英文名 | 4-hydroxy-3-[1-(4-hydroxy-2-oxochromen-3-yl)ethyl]chromen-2-one |
---|---|
英文别名 |
Methyl-dicumarol
4,4'-dihydroxy-3,3'-ethane-1,1-diyl-bis-chromen-2-one Ethylidene dicoumarol |
密度 | 1.534g/cm3 |
---|---|
沸点 | 520.7ºC at 760 mmHg |
分子式 | C20H14O6 |
分子量 | 350.32200 |
闪点 | 188.6ºC |
精确质量 | 350.07900 |
PSA | 100.88000 |
LogP | 3.46240 |
蒸汽压 | 1.14E-11mmHg at 25°C |
折射率 | 1.717 |
危险品运输编码 | UN 2811 |
---|---|
包装等级 | III |
危险类别 | 6.1(b) |
海关编码 | 2932209090 |
~94% 1821-16-5 |
文献:Khan, Khalid Mohammed; Iqbal, Sajid; Lodhi, Muhammad Arif; Maharvi, Ghulam Murtaza; Zia-Ullah; Choudhary, Muhammad Iqbal; Atta-ur-Rahman; Perveen, Shahnaz Bioorganic and Medicinal Chemistry, 2004 , vol. 12, # 8 p. 1963 - 1968 |
~%
详细
|
文献:Ziegler et al. Monatshefte fuer Chemie, 1956 , vol. 87, p. 439,445 |
海关编码 | 2932209090 |
---|---|
中文概述 | 2932209090. 其他内酯. 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 | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |