92557-39-6

• 常用中文名：ETHYL LEVULINATE DIETHYL ACETAL
• 常用英文名：ETHYL LEVULINATE DIETHYL ACETAL
• CAS号：92557-39-6
• 分子式：C₁₁H₂₂O₄
• 分子量：218.29000
• 发布时间：2017-07-30 15:08:48
• 更新时间：2024-01-10 15:30:08

名称

• 英文名: ethyl 4,4-diethoxypentanoate
• 英文别名: Levulinic acid,ethyl ester,diethyl acetal; 4,4-diethoxy-valeric acid ethyl ester; ETHYL LEVULINATE DIETHYL ACETAL; 4,4-Diaethoxy-valeriansaeure-aethylester

物化性质

• 分子式: C₁₁H₂₂O₄
• 分子量: 218.29000
• 精确质量: 218.15200
• PSA: 44.76000
• LogP: 2.11890

安全

• 海关编码: 2918990090

合成路线

539-88-8 122-51-0 ~94% 92557-39-6 109-94-4

文献：Carbonnel, Sylvie; Fayet, Catherine; Gelas, Jacques Carbohydrate Research, 1999 , vol. 319, # 1-4 p. 63 - 73

539-88-8 122-51-0 ~% 92557-39-6

文献：Jones Journal of the American Chemical Society, 1955 , vol. 77, p. 4069,4072

海关

海关编码	2918990090
中文概述	2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%