A Convenient Synthesis of Aromatic-Ring-
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Abhijit Sarkar; Shuji Okada; Hachiro Nakanishi; Hiro Matsuda
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Article
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1999
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John Wiley and Sons
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German
⚖ 59 KB
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A simple and convenient way for the preparation of symmetrical diarylbutadiynes 5 with improved yields is reported (Scheme 2). The reaction time is drastically reduced using this method compared to previously reported procedures.