40309-42-0

• 常用中文名：3-羟基-4-甲基戊酸乙酯
• 常用英文名：Ethyl 3-hydroxy-4-methylpentanoate
• CAS号：40309-42-0
• 分子式：C₈H₁₆O₃
• 分子量：160.21100
• 发布时间：2018-07-30 18:14:17
• 更新时间：2024-01-09 19:46:53

名称

• 中文名: 3-羟基-4-甲基戊酸乙酯
• 英文名: Ethyl 3-hydroxy-4-methylpentanoate
• 英文别名: 3-methyl-4-hydroxycyclobut-3-ene-1,2-dione; 4-Methyl-3-hydroxycyclobut-3-ene-1,2-dione; Methylmoniliformin; Methylhydroxycyclobutenedione; 3-hydroxy-4-methylcyclobutene-1,3-dione; 3-hydroxy-4-methylpentanoic acid ethyl ester; Methylsquarate; 3-Hydroxy-4-methyl-3-cyclobutene-1,2-dione; 3-Cyclobutene-1,2-dione,3-hydroxy-4-methyl; 2-methylsemisquaric acid; 3-Hydroxy-4-methyl-3-cyclobuten-1,2-dione

物化性质

• 分子式: C₈H₁₆O₃
• 分子量: 160.21100
• 精确质量: 160.11000
• PSA: 46.53000
• LogP: 0.95650

安全

• 海关编码: 2918199090

合成路线

105-36-2 78-84-2 ~93% 40309-42-0

文献：Chattopadhyay, Angshuman; Salaskar, Avinash Synthesis, 2000 , # 4 p. 561 - 564

105-39-5 78-84-2 ~88% 40309-42-0

文献：Parrish; Shelton, Daniel R.; Little, R. Daniel Organic Letters, 2003 , vol. 5, # 20 p. 3615 - 3617

78-84-2 623-48-3 ~82% 40309-42-0

文献：Parrish; Shelton, Daniel R.; Little, R. Daniel Organic Letters, 2003 , vol. 5, # 20 p. 3615 - 3617

38491-54-2 ~74% 40309-42-0

文献：Pellicciari, Roberto; Natalini, Benedetto; Cecchetti, Sergio; Fringuelli, Renata Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1985 , p. 493 - 498

141-78-6 78-84-2 ~% 40309-42-0

文献：Kuwajima,I. et al. Tetrahedron Letters, 1976 , p. 2253 - 2256

34982-24-6 78-84-2 ~74% 40309-42-0

文献：Kiyooka, Syun-ichi; Nakata, Masumi Chemistry Letters, 1988 , p. 721 - 722

42520-11-6 78-84-2 ~% 40309-42-0

文献：Hiouni, Abdelaziz; Duhamel, Lucette Tetrahedron Letters, 1996 , vol. 37, # 31 p. 5507 - 5510

78-84-2 129505-18-6 ~% 40309-42-0

文献：Miura, Katsukiyo; Sato, Hiroshi; Tamaki, Kentaro; Ito, Hajime; Hosomi, Akira Tetrahedron Letters, 1998 , vol. 39, # 17 p. 2585 - 2588

上下游产品

上游产品  8
105-36-2 78-84-2 105-39-5 623-48-3
38491-54-2 141-78-6 34982-24-6 42520-11-6
下游产品  3
504-85-8 16451-50-6 89582-40-1

海关

海关编码	2918199090
中文概述	HS: 2918199090. 其他含醇基但不含其他含氧基羧酸（包括其酸酐、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:9.0%. 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	2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%