A new end group structure of poly (ethylene glycol) for hydrolysis??resistant biomaterials

X Tong, J Lai, BH Guo, Y Huang

Index: Tong, Xinming; Lai, Jingjing; Guo, Bao-Hua; Huang, Yanbin Journal of Polymer Science, Part A: Polymer Chemistry, 2011 , vol. 49, # 6 p. 1513 - 1516

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Citation Number: 9

Abstract

Materials and Methods PEG (MW 2000, PEG2K), sodium hydride (NaH), 4- dimethylaminopyridine (DMAP), triethylamine (TEA), L-cysteine hydrochloride, and 5, 5′- dithiobis-(2-nitrobenzoic acid)(DTNB) were purchased from Alfa Aesar. Acryloyl chloride was purchased from TCI Chemical. 4Arm-PEG-SH (MW 10,000) was purchased from Jen Kem Technology. Ethyl 2-(hydroxymethyl) acrylate (EHMA) was purchased from Jiachen ...