556-69-4

• 常用中文名：十八甲基八硅
• 常用英文名：octadecamethyloctasiloxane
• CAS号：556-69-4
• 分子式：C₁₈H₅₄O₇Si₈
• 分子量：607.30100
• 发布时间：2017-09-17 14:23:42
• 更新时间：2025-08-27 12:25:41

名称

• 中文名: 十八甲基八硅
• 英文名: [dimethyl(trimethylsilyloxy)silyl]oxy-[[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy-dimethylsilane
• 英文别名: octadecamethyl-octasiloxane; Octadecamethyloctasiloxan; Hexameres Dimethylsiloxan; Octasiloxane,octadecamethyl; Octasiloxane,1,1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15,15-octadecamethyl; Oktadekamethyloktasiloxan; EINECS 209-138-8

物化性质

• 密度: 0.925g/cm3
• 沸点: 409.1ºC at 760mmHg
• 分子式: C₁₈H₅₄O₇Si₈
• 分子量: 607.30100
• 闪点: 192.1ºC
• 精确质量: 606.20200
• PSA: 64.61000
• LogP: 6.98320
• 折射率: 1.423
• 储存条件: 室温， 密封， 干燥

合成路线

107-46-0 556-67-2 ~% 556-69-4 107-51-7 详细

文献：Scott, D. W. Journal of the American Chemical Society, 1946 , vol. 68, p. 2294 - 2298

1825-62-3 78-62-6 ~% 556-69-4

文献：Corning Glass Works Patent: US2441098 , 1946 ; Full Text Show Details Corning Glass Works Patent: US2457677 , 1943 ; Full Text Show Details Hunter et al. Journal of the American Chemical Society, 1946 , vol. 68, p. 2289

1825-62-3 78-62-6 ~% 556-69-4 107-46-0 详细

文献：Hunter, M. J.; Warrick, E. L.; Hyde, J. F.; Currie, C. C. Journal of the American Chemical Society, 1946 , vol. 68, p. 2284 - 2290 Full Text View citing articles Show Details Gmelin Handbook: Si: MVol.C, 103, page 282 - 285

107-46-0 556-67-2 ~% 556-69-4

文献：Patnode; Wilcock Journal of the American Chemical Society, 1946 , vol. 68, p. 360,363 Full Text Show Details Scott Journal of the American Chemical Society, 1946 , vol. 68, p. 2295

107-46-0 ~% 556-69-4

文献：Wilcock Journal of the American Chemical Society, 1946 , vol. 68, p. 692

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