英文名 | 3-[(2-oxochromen-3-yl)methyl]chromen-2-one |
---|
密度 | 1.359g/cm3 |
---|---|
沸点 | 537.1ºC at 760 mmHg |
分子式 | C19H12O4 |
分子量 | 304.29600 |
闪点 | 283.9ºC |
精确质量 | 304.07400 |
PSA | 60.42000 |
LogP | 3.49020 |
折射率 | 1.655 |
海关编码 | 2932209090 |
---|
~66% 4139-69-9 |
文献:Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
~24% 4139-69-9
详细
|
文献:Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
~% 4139-69-9
详细
|
文献:Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
~% 4139-69-9
详细
|
文献:Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
~% 4139-69-9
详细
|
文献:Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
上游产品 3 | |
---|---|
下游产品 0 |
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% |