ethyl 3,4-diaminophenylacetate; CAS No.: 85907-78-4; ethyl 3,4-diaminophenylacetate. PROPERTIES: ethyl 3,4-diaminophenylacetate is a crystalline solid. Its molecular formula is C10H13N2O3, with a molecular weight of approximately 211.22 g/mol. The compound has a melting point of approximately 130-132 C. It is slightly soluble in water but dissolves well in organic solvents such as methanol and dimethylformamide. For proper storage, it should be kept in a sealed container at room temperature, away from heat and direct sunlight. As a compound containing two amino groups and an ester group, it may exhibit certain reactivity and stability. When handling it, protective gloves and eye protection should be worn. In case of accidental ingestion, medical attention should be sought immediately. APPLICATIONS: In organic synthesis, ethyl 3,4-diaminophenylacetate serves as a valuable intermediate. The two amino groups can undergo various reactions such as acylation, sulfonation, and diazotization. The ester group can be hydrolyzed to a carboxylic acid. In the pharmaceutical industry, derivatives of ethyl 3,4-diaminophenylacetate can be explored as potential drug candidates. For instance, in the development of certain antiviral drugs, the structure of this compound can be modified to enhance the drug's antiviral activity and pharmacokinetic properties (as reported in medicinal chemistry journals). Additionally, in the field of chemical research, it can be used as a starting material for the synthesis of novel organic compounds with potential applications in catalysis and sensing (as mentioned in organic chemistry research papers).