丁炔二酸二甲酯 (CAS No.762-42-5)
- 物化性质
- 无色至浅黄色液体，具有刺激性气味。相对密度约1.156 g/mL（25°C），沸点195-197°C，闪点约85°C，折射率约1.443。微溶于水，可溶于乙醇、乙醚、丙酮等常见有机溶剂。
- 外观
- 无色至浅黄色液体
- 纯度
- ≥98%
- 沸点
- 195-197°C
- 闪点
- 约85°C
English description（英文原文，共 1064 字符）
Product Name:Dimethyl acetylenedicarboxylate
English Name:Dimethyl acetylenedicarboxylate
CAS No.:762-42-5
Aliases:Dimethyl but-2-ynedioate, Dimethyl 2-butynedioate, Acetylenedicarboxylic acid dimethyl ester, DMAD
Molecular Formula:C6H6O4
Physical Properties:Colorless to pale yellow liquid with a pungent odor. Relative density is approximately 1.156 g/mL at 25°C, boiling point 195-197°C, flash point approximately 85°C, refractive index approximately 1.443. Slightly soluble in water, soluble in common organic solvents such as ethanol, ethyl ether, and acetone.
Uses:It is an important intermediate in organic synthesis, commonly used as a dienophile in Diels-Alder reactions and widely employed in the construction of heterocyclic compounds, pharmaceutical molecules, and natural products. It also serves as a Michael acceptor and an alkyne component in click chemistry.
Technical Specifications:
Appearance: colorless to pale yellow liquid
Purity: ≥98%
Relative density: 1.156 g/mL at 25°C
Boiling point: 195-197°C
Flash point: approximately 85°C
English Name:Dimethyl acetylenedicarboxylate
CAS No.:762-42-5
Aliases:Dimethyl but-2-ynedioate, Dimethyl 2-butynedioate, Acetylenedicarboxylic acid dimethyl ester, DMAD
Molecular Formula:C6H6O4
Physical Properties:Colorless to pale yellow liquid with a pungent odor. Relative density is approximately 1.156 g/mL at 25°C, boiling point 195-197°C, flash point approximately 85°C, refractive index approximately 1.443. Slightly soluble in water, soluble in common organic solvents such as ethanol, ethyl ether, and acetone.
Uses:It is an important intermediate in organic synthesis, commonly used as a dienophile in Diels-Alder reactions and widely employed in the construction of heterocyclic compounds, pharmaceutical molecules, and natural products. It also serves as a Michael acceptor and an alkyne component in click chemistry.
Technical Specifications:
Appearance: colorless to pale yellow liquid
Purity: ≥98%
Relative density: 1.156 g/mL at 25°C
Boiling point: 195-197°C
Flash point: approximately 85°C
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常见问题
- 丁炔二酸二甲酯的 CAS 号是多少？
- 丁炔二酸二甲酯的 CAS 号是 762-42-5。
- 丁炔二酸二甲酯的分子式和分子量是什么？
- 丁炔二酸二甲酯的分子式为 C6H6O4。
- 丁炔二酸二甲酯的英文名称是什么？
- 丁炔二酸二甲酯的英文名称为 Dimethyl acetylenedicarboxylate。
- 丁炔二酸二甲酯还有哪些别名？
- 丁炔二酸二甲酯又称 乙炔二甲酸二甲酯、2-丁炔二酸二甲酯、乙炔二羧酸二甲酯。
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