Azidobarbiturates. Part I. Synthesis of barbituric acid derivatives containing an azido group up in the 5th position was written by Toth, G.;Makleit, S.. And the article was included in Acta Chimica Academiae Scientiarum Hungaricae in 1981.Application of 10203-58-4 This article mentions the following:
Azidobarbiturates I (R = Me, Et, Bu, CHMeEt, CH2CHMe2, Ph, R1 = H; R = Me, Bu, CHMeEt, R1 = Me; R = Et, CHMeEt, R1 = Ph) were prepared by treating the bromobarbiturates with NaN3. I (R = Bu, R1 = H, Me) were also obtained by brominating BuCH(CO2Et)2, treating BuCBr(CO2Et)2 with NaN3, and cyclizing BuCN3(CO2Et)2 with R1NHCONH2. In the experiment, the researchers used many compounds, for example, Diethyl isobutylmalonate (cas: 10203-58-4Application of 10203-58-4).
Diethyl isobutylmalonate (cas: 10203-58-4) belongs to esters. Esters typically have a pleasant smell; those of low molecular weight are commonly used as fragrances and are found in essential oils and pheromones. Esterification is the general name for a chemical reaction in which two reactants (typically an alcohol and an acid) form an ester as the reaction product. Esters are common in organic chemistry and biological materials.Application of 10203-58-4
Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics