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Synthesis of optically active poly(amido)imide based on N,N′-hexamethylene-bis-aspartic acid di-imide

✍ Scribed by T.A. Kalinina; T.V. Sheremeteva; N.G. Illarionova


Book ID
118360582
Publisher
Elsevier Science
Year
1974
Weight
288 KB
Volume
16
Category
Article
ISSN
0032-3950

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New optically active poly(amide-imide)s
✍ Khalil Faghihi 📂 Article 📅 2008 🏛 John Wiley and Sons 🌐 English ⚖ 368 KB 👁 2 views

## Abstract Five new poly(amide‐imide)s **8a–e** were synthesized through the direct polycondensation reaction of five chiral __N__,__N__′‐(pyromellitoyl)‐bis‐L‐amino acids **3a–e** with 1,3‐bis(4‐aminophenoxy) propane **7** in a medium consisting of __N__‐methyl‐2‐pyrrolidone, triphenyl phosfite,