Cas号104-88-1Beilstein385858分子式C7H5OCl；ClC6H4CHO分子量140.57别名4-氯***外观Appearance白色至淡***结晶纯度Purity>99.0%红外光谱鉴别Infraredspectrometry和对照匹配熔点Meltingpoint45°C-50°C游离酸Freeacid(as4-chlorobenzoicacid):<1.0%)