✦ LIBER ✦

ChemInform Abstract: Organocatalytic Michael Addition of Naphthoquinone with α,β-Unsaturated Ketones: Primary Amine Catalyzed Asymmetric Synthesis of Lapachol Analogues.

✍ Scribed by Guangcun Zhang; Yifeng Wang; Wei Zhang; Xiangsheng Xu; Aiguo Zhong; Danqian Xu

Publisher: John Wiley and Sons
Year: 2011
Weight: 31 KB
Volume: 42
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.201130089

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Organocatalytic Michael Addition of Naph

Organocatalytic Michael Addition of Naphthoquinone with α,β-Unsaturated Ketones: Primary Amine Catalyzed Asymmetric Synthesis of Lapachol Analogues

✍ Guangcun Zhang; Yifeng Wang; Wei Zhang; Xiangsheng Xu; Aiguo Zhong; Danqian Xu 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 English ⚖ 443 KB

## Abstract A highly efficient organocatalytic synthesis of lapachol analogues from the Michael addition of naphthoquinone to various α,β‐unsaturated ketones catalyzed by primary amines is presented. Good to high yields (up to 93 %) and high to excellent enantioselectivities (up to 98 % __ee__) wer

ChemInform Abstract: Asymmetric Multifun

ChemInform Abstract: Asymmetric Multifunctional Organocatalytic Michael Addition of Nitroalkanes to α,β-Unsaturated Ketones.

✍ Pengfei Li; Yongcan Wang; Xinmiao Liang; Jinxing Ye 📂 Article 📅 2008 🏛 John Wiley and Sons ⚖ 47 KB 👁 2 views

ChemInform Abstract: Asymmetric Organoca

ChemInform Abstract: Asymmetric Organocatalytic Michael Addition of α,β-Unsaturated Ketone with 1,2,4-Triazole.

✍ Yufeng Zhou; Xin Li; Wenjun Li; Chunlin Wu; Xinmiao Liang; Jinxing Ye 📂 Article 📅 2011 🏛 John Wiley and Sons ⚖ 46 KB 👁 1 views

## Abstract The process is applicable to aryl and cyclic ketones and thus allows the access to various optically active nitrogen heterocycles.

ChemInform Abstract: Organocatalytic and

ChemInform Abstract: Organocatalytic and Direct Asymmetric Vinylogous Michael Addition of 3-Cyano-4-methylcoumarins to α,β-Unsaturated Ketones.

✍ Xiong Huang; Yi-Hang Wen; Fei-Ting Zhou; Ce Chen; Dong-Cheng Xu; Jian-Wu Xie 📂 Article 📅 2011 🏛 John Wiley and Sons ⚖ 32 KB 👁 1 views

ChemInform Abstract: Enantioselective Co

ChemInform Abstract: Enantioselective Conjugate Addition of N-Heterocycles to α,β-Unsaturated Ketones Catalyzed by Chiral Primary Amines.

✍ Guangshun Luo; Shilei Zhang; Wenhu Duan; Wei Wang 📂 Article 📅 2009 🏛 John Wiley and Sons ⚖ 35 KB 👁 1 views

ChemInform Abstract: Michael Addition of

ChemInform Abstract: Michael Addition of Dimedone with α,β-Unsaturated Ketones: Synthesis of Quinoline and Chromene Derivatives.

✍ Dhananjay B. Kendre; Raghunath B. Toche; Madhukar N. Jachak 📂 Article 📅 2008 🏛 John Wiley and Sons ⚖ 27 KB 👁 1 views