4,5-dimethylpsoralen

4,5-dimethylpsoralen名称

[ CAS 号 ]:
4046-74-6

[ 英文名 ]:
4,5-dimethylpsoralen

[英文别名 ]:

4-5'-dimethylpsoralen
2,5-Dimethyl-7-oxo-7H-furo<3.2-g><1>benzopyran
2,5-dimethyl-furo[3,2-g]chromen-7-one
2,5-dimethylfuro<3,2-g>benzopyran-7<H>-one
7H-Furo(3,2-g)(1)benzopyran-7-one,2,5-dimethyl

4,5-dimethylpsoralen物理化学性质

[ 密度 ]:
1.273g/cm3

[ 沸点 ]:
381.5ºC at 760 mmHg

[ 分子式 ]:
C₁₃H₁₀O₃

[ 分子量 ]:
214.21700

[ 闪点 ]:
184.5ºC

[ 精确质量 ]:
214.06300

[ PSA ]:
43.35000

[ LogP ]:
3.15600

[ 蒸汽压 ]:
5.05E-06mmHg at 25°C

[ 折射率 ]:
1.624

4,5-dimethylpsoralen安全信息

[ 海关编码 ]:
2932999099

4,5-dimethylpsoralen合成路线

详细合成路线

4,5-dimethylpsoralen上下游产品

4,5-dimethylpsoralen上游产品

4,5-dimethylpsoralen下游产品

4,5-dimethylpsoralen海关

[ 海关编码 ]: 2932999099

[ 中文概述 ]:
2932999099. 其他仅含氧杂原子的杂环化合物. 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 ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%