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31883-16-6

31883-16-6结构式
31883-16-6结构式

化源商城直购

中文名 5-羟基-2-羟基甲基-4-吡啶酮
英文名 5-hydroxy-2-(hydroxymethyl)-4-pyridone
英文别名 3-hydroxy-6-hydroxymethyl-4-pyridone
DIHYDROXYMETHYLPYRIDONE
2-HYDROXYMETHYL-5-HYDROXY-4-PYRIDONE
5-hydroxy-2-hydroxymethyl-1H-pyridin-4-one
6-hydroxymethyl-3-hydroxy-4-pyridinone
5-hydroxy-2-hydroxymethyl-4-pyridone
密度 1.453g/cm3
沸点 356.9ºC at 760 mmHg
分子式 C6H7NO3
分子量 141.12500
闪点 169.7ºC
精确质量 141.04300
PSA 73.32000
折射率 1.607
海关编码 2933399090
海关编码 2933399090
中文概述 2933399090. 其他结构含非稠合吡啶环的化合物. 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 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%