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Dear Customer:

The current international situation is complex and volatile, and uncertain tariff policies may potentially impact our product prices. Given these uncertainties, we value your understanding regarding order-related matters.

If you decide to place an order during this period, we reserve the right to adjust the price based on the evolving situation. We understand that market changes may cause inconvenience. We will negotiate with you if there’s a significant price fluctuation due to tariff policy changes before the order’s actual delivery, and in such cases we may adjust or cancel the order as necessary.

For important updates on recent policy changes, please click here for more details.

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主要文件

安全信息

268003

Sigma-Aldrich

氢溴酸

reagent grade, 48%

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500 ML
CN¥709.74
1 L
CN¥719.75

CN¥709.74


国内现货,预计发货时间April 23, 2025详情


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500 ML
CN¥709.74
1 L
CN¥719.75

About This Item

经验公式(希尔记法):
HBr
CAS号:
分子量:
80.91
Beilstein:
3587158
MDL编号:
UNSPSC代码:
12352106
PubChem化学物质编号:
NACRES:
NA.21

CN¥709.74


国内现货,预计发货时间April 23, 2025详情


获取大包装报价

等级

reagent grade

质量水平

蒸汽密度

2.8 (vs air)

蒸汽压

320 psi ( 21.1 °C)
8 mmHg ( 25 °C)

描述

48% aqueous HBr

方案

48%

表单

liquid

密度

1.49 g/mL at 25 °C (lit.)

SMILES字符串

Br

InChI

1S/BrH/h1H

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24426030107158534
assay

48%

assay

47.0-49.0% (ACS specification), 48%

assay

≥48%

assay

98%

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

liquid

form

liquid

form

liquid

form

liquid

density

1.49 g/mL at 25 °C (lit.)

density

1.49 g/mL at 25 °C (lit.)

density

1.15 g/mL at 25 °C (lit.)

density

1.696 g/mL at 25 °C (lit.)

vapor pressure

320 psi ( 21.1 °C), 8 mmHg ( 25 °C)

vapor pressure

320 psi ( 21.1 °C), 8 mmHg ( 25 °C)

vapor pressure

25 mmHg ( 20 °C)

vapor pressure

8 mmHg ( 25 °C)

一般描述

氢溴酸是最强的无机酸,作为溴化剂用于制备有机溴化合物和无机溴化物。它也被用作各种有机反应的催化剂。

应用

氢溴酸可用作:      
  • 酯交换反应中的催化剂。      
  • 试剂,通过棉纤维酸水解合成纤维素纳米晶体(CNC)。     
  • 反应物,用于制备脱硝试剂。

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3

靶器官

Respiratory system

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

危险化学品
  • 技术规格说明书

  • 历史批次信息供参考:

    分析证书(COA)

    Lot/Batch Number

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    Production of cellulose nanocrystals using hydrobromic acid and click reactions on their surface.
    Sadeghifar H, et al.
    J. Mater. Sci., 46(22), 7344-7355 (2011)
    The oxidation of acetophenones to arylglyoxals with aqueous hydrobromic acid in dimethyl sulfoxide.
    Floyd MB, et al.
    The Journal of Organic Chemistry, 50(25), 5022-5027 (1985)
    Hydrobromic acid-catalyzed Friedel-Crafts type reactions of naphthols.
    Xu C, et al.
    Royal Society of Chemistry Advances, 4(4), 1559-1562 (2014)
    Efficient bromination of olefins, alkynes, and ketones with dimethyl sulfoxide and hydrobromic acid.
    Song S, et al.
    Green Chemistry, 17(6), 3285-3289 (2015)
    M Y Mirza
    Talanta, 27(2), 101-106 (1980-02-01)
    The extraction of Pd(II), Rh(III), Ir(III), Au(III) and Pt(IV) from hydrochloric and hydrobromic acid with 5% tri-iso-octylamine solution in carbon tetrachloride has been studied. The gold extract from hydrochloric acid is yellow and absorbs at 325 nm, the palladium compound

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