英文名 | α-NAPHTHOFLAVANONE |
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英文别名 |
7,8-benzoflavonone
1-Naphthalenol,4-[(2-nitrophenyl)azo] 2-Phenyl-2,3-dihydro-benzo[h]chromen-4-on 2-phenyl-2H-benzo[h]chromen-4(3H)-one 4-(2-Nitro-phenylazo)-[1]naphthol (2-Nitro-benzol)-(1 azo 4)-naphthol-(1) 7,8-benzoflavanone 4-(o-Nitrophenylazo)-1-naphthol 4-<2-Nitro-benzolazo>-naphthol-(1) 7,8-Benzoflavanon 2-phenyl-2,3-dihydro-benzo[h]chromen-4-one |
分子式 | C19H14O2 |
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分子量 | 274.31300 |
精确质量 | 274.09900 |
PSA | 26.30000 |
LogP | 4.54630 |
海关编码 | 2914399090 |
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海关编码 | 2914399090 |
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中文概述 | 2914399090. 其他不含其他含氧基的芳香酮. 增值税率:17.0%. 退税率:13.0%. 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 | 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |