prompting its demand to grow

Pyrrole (1-aza-2,4-cyclopentadiene) is one of the heterocyclic compounds, with the molecular formula C4H5N, molecular weight 67.09, CAS number 109-97-7, melting point -23°C, boiling point 129-131°C, density 0.967g /cm3. Pyrrole derivative monomers are an important class of five-membered nitrogen heterocyclic compounds. As important intermediates for fine chemical products, they are widely used in medicine, food, pesticides,…