Internal functionalization in hyperbranched polyesters was written by Trollsas, M.;Hedrick, J.;Mecerreyes, D.;Jerome, R.;Dubois, Ph.. And the article was included in Journal of Polymer Science, Part A: Polymer Chemistry in 1998.Quality Control of Benzyl 2-hydroxy-2-methylpropanoate This article mentions the following:
Hyperbranched polyesters derived from the first and second generations of bis(hydroxymethyl)propionic acid (bis-MPA) benzyl esters to afford both AB2 and AB4 macromonomers, resp., were prepared The hyperbranched polyesters are effective initiators for the ROP of lactones, e.g., ε-caprolactone, in the presence of Sn(Oct)2. Even more complex mol. architectures were developed using 1,4,9-trioxaspiro[4.6]-9-undecanone (TOSUO) as comonomer, after sequential deacetalization and reduction steps. This procedure produces hyper-branched polymers with significant hydroxy functionality at the periphery of the macromol. as well as dispersed along the chain backbone. 199457-33-5P 199457-35-7P 199457-37-9P 199541-92-9P 199541-93-0P 199541-94-1. In the experiment, the researchers used many compounds, for example, Benzyl 2-hydroxy-2-methylpropanoate (cas: 19444-23-6Quality Control of Benzyl 2-hydroxy-2-methylpropanoate).
Benzyl 2-hydroxy-2-methylpropanoate (cas: 19444-23-6) belongs to esters. Volatile esters with characteristic odours are used in synthetic flavours, perfumes, and cosmetics. Certain volatile esters are used as solvents for lacquers, paints, and varnishes. Esterification is the general name for a chemical reaction in which two reactants (typically an alcohol and an acid) form an ester as the reaction product. Esters are common in organic chemistry and biological materials.Quality Control of Benzyl 2-hydroxy-2-methylpropanoate
Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics