Ureases are enzymes that hydrolyze urea into ammonium and carbon dioxide. They have
received considerable attention due to their impacts on living organism health, since the …

This review presents a systematic and comprehensive survey of the methods of preparation
and the chemical reactivity of cyanoacetamide derivatives. These compounds are important …

amino-N-cyclopropyl-5-ethylthiophene-3-carboxamide (ACPETC)(C 10 H 14 N 2 OS) has
been synthesized, characterized via single-crystal X-ray diffraction at 296 K and studied …

Cyanoacetic acid derivatives are the starting materials for a plethora of multicomponent
reaction (MCR) scaffolds. Here we describe valuable general protocols for the synthesis of …

A simple and efficient procedure was developed for the synthesis of multisubstituted 2-
aminothiophene derivatives. In the presence of catalytic amount of imidazole, ketones or …

DBU-mediated [4+ 1] annulations of donor–acceptor cyclopropanes with carbon disulfide or
thiourea to form 2-aminothiophene-3-carboxylate derivatives have been discovered. This …

Thiophenes occur as important building blocks in natural products, pharmaceutical active
compounds, and in materials for electronic and opto-electronic devices. Therefore, there is a …

An efficient one-pot procedure for the direct catalytic synthesis of substituted 2-
aminothiophenes catalyzed by l-proline under mild reaction conditions has been developed …

The activation of elemental sulfur (S8) has been achieved by means of electrogenerated
cyanomethyl anion [easily obtained by galvanostatic reduction from acetonitrile …

A novel bovine serum albumin (BSA)-catalyzed Gewald reaction in one-pot was developed
in this work. The influence of reaction conditions including solvent, temperature and catalyst …