Quality Control of 2-Bromopropanenitrile. So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic. Compound: 2-Bromopropanenitrile, is researched, Molecular C3H4BrN, CAS is 19481-82-4, about Preparation of Polyacrylonitrile-block-poly(n-butyl acrylate) Copolymers Using Atom Transfer Radical Polymerization and Nitroxide Mediated Polymerization Processes.
The preparation of block copolymers with acrylonitrile (AN) and Bu acrylate (n-BA) was examined using two controlled radical polymerization (CRP) processes: atom transfer radical polymerization (ATRP) and nitroxide mediated polymerization (NMP). When crossing from poly(Bu acrylate) (PBA) to polymerization of AN, the use of halogen exchange in an ATRP process improved control of polymerization However, when switching from polyacrylonitrile (PAN) to n-BA, the cross-propagation was well controlled without halogen exchange. These differences in blocking efficiency can be explained by differences in the bond dissociation energy of the terminal carbon-halogen bond. In NMP, an efficient transition from a preformed PBA block to AN polymerization required the presence of excess of nitroxide. However, chain-extension from PAN to PBA, even under homogeneous conditions and with an excess nitroxide, was less efficient, and GPC traces showed bimodality.
In addition to the literature in the link below, there is a lot of literature about this compound(2-Bromopropanenitrile)Quality Control of 2-Bromopropanenitrile, illustrating the importance and wide applicability of this compound(19481-82-4).
Reference:
Highly efficient and robust molecular ruthenium catalysts for water oxidation,
Catalysts | Special Issue : Ruthenium Catalysts – MDPI