英文名 | 2,4,4,5-tetramethylpyrazol-3-one |
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英文别名 |
1,3,4,4,-Tetramethylpyrazolin-5-on
2,4,4,5-tetramethyl-2,4-dihydro-pyrazol-3-one 2-Pyrazolin-5-one,1,3,4,4-tetramethyl 3H-Pyrazol-3-one,2,4-dihydro-2,4,4,5-tetramethyl |
分子式 | C7H12N2O |
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分子量 | 140.18300 |
精确质量 | 140.09500 |
PSA | 32.67000 |
LogP | 0.23400 |
海关编码 | 2933199090 |
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~% 3201-25-0 |
文献:Bogunez; Blisnjukow Trudy Charkovsk. politech. Inst.Chem.Abstr., 1959 , vol. 26, p. 207 Trudy Charkovsk. politech. Inst.Chem.Abstr., 1961 , p. 15466 Full Text Show Details Katritzky; Maine Tetrahedron, 1964 , vol. 20, p. 299,312 |
海关编码 | 2933199090 |
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中文概述 | 2933199090. 其他结构上有非稠合吡唑环化合物. 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, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期 |
Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |