1,4-二溴-2-丁烯 (CAS No.30794-77-5)
- 中文别名
- 1,4-二溴丁-2-烯；反式-1,4-二溴-2-丁烯；1,4-二溴-2-丁基烯
- 英文名称
- 1,4-Dibromo-2-butene
- 分子式
- C4H6Br2
- 所属类别
- 有机无机原料
- 物化性质
- 无色至淡黄色透明液体，具有刺激性气味。分子量213.90，相对密度约1.87，沸点约215°C(常压)，闪点>110°C。微溶于水，可溶于乙醇、乙醚、氯仿等有机溶剂。遇光、热易变色，应密封避光保存。
- 纯度
- ≥98.0% (GC)
- 外观
- 无色至淡黄色透明液体
- 沸点
- 215°C (常压)
- 闪点
- >110°C (闭杯)
English description（英文原文，共 1188 字符）
Product Name:1,4-Dibromo-2-butene
English Name:1,4-Dibromo-2-butene
CAS No.:30794-77-5
Aliases:1,4-Dibromobut-2-ene, trans-1,4-Dibromo-2-butene, 1,4-Dibromo-2-butylene
Molecular Formula:C4H6Br2
Physical Properties:Colorless to light yellow transparent liquid with a pungent odor. Molecular weight 213.90, relative density approximately 1.87, boiling point approximately 215°C (at atmospheric pressure), flash point >110°C. Slightly soluble in water; soluble in ethanol, diethyl ether, chloroform and other organic solvents. Discolors upon exposure to light and heat; should be stored sealed and protected from light.
Uses:Primarily used as an organic synthesis intermediate for the preparation of butene diol, butadiene derivatives and functional compounds containing butenyl groups. Also widely applied in the synthesis of pharmaceuticals, pesticides, fragrances and fine chemicals. Additionally serves as a crosslinking agent and modifier for polymer materials.
Technical Specifications:
Purity: ≥98.0% (GC)
Appearance: Colorless to light yellow transparent liquid
Boiling point: 215°C (at atmospheric pressure)
Relative density: 1.87 (20°C)
Flash point: >110°C (closed cup)
English Name:1,4-Dibromo-2-butene
CAS No.:30794-77-5
Aliases:1,4-Dibromobut-2-ene, trans-1,4-Dibromo-2-butene, 1,4-Dibromo-2-butylene
Molecular Formula:C4H6Br2
Physical Properties:Colorless to light yellow transparent liquid with a pungent odor. Molecular weight 213.90, relative density approximately 1.87, boiling point approximately 215°C (at atmospheric pressure), flash point >110°C. Slightly soluble in water; soluble in ethanol, diethyl ether, chloroform and other organic solvents. Discolors upon exposure to light and heat; should be stored sealed and protected from light.
Uses:Primarily used as an organic synthesis intermediate for the preparation of butene diol, butadiene derivatives and functional compounds containing butenyl groups. Also widely applied in the synthesis of pharmaceuticals, pesticides, fragrances and fine chemicals. Additionally serves as a crosslinking agent and modifier for polymer materials.
Technical Specifications:
Purity: ≥98.0% (GC)
Appearance: Colorless to light yellow transparent liquid
Boiling point: 215°C (at atmospheric pressure)
Relative density: 1.87 (20°C)
Flash point: >110°C (closed cup)
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常见问题
- 1,4-二溴-2-丁烯的 CAS 号是多少？
- 1,4-二溴-2-丁烯的 CAS 号是 30794-77-5。
- 1,4-二溴-2-丁烯的分子式和分子量是什么？
- 1,4-二溴-2-丁烯的分子式为 C4H6Br2。
- 1,4-二溴-2-丁烯的英文名称是什么？
- 1,4-二溴-2-丁烯的英文名称为 1,4-Dibromo-2-butene。
- 1,4-二溴-2-丁烯还有哪些别名？
- 1,4-二溴-2-丁烯又称 1,4-二溴丁-2-烯、反式-1,4-二溴-2-丁烯、1,4-二溴-2-丁基烯。
- 1,4-二溴-2-丁烯有哪些供应商和生产厂家？
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