NEW OPTICALLY ACTIVE ORGANO-SOLUBLE POLY(AMIDE-IMIDE)S FROM [N,N'-(4,4'-DIPHTALOYL)-BIS-L-AMINO DIACID]S AND 1,2-BIS[4,4'-AMINOPHENOXY] ETHANE: SYNTHESIS AND CHARACTERIZATION

Autor: Akram Feyzi, Mansoure Farahani, Maryam Koushki, Ahamd Raeisi, Khalil Faghihi

Publikováno v: Journal of the Chilean Chemical Society, Volume: 58, Issue: 3, Pages: 1884-1887, Published: SEP 2013
Journal of the Chilean Chemical Society v.58 n.3 2013
SciELO Chile
CONICYT Chile
instacron:CONICYT

Six new dicarboxylic acids 3a-f were synthesized by the reaction of 3,3΄,4,4΄-biphenyltetracarboxylic dianhydride (BPDA) 1 with L-amino acids 2a-f in a solution of glacial acetic acid/pyridine (Py) at refluxing temperature. Then six new optically a

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http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072013000300020&lng=en&tlng=en