3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one结构式
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常用名 | 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one | 英文名 | 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one |
|---|---|---|---|---|
| CAS号 | 156006-10-9 | 分子量 | 246.25900 | |
| 密度 | 1.188g/cm3 | 沸点 | 412.3ºC at 760 mmHg | |
| 分子式 | C14H14O4 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 184.8ºC |
| 英文名 | 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one |
|---|---|
| 英文别名 | 更多 |
| 密度 | 1.188g/cm3 |
|---|---|
| 沸点 | 412.3ºC at 760 mmHg |
| 分子式 | C14H14O4 |
| 分子量 | 246.25900 |
| 闪点 | 184.8ºC |
| 精确质量 | 246.08900 |
| PSA | 56.51000 |
| LogP | 2.37760 |
| 蒸汽压 | 5.25E-07mmHg at 25°C |
| 折射率 | 1.541 |
| 海关编码 | 2932209090 |
|---|
|
~83%
3,4-dimethyl-7-... 156006-10-9 |
| 文献:Antonello; Zagotto; Mobilio; Marzano; Gia; Uriarte Farmaco, 1994 , vol. 49, # 4 p. 277 - 280 |
|
~%
3,4-dimethyl-7-... 156006-10-9 |
| 文献:Antonello; Zagotto; Mobilio; Marzano; Gia; Uriarte Farmaco, 1994 , vol. 49, # 4 p. 277 - 280 |
|
~%
3,4-dimethyl-7-... 156006-10-9 |
| 文献:Antonello; Zagotto; Mobilio; Marzano; Gia; Uriarte Farmaco, 1994 , vol. 49, # 4 p. 277 - 280 |
| 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% |
| 7-acetonyloxy-3,4-dimethylcoumarin |
| HMS2309L19 |