溶于水、乙醇、乙醚。微溶于乙酸、苯和氯仿，具有溶解性，水中溶解度:1000 g/L (20°C)。 Cyanoacetic acid can be used as a reagent: · Along with acetic anhydride for cyanoacetylation of various pyrroles, indoles, and aniline derivatives. It can also be used in other reactions such as cyclizations, syntheses of coumarins and other heterocycles. · To prepare of key intermediate via Knoevenagel condensation in the total synthesis of 5-acetamido-substituted melatonin derivatives as MT3 receptor ligands. · In the synthesis of aminopyrrolinone derivatives by reacting Ugi adducts of cyanoacetic acid and aromatic aldehydes 应用： 氰基乙酸可用作以下反应的试剂： 与乙酸酐一起用于各种吡咯、吲哚和苯胺衍生物的氰基乙酰化（cyanoacetylation）。它也可用于环化、香豆素和其他杂环的合成等其他反应中 。通过Knoevenagel缩合反应制备可作为MT3受体配体的5-乙酰氨基取代褪黑素衍生物的全合成过程的关键中间体。 通过Ugi加成物与氰基乙酸和芳香醛反应合成氨基吡咯啉酮（aminopyrrolinone ）衍生物。 Cyanoacetic acid can be used as a reagent: · Along with acetic anhydride for cyanoacetylation of various pyrroles, indoles, and aniline derivatives. It can also be used in other reactions such as cyclizations, syntheses of coumarins and other heterocycles. · To prepare of key intermediate via Knoevenagel condensation in the total synthesis of 5-acetamido-substituted melatonin derivatives as MT3 receptor ligands. · In the synthesis of aminopyrrolinone derivatives by reacting Ugi adducts of cyanoacetic acid and aromatic aldehydes