Eine neue Synthese von 8-Hydroxy-2-methy
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Robert W. Gray; Andréa S. Dreiding
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Article
📅
1980
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John Wiley and Sons
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German
⚖ 312 KB
👁 1 views
**A new Synthesis of 8‐Hydroxy‐2‐methyl‐1,2,3,4‐tetrahydroisoquinoline** __Vilsmeier__ formylation of __N__‐[2‐(3,5‐dimethoxyphenyl)ethyl]‐trifluoroacetamide (**5**) yielded the aldehyde **6**, which under mild basic conditions was hydrolyzed to **7** and cyclized to 6,8‐dimethoxy‐3,4‐dihydroisoqui