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One-pot synthesis of novel pyrrolo-1,4-benzoxazines via a three-component reaction of 2-amino phenols, acetylenic esters and nitrostyrene derivatives

✍ Scribed by Moradi, Loghman; Piltan, Mohammad; Rostami, Hedieh


Book ID
122194458
Publisher
Chinese Electronic Periodical Services
Year
2014
Tongue
English
Weight
325 KB
Volume
25
Category
Article
ISSN
1001-8417

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## Abstract The diazonium salt of 2‐aminophenol **2** was coupled __in situ__ with malononitrile derivatives **3a‐d**, 2‐cyanomethylthiazolin‐4‐one **9**, 2‐cyanomethylbenzimidazole **11a**, and 2‐cyanomethylbenzothiazole **11b** to give 2‐amino[1,4,5]benzoxadiazepine derivatives **6a‐d, 10** and *