英文名 | 7-methoxy-2,3-diphenylchromen-4-one |
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英文别名 |
2-Phenyl-7-methoxyisoflavon
7-Methoxy-3-phenyl-flavon 4H-1-Benzopyran-4-one,7-methoxy-2,3-diphenyl 7-methoxy-2,3-diphenyl-chromen-4-one 7-Methoxy-2,3-diphenyl-4H-chromen-4-one 7-Methoxy-2,3-diphenylchromone 2,3-diphenyl-7-methoxy-4H-1-benzopyran-4-one |
分子式 | C22H16O3 |
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分子量 | 328.36100 |
精确质量 | 328.11000 |
PSA | 39.44000 |
LogP | 5.13560 |
海关编码 | 2914509090 |
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海关编码 | 2914509090 |
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中文概述 | 2914509090 含其他含氧基的酮. 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% |
申报要素 | 品名, 成分含量, 用途, 丙酮报明包装 |
Summary | HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |