![2H-1-Benzopyran-2-one,3,3'-[(2,4-dimethoxyphenyl)methylene]bis[4-hydroxy-结构式](https://www.chemsrc.com/caspic/004/10172-78-8.png)
2H-1-Benzopyran-2-one,3,3'-[(2,4-dimethoxyphenyl)methylene]bis[4-hydroxy-结构式
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常用名 | 2H-1-Benzopyran-2-one,3,3'-[(2,4-dimethoxyphenyl)methylene]bis[4-hydroxy- | 英文名 | 2H-1-Benzopyran-2-one,3,3'-[(2,4-dimethoxyphenyl)methylene]bis[4-hydroxy- |
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| CAS号 | 10172-78-8 | 分子量 | 472.44300 | |
| 密度 | 1.477g/cm3 | 沸点 | 669.7ºC at 760mmHg | |
| 分子式 | C27H20O8 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 228.5ºC |
| 英文名 | 3-[(2,4-dimethoxyphenyl)-(4-hydroxy-2-oxochromen-3-yl)methyl]-4-hydroxychromen-2-one |
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| 英文别名 | 更多 |
| 密度 | 1.477g/cm3 |
|---|---|
| 沸点 | 669.7ºC at 760mmHg |
| 分子式 | C27H20O8 |
| 分子量 | 472.44300 |
| 闪点 | 228.5ºC |
| 精确质量 | 472.11600 |
| PSA | 119.34000 |
| LogP | 4.50800 |
| 蒸汽压 | 7.55E-19mmHg at 25°C |
| 折射率 | 1.697 |
| 海关编码 | 2932209090 |
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~77%
2H-1-Benzopyran... 10172-78-8 |
| 文献：Mitra, Alok Kumar; De, Aparna; Karchaudhuri, Nilay; Misra, Swapan Kumar; Mukhopadhyay, Apurba Kumar Journal of the Indian Chemical Society, 1998 , vol. 75, # 10-12 p. 666 - 671 |
| 上游产品 2 | |
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| 下游产品 0 | |
| 海关编码 | 2932209090 |
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| 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% |
| 2H-1-Benzopyran-2-one,3,3'-((2,4-dimethoxyphenyl)methylene)bis(4-hydroxy |
| 3,3-(2',4'-dimethoxybenzylidene)bis(4-hydroxycoumarin) |
| 4,4'-dihydroxy-3,3'-(2,4-dimethoxy-phenylmethanediyl)-bis-chromen-2-one |
| 1-(2,4-dimethoxyphenyl)dicoumarol |
