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所属分类: 行业新闻
发布时间:2023-12-05
[中文名称] 没食子酸 [IUPAC命名]3,4,5-三羟基苯甲酸,五倍子酸 [英文名称] Gallic acid [别 名] Benzoic acid, 3, 4, 5-trihydroxy- [化学名称] 无 [分 子 式] C7H6O5; 没食子酸的结构简式 [分 子 量] 170.12 [物理性质] 针状结晶(无水甲醇或氯仿), 熔点235~240°(分解)。1g熔于87ml、3ml沸水 、6ml乙醇、100m乙醚l、10ml甘油及5ml丙酮。几乎不溶于苯、氯仿及石油醚。UV λ二氧六环max nm (ε): 221 (20900), 269 (9340); UVλ二氧六环 min nm (ε): 238 (2100); UVEtOHmax nm (ε): 216 (25700), 271 (8320); UVλEtOHmin nm (ε): 239 (2190)[1]。
关键词: 没食子酸的理化性质
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