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| CAS号 : | 321-42-6 |
精确质量 : | 242.05500 |
| 分子式 : | C12H9F3O2 |
logP : | 3.42860 |
| 分子量 : | 242.19400 |
PSA : | 30.21000 |
5,7-dimethyl-2-(trifluoromethyl)chromen-4-one | |
321-42-6 | |
C12H9F3O2 | |
242.19400 | |
30.21000 | |
3.42860 | |
242.05500 |
|
2914700090
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品名, 成分含量, 用途, 丙酮报明包装 |
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2914700090 其他酮及醌的卤化、磺化衍生物（包括硝化和亚硝化衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0% |
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2914700090. Halogenated, sulphonated, nitrated or nitrosated derivatives of Ketones and quinones, whether or not with other oxygen function. General tariff: |
