中文名尿囊素英文名Allantoin别名尿囊素脲基海因脲咪唑二酮脲基醋酸内酰胺尿囊素(标准品)5-尿基乙内酰胺1-脲基间二氮杂茂烷二酮2,5-二氧代-4-咪唑烷基脲2,5-二氧代-4-咪唑烷基脲,尿囊素,1-脲基间二氮杂茂烷二酮英文别名ALLSebicalAlantanAlphosylAllantinAllegronEgopsorylAllantionALLANTOINAllantoinCordianineAlyonyldiurened5-Ureidohydantoin5-UREIDOHYDANTOIN(2,5-dioxo-4-imidazolidinyl)urea(2,5-dioxo-4-imidazolidinyl)-urea(2,5-Dioxo-4-Imidazo-Lidinyl)Urea1-(2,5-dioxoimidazolidin-4-yl)urea1-[(4S)-2,5-dioxoimidazolidin-4-yl]urea1-[(4R)-2,5-dioxoimidazolidin-4-yl]ureaCAS97-59-6EINECS202-592-8化学式C4H6N4O3分子量158.12InChIInChI=1/C4H6N4O3/c5-3(10)6-1-2(9)8-4(11)7-1/h1H,(H3,5,6,10)(H2,7,8,9,11)/t1-/m0/s1InChIKeyPOJWUDADGALRAB-UHFFFAOYSA-N密度1.6031 (rough estimate)熔点230 °C (dec.) (lit.)沸点283.17°C (rough estimate)闪点230-234°C水溶性Slightly soluble in water. Freely soluble in alkalis溶解度H2O: soluble0.1g/10 mL, clear, colorless折射率1.8500 (estimate)酸度系数8.96(at 25℃)存储条件2-8°C稳定性Stable. Incompatible with strong oxidizing agents.敏感性Easily absorbing moisture外观Powder颜色WhiteMerck14,258BRN102364物化性质无色结晶性粉末。熔点238-240℃(分解)。能溶于热水、热醇和稀氢氧化钠溶液,微溶于水和醇,几乎不溶于醚和氯仿。无臭、无味。在干燥空气中稳定,在水中长时间煮沸或强碱中则被破坏。饱和水溶液的pH为5.5。MDL号MFCD00005260