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Òø³æ (СÓÐÃûÆø)

[ÇóÖú] Çó·­Ò룬лл

1.85 g (19.0 mmol) Benzylamin wurde zusammen mit
5.0 g (17.2 mmol) 11a in 10 ml Methanol 10 min am
R¨¹ckfluß erhitzt und anschließend im Eisbad abgek¨¹hlt.
Dabei fiel 15 in Form farbloser Kristalle aus. Es wurde abgesaugt und mit wenig kaltem Methanol gewaschen. Zur
weiteren Reinigung wurde aus Methanol umkristallisiert.
Ausbeute: 6.28 g (96 %).
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½ð³æ (ÖøÃûдÊÖ)

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