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Facile Preparation of 3-Amino-4-(arylamino)-1H-isochromen-1-ones by a New Multicomponent Reaction

✍ Scribed by Till Opatz; Dorota Ferenc

Publisher
John Wiley and Sons
Year
2005
Tongue
English
Weight
101 KB
Volume
2005
Category
Article
ISSN
1434-193X

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## Abstract magnified image A simple one‐step method for preparation of novel 1,3,4‐triaryl‐3,4‐dihydropyrimidin‐2(1__H__)‐ones has been developed by reaction of aromatic isocyanates with β‐arylamino‐1‐phenylpropan‐1‐ones in refluxing toluene in the presence of KHSO~4~ and HCl.