| 中文名阿斯巴甜中文同义蛋白糖,甜乐,甜味素;L-天冬氨酰-L-苯丙氨酸甲酯;阿斯巴甜/阿司帕坦/糖肽/L-天冬氨酰-L-苯丙氨酸甲酯/蛋白糖/甜乐/甜味素/N-L-Α-天冬氨酰-L-苯丙氨酸甲酯;阿斯巴甜(蛋白糖);ASPARTAME 阿斯巴甜;阿斯巴甜溶液, 1000PPM;阿斯巴甜标准品;链节,基体英文名Aspartame英文同义c-mer;Monoclonal Anti-MERTK antibody produced in mouse;RP38;E962;Asp-Phe-OMe H-Asp-Phe-OMe N-(L-α-Aspartyl)-L-phenylalanine methyl ester N-L-alpha-Aspartyl-L-phenylalanine 1-Methyl Ester L-Aspartyl-L-phenylalanine methyl ester;L-ASPARTYL-L-PHENYLALANINE METHYL ESTER;L-ASP-PHE METHYL ESTER;Asp-Phe-OMe CAS22839-47-0 分子式C14H18N2O5 分子量294.3 EINECS245-261-3 结构式  性质熔点242-248 °C 比旋光度15.5 º (c=4, 15N formic acid) 沸点436.08°C (rough estimate) 密度1.2051 (rough estimate) 折射率14.5 ° (C=4, 15mol/L Formic Acid) 储存条件2-8°C 溶解度Sparingly soluble or slightly soluble in water and in ethanol (96 per cent), practically insoluble in hexane and in methylene chloride. 酸度系数(pKa)pKa 3.19±0.01 (H2O t=25.0 I=0.100(NaCl))(Approximate);7.87±0.02(H2O t=25.0 I=0.100(NaCl))(Approximate) 形态Powder 颜色White 气味 (Odor)odorless with a sweet taste PH值pH(8g/l, 25℃) : 4.5～6.0 水溶解性Soluble in formic acid, dimethyl sulfoxide. Sparingly soluble in water and ethanol.Merck14,839BRN2223850 稳定性Stable. Incompatible with strong oxidizing agents.InChIKeyIAOZJIPTCAWIRG-QWRGUYRKSA-NEPA 化学物质信息L-Phenylalanine, L-.alpha.-aspartyl-, 2-methyl ester (22839-47-0) | |||