4072-32-6

• 常用中文名：α-Cehc
• 常用英文名：α-Cehc
• CAS号：4072-32-6
• 分子式：C₁₆H₂₂O₄
• 分子量：278.344
• 发布时间：2017-06-01 15:03:01
• 更新时间：2024-01-02 01:11:47

名称

• 英文名: methyl 3-(6-hydroxy-5,7,8-trimethyl-3,4-dihydro-2H-chromen-2-yl)propanoate
• 英文别名: 3-(6-Hydroxy-2,5,7,8-tetramethyl-3,4-dihydro-2H-chromen-2-yl)propanoic acid; 6-hydroxy-2,5,7,8-tetramethyl-2-Chromanpropionic acid; 2H-1-Benzopyran-2-propanoic acid, 3,4-dihydro-6-hydroxy-2,5,7,8-tetramethyl-; 2,5,7,8-tetramethyl-2-(2-carboxy-2-ethyl)-6-hydroxychroman; TCMDC-131686; METHYL 3-(6-HYDROXY-5,7,8-TRIMETHYL-CHROMAN-2-YL)PROPANOATE; 2H-1-Benzopyran-2-propanoic acid,3,4-dihydro-6-hydroxy-2,5,7,8-tetramethyl; 3-(6-hydroxy-2,5,7,8-tetramethyl-chroman-2-yl)-propionic acid

物化性质

• 密度: 1.2±0.1 g/cm3
• 沸点: 474.9±45.0 °C at 760 mmHg
• 分子式: C₁₆H₂₂O₄
• 分子量: 278.344
• 闪点: 174.4±22.2 °C
• 精确质量: 278.151794
• PSA: 55.76000
• LogP: 3.63
• 蒸汽压: 0.0±1.2 mmHg at 25°C
• 折射率: 1.546

安全

• 海关编码: 2932999099

合成路线

1073-11-6 700-13-0 ~75% 4072-32-6

文献：Mazzini, Francesco; Galli, Francesco; Salvadori, Piero European Journal of Organic Chemistry, 2006 , # 24 p. 5588 - 5593

1088428-42-5 ~% 3121-68-4 4072-32-6

文献：Li, Yi-Jen; Luo, Sheng-Ching; Lee, Yi-Jing; Lin, Fu-Jung; Cheng, Chi-Cheng; Wein, Yung-Shung; Kuo, Yueh-Hsiung; Huang, Ching-Jang Journal of Agricultural and Food Chemistry, 2008 , vol. 56, # 23 p. 11105 - 11113

上下游产品

上游产品  3
1073-11-6 700-13-0 1088428-42-5
下游产品  1
3121-68-4

海关

海关编码	2932999099
中文概述	2932999099. 其他仅含氧杂原子的杂环化合物. 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:20.0%
申报要素	品名, 成分含量, 用途
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%