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Lee, Jae Sung
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Coupled oxidative carbonylation of bisphenol-A and phenol into phenylcarbonate-ended polycarbonate precursors over a homogeneous Pd-Ce redox catalyst

Alternative Title
Coupled oxidative carbonylation of bisphenol-A and phenol into phenylcarbonate-ended polycarbonate precursors over a homogeneous Pd-Ce redox catalyst
Author(s)
Kim, Won BaePark, Kuang HoLee, Jae Sung
Issued Date
2002-06
DOI
10.1016/S1381-1169(02)00011-0
URI
https://scholarworks.unist.ac.kr/handle/201301/12535
Fulltext
http://www.sciencedirect.com/science/article/pii/S1381116902000110
Citation
JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL, v.184, no.1-2, pp.39 - 49
Abstract
A coupled oxidative carbonylation of bisphenol-A and phenol was investigated using a redox catalytic system of palladium acetate and cerium acetate as a novel scheme for a direct synthesis of phenylcarbotiate-ended polycarbonate precursors amenable to polycondensation in a current phosgene-free polycarbonate process. Reaction variables such as solvents, bases and organic co-catalysts were examined in our novel scheme. Removal of water co-produced with desired products and adjustment of the reactants molar ratio of phenol to bisphenol-A appeared to be most critical for highly selective formation of the desired phenylcarbonate-ended precursors in one-step. (C) 2002 Elsevier Science B.V. All rights reserved
Publisher
ELSEVIER SCIENCE BV
ISSN
1381-1169

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