Collect. Czech. Chem. Commun.
1977, 42, 718-725
https://doi.org/10.1135/cccc19770718
Reaction of urea with ethyl acetoacetate
J. Kaválek, F. Krampera and V. Štěrba
Collect. Czech. Chem. Commun.
1977, 42, 718-725
https://doi.org/10.1135/cccc19770718