2039-90-9

• 常用中文名：2-乙烯基-1,3-二甲基苯
• 常用英文名：2-ethenyl-1,3-dimethylbenzene
• CAS号：2039-90-9
• 分子式：C₁₀H₁₂
• 分子量：132.20200
• 发布时间：2018-05-16 08:00:00
• 更新时间：2025-08-25 13:05:00

名称

• 中文名: 2,6-二甲基苯乙烯
• 英文名: 2-ethenyl-1,3-dimethylbenzene
• 中文别名: 2-乙烯基-1,3-二甲基苯
• 英文别名: Benzene,2-ethenyl-1,3-dimethyl; 2-ethenyl-1,3-dimethyl-benzene; 1,3-Dimethyl-2-vinylbenzene; 2,6-DIMETHYLSTYRENE; 2,6-Dimethyl-styrol; 2,6-dimethylvinylbenzene; Styrene,2,6-dimethyl; 2,6-dimethyl-1-vinylbenzene; Benzene,2-ethenyl-1,3-dimethyl-

物化性质

• 密度: 0.893g/cm3
• 沸点: 184.3ºC at 760mmHg
• 分子式: C₁₀H₁₂
• 分子量: 132.20200
• 闪点: 56.8ºC
• 精确质量: 132.09400
• LogP: 2.94640
• 蒸汽压: 1.01mmHg at 25°C
• 折射率: 1.545
• 储存条件: 2-8°C，干燥，密封

安全

• 危害码 (欧洲): F+
• 海关编码: 2902909090

合成路线

19447-06-4 ~83% 2039-90-9

文献：Knorr, Rudolf; Behringer, Claudia; Noeth, Heinrich; Schmidt, Martin; Lattke, Ernst; Raepple, Edith Chemische Berichte, 1997 , vol. 130, # 5 p. 585 - 592

63918-53-6 100379-00-8 ~99% 2039-90-9

文献：Pschierer, Jan; Peschek, Natalie; Plenio, Herbert Green Chemistry, 2010 , vol. 12, # 4 p. 636 - 642

83813-73-4 100379-00-8 ~93% 2039-90-9

文献：Pschierer, Jan; Peschek, Natalie; Plenio, Herbert Green Chemistry, 2010 , vol. 12, # 4 p. 636 - 642

6781-98-2 7486-35-3 ~78% 2039-90-9

文献：Lee, Dong-Hwan; Qian, Yingjie; Park, Ji-Hoon; Lee, Jong-Suk; Shim, Sang-Eun; Jin, Myung-Jong Advanced Synthesis and Catalysis, 2013 , vol. 355, # 9 p. 1729 - 1735

608-28-6 ~% 2039-90-9

文献：Schwartzman; Corson Journal of the American Chemical Society, 1954 , vol. 76, p. 781,783

1779-49-3 1123-56-4 ~38% 2039-90-9

文献：Wright, Joseph A.; Gaunt, Matthew J.; Spencer, Jonathan B. Chemistry - A European Journal, 2006 , vol. 12, # 3 p. 949 - 955

10224-95-0 ~% 2234-20-0 2039-90-9 108-38-3

文献：Dominion Tar and Chem. Co. Patent: US2420688 , 1944 ; Full Text Show Details Dominion Tar and Chem. Co. Patent: US2420689 , 1944 ;

上下游产品

上游产品  10
19447-06-4 63918-53-6 100379-00-8 83813-73-4
6781-98-2 7486-35-3 608-28-6 1779-49-3
1123-56-4 10224-95-0
下游产品  8
78924-72-8 27843-11-4 2142-76-9 698392-47-1
1123-56-4 36825-29-3 2870-04-4 74331-74-1

海关

海关编码	2902909090
中文概述	2902909090. 其他芳香烃. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:2.0%. 普通关税:30.0%
申报要素	品名, 成分含量
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%