62669-75-4
中文名称
香豆素 338
英文名称
Coumarin 338
CAS
62669-75-4
分子式
C20H23NO4
分子量
341.4
MOL 文件
62669-75-4.mol
更新日期
2024/09/30 20:42:00
结构式
基本信息
中文别名
香豆素 338
英文别名
COUMARIN 338
lasergrade,99%
COUMARIN 338, LASER GRADE
Coumarin 338, laser grade, pure
Coumarin 338,99%,pure,laser grade
COUMARIN 338, 99%, LASER GRADE, PURE
hydro-11-oxo-,1,1-dimethylethylester
tert-butyl 2,3,6,7-tetrahydro-11-oxo-7h,5h,11h-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylate
1,2,3,5,6,7-Hexahydro-11-oxo-11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid tert-butyl ester
2,3,6,7-Tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid 1,1-dimethylethyl ester
lasergrade,99%
COUMARIN 338, LASER GRADE
Coumarin 338, laser grade, pure
Coumarin 338,99%,pure,laser grade
COUMARIN 338, 99%, LASER GRADE, PURE
hydro-11-oxo-,1,1-dimethylethylester
tert-butyl 2,3,6,7-tetrahydro-11-oxo-7h,5h,11h-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylate
1,2,3,5,6,7-Hexahydro-11-oxo-11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid tert-butyl ester
2,3,6,7-Tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid 1,1-dimethylethyl ester
物理化学性质
| 熔点 | 171 °C |
| 沸点 | 477.03°C (rough estimate) |
| 密度 | 1.2064 (rough estimate) |
| 折射率 | 1.5614 (estimate) |
| 酸度系数(pKa) | 5.36±0.40(Predicted) |
| EPA化学物质信息 | 1H,5H,11H-[1]Benzopyrano[ 6,7,8-ij]quinolizine-10-carboxylic acid, 2,3,6,7-tetrahydro-11-oxo-, 1,1-dimethylethyl ester(62669-75-4) |
安全数据
| 危险品标志 | Xn |
| 危险类别码 | 36/37/38-20/21/22 |
| 安全说明 | 37/39-26 |
| TSCA | TSCA listed |