Are there alternatives to Methyl 1H-pyrrole-3-carboxylate (CAS: 2703-17-5) in synthesis?

Methyl 1H-pyrrole-3-carboxylate (CAS: 2703-17-5) can be synthesized using various alternatives such as methyl 2-pyrrolecarboxylate and methyl 3-pyridinecarboxylate. These alternatives can serve as effective reagents depending on the specific chemical reactions. Furthermore, isomers of pyrrole carboxylic acids may also be considered as potential substitutes. In some cases, more environmentally friendly reagents like biocatalysts or green solvents can be used to reduce the environmental impact.