没食子酸 149-91-7

中文名没食子酸

中文同义棓酸;倍酸;3,4,5-三羟基苯甲酸,五倍子酸,棓酸,没食子酸;没食子酸(3,4,5-三羟基苯甲酸,五倍子酸,棓酸,没食子酸(无水));石墨酸;没食子酸;3,4,5-三羟基苯甲酸,无水的;氧化石墨

英文名Gallic acid

英文同义Gallic acid, 98% 250GR;Gallic acid, 98% 5GR;Gallic acid 0;3,4,5-Trihydroxybenzoic acid, anhydrous 99%;Gallic acid, 5-Carboxybenzene-1,2,3-triol;BETZ 0276;GALLIC ACID;GALLIC ACID-1-HYDRATE

CAS149-91-7

分子式C7H6O5

分子量170.12

EINECS205-749-9

结构式

性质

熔点252 °C (dec.)(lit.)

沸点259.73°C (rough estimate)

密度1.694

折射率1.5690 (estimate)

储存条件Store below +30°C.

酸度系数(pKa)4.41(at 25℃)

形态Powder

颜色Off-white

水溶解性12 g/L cold water

Merck14,4345

BRN2050274

稳定性Stability Stable, but may discolour upon exposure to light. Hygroscopic. Incompatible with strong oxidizing agents, strong bases, acid chlorides, acid anhydrides.

InChIKeyLNTHITQWFMADLM-UHFFFAOYSA-N

NIST化学物质信息Benzoic acid, 3,4,5-trihydroxy-(149-91-7)

EPA化学物质信息Gallic acid (149-91-7)