蒸汽密度
7.14 (vs air)
质量水平
蒸汽压
175 mmHg ( 20 °C)
671 mmHg ( 55 °C)
方案
≥99.5% (by Na2S2O3, titration)
≥99.99% trace metals basis
电阻率
7.8E18 μΩ-cm, 20°C
杂质
≤0.001% I2
≤0.001% S compounds
<100 ppm total metallic impurities
蒸发残留物
≤0.005%
沸点
58.8 °C (lit.)
mp
−7.2 °C (lit.)
密度
3.119 g/mL at 25 °C (lit.)
痕量阴离子
chloride (Cl-): ≤0.05%
痕量阳离子
Ni: ≤5 ppm
heavy metals: ≤2 ppm
SMILES字符串
BrBr
InChI
1S/Br2/c1-2
InChI key
GDTBXPJZTBHREO-UHFFFAOYSA-N
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应用
溴可用作化学合成中的溴化和氧化试剂。
用于:
用于:
- 在光催化条件下,在苄位溴化烷基苯。
- 在路易斯酸催化剂存在下,通过亲电芳香取代反应制备芳香族化合物。
- 在三卤化磷存在下,通过Hell-Volhard-Zelinski反应在羰基位溴化羰基化合物。
- 在碱存在下,与一级酰胺通过霍夫曼重排反应制备异氰酸酯、甲酸酯或胺类物质。
其他说明
含有机溴化合物
警示用语:
Danger
危险声明
危险分类
Acute Tox. 1 Inhalation - Aquatic Acute 1 - Eye Dam. 1 - Skin Corr. 1A
储存分类代码
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK
WGK 2
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Faceshields, Gloves, Goggles
法规信息
新产品
Use of bromine and bromo-organic compounds in organic synthesis
Saikia I, et al.
Chemical Reviews, 116, 6837-7042 (2016)
Bromine
Goehring RR
Encyclopedia of Reagents for Organic Synthesis, Second Edition (2001)
John D Sivey et al.
Environmental science & technology, 47(3), 1330-1338 (2013-01-18)
HOBr, formed via oxidation of bromide by free available chlorine (FAC), is frequently assumed to be the sole species responsible for generating brominated disinfection byproducts (DBPs). Our studies reveal that BrCl, Br(2), BrOCl, and Br(2)O can also serve as brominating
Vitalij V Levin et al.
Organic letters, 15(4), 917-919 (2013-02-02)
Reactions of difluorocarbene with benzyl and alkylzinc halides leading to fluorinated organozinc species have been described. The generated α-difluorinated organozinc reagents are reasonably stable in solution and can be quenched with external electrophiles (iodine, bromine, proton), affording compounds containing the
Kimberly T Barrett et al.
Journal of the American Chemical Society, 135(8), 2963-2966 (2013-02-16)
We report the enantioselective synthesis of atropisomeric benzamides employing catalytic electrophilic aromatic substitution reactions involving bromination. The catalyst is a simple tetrapeptide bearing a tertiary amine that may function as a Brønsted base. A series of tri- and dibrominations were
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