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| 中文名 | 4,7-二羟基香豆素 |
|---|---|
| 英文名 | 4,7-dihydroxychromen-2-one |
| 英文别名 |
4,7-dihydroxy-2H-1-benzopyran-2-one
4,7-Dihydroxycoumarin Coumarin,4,7-dihydroxy 4,7-dihydroxy-2H-chromen-2-one 4,7-Dihydroxy-cumarin 4,7-Dihydroxy-coumarin 4,7-dihydroxy-chromen-2-one 4,7-Dihydroxy-2-oxo-2H-1-benzopyran 2H-1-BENZOPYRAN-2-ONE,4,7-DIHYDROXY 2,7-dihydroxychromen-4-one |
| 密度 | 1.612g/cm3 |
|---|---|
| 沸点 | 390ºC at 760mmHg |
| 熔点 | 263 °C(dec.) |
| 分子式 | C9H6O4 |
| 分子量 | 178.14200 |
| 闪点 | 166.5ºC |
| 精确质量 | 178.02700 |
| PSA | 70.67000 |
| LogP | 1.20420 |
| 外观性状 | 固体;Light yellow to Yellow to Orange powder to crystal |
| 蒸汽压 | 0mmHg at 25°C |
| 折射率 | 1.711 |
| 储存条件 | 室温，干燥 |
| 符号 |
GHS07 |
|---|---|
| 信号词 | Warning |
| 危害声明 | H302-H319 |
| 警示性声明 | P305 + P351 + P338 |
| 危害码 (欧洲) | Xi |
| 危险品运输编码 | NONH for all modes of transport |
| 海关编码 | 2932209090 |
|
~88%
1983-81-9 |
| 文献：Hoechst Celanese Corp. Patent: US5726296 A1, 1998 ; |
|
~50%
1983-81-9 |
| 文献：Andres, Julien; Chauvin, Anne-Sophie Physical Chemistry Chemical Physics, 2013 , vol. 15, # 38 p. 15981 - 15994 |
|
~60%
1983-81-9 |
| 文献：Shen, Qiong; Shao, Jialiang; Peng, Quan; Zhang, Wanjin; Ma, Lin; Chan, Albert S. C.; Gu, Lianquan Journal of Medicinal Chemistry, 2010 , vol. 53, # 23 p. 8252 - 8259 |
|
~%
1983-81-9 |
| 文献：Xie, Lan; Takeuchi, Yasuo; Cosentino, L. Mark; Lee, Kuo-Hsiung Journal of Medicinal Chemistry, 1999 , vol. 42, # 14 p. 2662 - 2672 |
|
~%
1983-81-9 |
| 文献：Andres, Julien; Chauvin, Anne-Sophie Physical Chemistry Chemical Physics, 2013 , vol. 15, # 38 p. 15981 - 15994 |
|
~45%
1983-81-9 |
| 文献：Mizuno, Takumi; Nishiguchi, Ikuzo; Hirashima, Tsuneaki; Ogawa, Akiya; Kambe, Nobuaki; Sonoda, Noboru Synthesis, 1988 , # 3 p. 257 - 259 |
| 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% |
