19225-63-9

• 常用中文名：3,3,6,6,9-pentamethyl-4,5,7,9-tetrahydro-2H-xanthene-1,8-dione
• 常用英文名：3,3,6,6,9-pentamethyl-4,5,7,9-tetrahydro-2H-xanthene-1,8-dione
• CAS号：19225-63-9
• 分子式：C₁₈H₂₄O₃
• 分子量：288.38100
• 发布时间：2017-05-07 15:21:25
• 更新时间：2024-04-02 19:16:14

名称

• 英文名: 3,3,6,6,9-pentamethyl-4,5,7,9-tetrahydro-2H-xanthene-1,8-dione
• 英文别名: Acetaldehyd-bismethon-anhydrid; 3,3,6,6,9-pentamethyl-2,3,4,5,6,7,8,9-octahydro-1H-xanthene-1,8-dione; 3,3,6,6,9-Pentamethyl-3,4,5,6,7,9-hexahydro-2H-xanthene-1,8-dione; 3,3,6,6,9-Pentamethyl-3,4,5,6,7,9-hexahydro-2H-xanthen-1,8-dion; 1,8-dioxo-3,3,6,6,9-pentamethyl-1,2,3,4,5,6,7,8-octahydroxanthene

物化性质

• 密度: 1.12g/cm3
• 沸点: 417.5ºC at 760 mmHg
• 分子式: C₁₈H₂₄O₃
• 分子量: 288.38100
• 闪点: 183ºC
• 精确质量: 288.17300
• PSA: 43.37000
• LogP: 3.93910
• 蒸汽压: 3.51E-07mmHg at 25°C
• 折射率: 1.537

合成路线

126-81-8 75-07-0 ~86% 19225-63-9

文献：Khalafi-Nezhad, Ali; Panahi, Farhad; Mohammadi, Somayeh; Foroughi, Habib Ollah Journal of the Iranian Chemical Society, 2013 , vol. 10, # 2 p. 189 - 200

74955-84-3 3471-13-4 ~92% 19225-63-9

文献：Singh, Kamaljit; Singh, Jasbir; Singh, Harjit Tetrahedron, 1996 , vol. 52, # 45 p. 14273 - 14280

3316-11-8 ~% 19225-63-9

文献：Horning; Horning Journal of Organic Chemistry, 1946 , vol. 11, p. 95,97, 98

138421-72-4 ~% 19225-63-9 126-81-8 6504-96-7

文献：Prager, Rolf H.; Were, Stephen T. Australian Journal of Chemistry, 1991 , vol. 44, # 11 p. 1635 - 1641

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