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Synthesis and characterization of new optically active poly(azo-ester-imide)s via interfacial polycondensation

✍ Scribed by Abdol R. Hajipour; Saeed Zahmatkesh; Parniyan Roosta; Arnold E. Ruoho


Publisher
Springer
Year
2008
Tongue
English
Weight
282 KB
Volume
36
Category
Article
ISSN
0939-4451

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4,4'-(HexaΒ―uoroisopropylidene)-bis-(phthalic anhydride) (1) was reacted with L-leucine (2) in toluene solution at reΒ―uxing temperature in the presence of triethylamine and the resulting imideacid (4) was obtained in quantitative yield. The compound (4) was converted to the diacid chloride (5) by rea