3-hydroxy-2,3,7-trimethoxy-2-phenyl-chroman-4-one结构式
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常用名 | 3-hydroxy-2,3,7-trimethoxy-2-phenyl-chroman-4-one | 英文名 | 3-hydroxy-2,3,7-trimethoxy-2-phenyl-chroman-4-one |
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| CAS号 | 2047-54-3 | 分子量 | 330.33200 | |
| 密度 | 1.32g/cm3 | 沸点 | 509.5ºC at 760 mmHg | |
| 分子式 | C18H18O6 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 185ºC |
| 英文名 | 3-hydroxy-2,3,7-trimethoxy-2-phenylchromen-4-one |
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| 英文别名 | 更多 |
| 密度 | 1.32g/cm3 |
|---|---|
| 沸点 | 509.5ºC at 760 mmHg |
| 分子式 | C18H18O6 |
| 分子量 | 330.33200 |
| 闪点 | 185ºC |
| 精确质量 | 330.11000 |
| PSA | 74.22000 |
| LogP | 2.10470 |
| 蒸汽压 | 3.31E-11mmHg at 25°C |
| 折射率 | 1.606 |
| 海关编码 | 2932999099 |
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~90%
3-hydroxy-2,3,7... 2047-54-3 |
| 文献：Kumar; Singh Synthetic Communications, 1992 , vol. 22, # 9 p. 1333 - 1337 |
| 上游产品 2 | |
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| 下游产品 0 | |
| 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% |
| 2,7-Dimethoxy-3,4-flavandion-methyl-3-halbketal |
| 3-hydroxy-2,3,7-trimethoxy-2-phenyl-chroman-4-one |
| 2,7-Dimethoxy-3,4-flavandion-<methyl-3-hemiacetal> |
| 3-Hydroxy-2,3,7-trimethoxy-2-phenyl-2,3-dihydro-4H-chromen-4-one |
