3-[(2-oxochromen-3-yl)methyl]chromen-2-one
![3-[(2-oxochromen-3-yl)methyl]chromen-2-one结构式](https://image.chemsrc.com/caspic/401/4139-69-9.png)
3-[(2-oxochromen-3-yl)methyl]chromen-2-one结构式
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常用名 | 3-[(2-oxochromen-3-yl)methyl]chromen-2-one | 英文名 | 3-[(2-oxochromen-3-yl)methyl]chromen-2-one |
|---|---|---|---|---|
| CAS号 | 4139-69-9 | 分子量 | 304.29600 | |
| 密度 | 1.359g/cm3 | 沸点 | 537.1ºC at 760 mmHg | |
| 分子式 | C19H12O4 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 283.9ºC |
| 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%
3-[(2-oxochrome... 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%
3-[(2-oxochrome... 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 |
|
~%
3-[(2-oxochrome... 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 |
|
~%
3-[(2-oxochrome... 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 |
|
~%
3-[(2-oxochrome... 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% |
