Synthesis and optical resolution of 3-ethyl-3-phenylazetidinone-2 were improved to obtain (RS)-, (R)-and (S)-monomers having optical purities up to 98%, which could successfully be determined by ~H-NMR 250 MHz using tris[3-(2,2,2-trifluoro-l-hydroxymethylidene)d-camphorato]europium III as a shift re
✦ LIBER ✦
α-ethyl-α-benzyl-β-propiolactone—I. Synthesis of (R)-, (S)- and (RS)-monomer, polymerization and some properties of polyesters
✍ Scribed by F.J. Carrière; R. Blottiau; H. Sekiguchi
- Publisher
- Elsevier Science
- Year
- 1986
- Tongue
- English
- Weight
- 612 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0014-3057
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