S compounds
evapn. residue
≤0.005%
bp
58.8 °C (lit.)
mp
−7.2 °C (lit.)
density
3.119 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤0.05%
cation traces
Ni: ≤5 ppm, heavy metals: ≤2 ppm
SMILES string
BrBr
InChI
1S/Br2/c1-2
InChI key
GDTBXPJZTBHREO-UHFFFAOYSA-N
General description
溴是一种挥发性强、反应性强的卤素,在化学合成中可用作强溴化剂和氧化剂。
Application
溴可作为溴化剂,用于以下物质的溴化:
它也可作为氧化剂用于氧化:
它还可以作为路易斯酸催化剂:
- 芳香化合物和杂环化合物。
- 羰基化合物在羰基上的 α位置。
- 芳香族羧酸在三卤化磷环境下的 Hell-Volhard-Zelinski 反应。
- 苯基位置的烷基苯,使用光催化条件。
它也可作为氧化剂用于氧化:
- 伯醇变成醛或酯。
- 仲醇到酮。
它还可以作为路易斯酸催化剂:
- 在连续流动系统中将环氧化物和 CO2 转化为循环碳酸盐。
- 通过吲哚与羰基化合物反应合成双吲哚基甲烷。
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 1 Inhalation - Aquatic Acute 1 - Eye Dam. 1 - Skin Corr. 1A
存储类别
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
The chemistry of atmospheric bromine.
Wofsy SC, et al.
Geophysical Research Letters, 2(6), 215-218 (1975)
Bromine-catalyzed aziridination of olefins. A rare example of atom-transfer redox catalysis by a main group element.
Jeong JUK, et al.
Journal of the American Chemical Society, 120(27), 6844-6845 (1998)
Jennifer A Kozak et al.
Journal of the American Chemical Society, 135(49), 18497-18501 (2013-11-22)
A continuous method for the formation of cyclic carbonates from epoxides and carbon dioxide (CO2) is described. The catalysts used are inexpensive and effective in converting the reagents to the products in a residence time (t(R)) of 30 min. The
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 277576-100G | 04061826196571 |
| 277576-450G | 04061837769061 |
| 277576-4X100G | 04061837769078 |
| 277576-2KG | 04061837769054 |


