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CAS号: 2321-07-5 英文名称: Fluorescein 英文同义词: KI201;S NO 880;YELLOW 7;CI 45350:1;CI 45350.1;NSC 667256;angiofluor;c.i.45350a;Fluorecein;CI NO 45350 中文名称: 荧光素 中文同义词: 荧光酯;萤光素;萤光黄;萤光红;二酚酞;螢光黃;荧光素;萤光橙黄;荧光橙红;荧光素,水溶 分子式: C20H12O5 分子量: 332.31 熔点 : 320 °C(lit.) 沸点 : 429.44°C (rough estimate) 密度 : 1.2739 (rough estimate) 折射率 : 1.5000 (estimate) 储存条件 : −20°C 溶解度 : Solubility Insoluble in water, ether, benzene, chloroform; soluble in ethanol, methanol, acetone, Iethyl acetate, N,N-dimethylformamide 酸度系数(pKa): 2.2, 4.4, 6.7(at 25℃) 色指数 : 45350 形态: Powder 颜色: Red to orange 酸碱指示剂变色ph值范围: Pink uorescence (4.0) to green uorescence (6.0) 水溶解性 : insoluble 最大波长(λmax): 493.5nm, 496nm, 460nm, 515nm Merck : 14,4159 BRN : 94324 稳定性: Stable. Combustible. Incompatible with strong oxidizing agents. 主要应用: Organic light-emitting diode, nanoparticles, liquid crystal display, oil products, lip make-up, nucleic acid synthesis, amplification, sequencing and cloning, diagnosis of diabetic retinopathy, detecting yeast, multidrug resistance, proteins, antiHCV antibodies, target genes, enzymatic activity, nerve agent, nucleic acid sequences, imaging lung cancer, prostate cancer 生物领域应用: Detecting chromosomal aberration; diagnosing corneal diseases; marking/detecting insects; as antitumor agent; as antihistaminic agent; use in agriculture and plant cultivation; use in cosmetics; use in ophthalmology; as a substrate for measuring α-amylases activity, elastases activity, esterases activity, β-glucuronidases activity, horseradish peroxidases activity, kinases activity, monoamine oxidases (MAOs) activity, phosphatases activity, phospholipases activity, proteases/proteinases activity, telomerases activity activity CAS 数据库: 2321-07-5(CAS DataBase Reference) EPA化学物质信息: Fluorescein (2321-07-5) 危险品标志 : Xi 危险类别码 : 43-36-36/37/38 安全说明 : 22-24/25-37/39-26-36/37/39-27 WGK Germany : 3 RTECS号: LM5075000 F : 10-21 TSCA : Yes 海关编码 : 32042000 毒害物质数据: 2321-07-5(Hazardous Substances Data)