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“Me2CuLi×TMSCl in CH2Cl2”. The Most Powerful Methylating Agent for Sterically Congested α,β-Enoates.

✍ Scribed by Naoki Asao; Sunyoung Lee; Yoshinori Yamamoto

Publisher: John Wiley and Sons
Year: 2003
Weight: 87 KB
Volume: 34
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200336067

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‘Me2CuLi·TMSCl in CH2Cl2’. The most powerful methylating agent for sterically congested α,β-enoates

✍ Naoki Asao; Sunyoung Lee; Yoshinori Yamamoto 📂 Article 📅 2003 🏛 Elsevier Science 🌐 French ⚖ 162 KB

The reaction of Me 2 CuLi with sterically congested a,b-unsaturated esters in the presence of TMSCl in CH 2 Cl 2 proceeded very smoothly to produce the conjugate addition products in high yields.