Eine unerwartete Reaktion zwischen Oxaly
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Lindauer, Dirk ;Atzrodt, Jens ;Beckert, Rainer ;Görls, Helmar
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Article
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1995
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John Wiley and Sons
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English
⚖ 287 KB
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An Unexpected Reaction between Oxalyl Chloride and Atropisomeric Diamines Chiral diamines like (__S__)‐1,1′‐binaphthalene‐2,2′‐diamine (3a) were acylated by oxalyl chloride to yield mainly a macrocyclic lactame 5, whereas the eight‐membered oxamide 4 was formed only in small quantity.