ピューリン塩基の地域選択C8金属化のための多用途な方法論
Dirk Brackemeyer1, Alexandre Hervé, Christian Schulte to Brinke
1Institut für Anorganische und Analytische Chemie, Westfälische Wilhelms-Universität Münster , D-48149 Münster, Germany.
Journal of the American Chemical Society
|May 15, 2014
まとめ
8-クロロカフェインのようなピューリン誘導体は,プラチナ複合体と反応し,新しいC(8) 結合イリデンリガンドを形成する. その後のプロトネーションは,ピュリン由来のN-ヘテロサイクリックカルベンリガンドを生成し,協調化学を拡張します.
科学分野:
- 有機金属化学 有機金属化学
- 協調化化学について
- 薬用化学 薬用化学について
背景:
- ピューリン核塩基は通常,窒素原子を通して金属イオンに調整されます.
- C-ハロゲン結合を含む酸化添加反応は,有機金属合成の鍵です.
研究 の 目的:
- プラチナ複合体とのピューリン誘導体の新しい反応性を探求する.
- ピューリン由来リガンドを含む新しいプラチナ (II) 複合体を合成し,特徴づけること.
主な方法:
- 8-クロロカフェインと8-ブロモ-9-メチラデニンがテトラキス (((トリフェニルフォスフィン)) プラチナ (((0) と反応する.
- 発現したプラチナ (((II) 複合体の特徴は,スペクトロスコピー技術を用いて描写する.
- N-ヘテロサイクルカルベン複合体を生成するためのプロトネーション研究.
主要な成果:
- プーリンのC(8) -ハロゲン結合をプラチナ中心に酸化的に添加することが成功しました.
- プラチナ (((II) 複合体の形成は,ユニークなC (((8) 結合イリデンのリガンドを持つ.
- イリデンのプロトネーションを通じて,ピューリンベースのN-ヘテロサイクルカルベンリガンドの生成.
結論:
- purin-機能化された有機金属複合体への新しい合成経路を示した.
- 協調化学における多用途リガンドとしてのピューリンの可能性を強調した.
- 新しいプラチナベースの治療薬または触媒を開発するための道が開かれました.
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