29549-78-8

• 常用中文名：5-acetyl-2-hydroxy-2,5-dimethyloxolan-3-one
• 常用英文名：5-acetyl-2-hydroxy-2,5-dimethyloxolan-3-one
• CAS号：29549-78-8
• 分子式：C₈H₁₂O₄
• 分子量：172.17800
• 发布时间：2017-06-13 00:03:20
• 更新时间：2025-08-25 16:57:39

名称

• 英文名: 5-acetyl-2-hydroxy-2,5-dimethyloxolan-3-one
• 英文别名: EINECS 249-691-2; dimeric biacetyl; 5-acetyl-tetrahydro-2-hydroxy-2,5-dimethyl-3-oxofurane; 5-Acetyl-2-hydroxy-2,5-dimethyl-dihydro-furan-3-on; 5-Hydroxy-4-oxo-2.5.-dimethyl-2-acetyl-tetrahydrofuran; 5-acetyl-2-hydroxy-2,5-dimethyl-dihydro-furan-3-one; 5-hydroxy-5-methyl-heptane-2,3,6-trione 2->5-cyclohemiacetal

物化性质

• 密度: 1.218g/cm3
• 沸点: 298.6ºC at 760 mmHg
• 分子式: C₈H₁₂O₄
• 分子量: 172.17800
• 闪点: 120.6ºC
• 精确质量: 172.07400
• PSA: 63.60000
• LogP: 0.03200
• 蒸汽压: 0.000126mmHg at 25°C
• 折射率: 1.48

安全

• 海关编码: 2932190090

合成路线

431-03-8 ~% 29549-78-8

文献：Birch; Moye Journal of the Chemical Society, 1957 , p. 412

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海关

海关编码	2932190090
中文概述	2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:20.0%
申报要素	品名, 成分含量, 用途
Summary	2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%