A Short Synthetic Route to 4,7-Dihalogen
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Michael Schmittel; Horst Ammon
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Article
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1998
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John Wiley and Sons
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English
โ 650 KB
A short and efficient preparation of 3,8-dialkylated or 3,8diarylated 1,10-phenanthrolines-4,7-diones is described. Their chlorination or bromination furnishes the corresponding, highly soluble 4,7-dichloro-or 4,7-dibromo phenanthro-