アンフィフィリック・コーディネーション・ケージベースのエミュルシファーの合理的な設計
Subhadeep Saha1, Björn Holzapfel1, Yen-Ting Chen2
1Faculty of Chemistry and Chemical Biology , TU Dortmund University , Otto-Hahn-Str. 6 , 44227 Dortmund , Germany.
Journal of the American Chemical Society
|December 6, 2018
まとめ
研究者は新しいケージベースのジェミニアンフィフィール (CGA) を作りました. これらの構造は鎖を形成し,オイルインオイルエムルションを安定させ,多孔な調整ケージの用途を拡大します.
科学分野:
- 超分子化学
- 材料科学
- ナノテクノロジー
背景:
- 毛細なコーディネーションケージは 制御されたゲストの取り込み,薬物投与,分離,および触媒を可能にします.
- 3Dケージの形状と自己組み立て材料の外部機能化に関する研究は限られている.
研究 の 目的:
- 機能的な調整ケージから自己組み立てた新しい材料を開発する.
- ゲミニ・アンフィフィルの自己組み立て行動と性質を調査する.
主な方法:
- アクリドン基 (L^A) とフェナントレン基 (L^B) リガンドの合成
- リガンドの自己組み立ては,異質調整ケージ cis-[Pd2{\ L^A}2{\ L^B}2]4+ (CGA-1) にする.
- 液体細胞伝送電子顕微鏡 (LC-TEM) を使用した特徴付け.
主要な成果:
- 極性溶剤でアニソトロピックサイドチェーンのカチオンケージ (CGA-1) が自己組織化して小胞 (直径>100 nm) になる.
- LC-TEMでは 長い距離の相互作用によって 鎖やネックレスを形成する 膀が示されました
- オイル・イン・オイル・エムルションの安定性を示した.
結論:
- ケージベースの双子アンフィフィール (CGAs) は,自己組み立ての膀構造を形成することができます.
- これらのCGAは,ユニークな集積行動と乳液安定化能力を有しています.
- この発見は,材料科学とナノテクノロジーにおける調整ケージの有用性を拡大する.
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