## Abstract High‐molecular‐weight poly(0,0′‐dicarbobenzoxy‐L‐β‐3,4‐dihydroxyphenyl‐α‐alanine) was prepared by the __N__‐carboxyanhydride method. From the results obtained by a study of the optical rotation, nuclear magnetic resonance, and solution infrared absorption, the conformation of poly(0,0′‐
Synthesis and conformational study of poly(l-β-3,4-dihydroxyphenyl-α-alanine)
✍ Scribed by Hiroyuki Yamamoto; Tadao Hayakawa
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 455 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0032-3861
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📜 SIMILAR VOLUMES
## Abstract Six different sequential polypeptides with the repeating units L‐lysyl‐L‐DOPA, L‐DOPA‐L‐lysine, L‐lysyl‐L‐lysyl‐L‐DOPA, L‐DOPA‐L‐DOPA‐L‐lysine, L‐lysyl‐L‐lysyl‐L‐lysyl‐L‐DOPA, and L‐DOPA‐L‐DOPA‐L‐DOPA‐L‐lysine have been synthesized by solution polymerization of the __p__‐nitrophyenyl es
## Abstract Sequential polypeptides with the repeating units L‐glutamyl‐L‐DOPA, L‐DOPA‐L‐glutamyl‐L‐DOPA, L‐glutamyl‐L‐glutamyl‐L‐DOPA, L‐DOPA‐L‐DOPA‐L‐glutamyl‐L‐DOPA, and L‐glutamyl‐L‐glutamyl‐L‐glutamyl‐L‐DOPA have been synthesized by solution polymerization of the __p__‐nitrophenyl esters of th
Isomerization was performed by refluxing solutions of ( 3 j -( 7 ) (5mmol) in 2.0M (12.51111) ethereal zinc iodide solution for 2-4 h. The isomerizations can also be carried out on a preparative scale: