One-pot synthesis of 2-amino-4-aryl-5-oxo-5,6,7,8-tetrahydro-4H-1-benzopyran-3-carbonitriles in aqueous media
2004; SAGE Publishing; Volume: 2004; Issue: 12 Linguagem: Inglês
10.3184/0308234043431294
ISSN2047-6507
AutoresDaqing Shi, Jie Mou, Qiya Zhuang, Xiang‐Shan Wang,
Tópico(s)Synthesis of Organic Compounds
ResumoThe reaction of aromatic aldehyde, malononitrile and 1,3-cyclohexanediones in water in the presence of triethylbenzyl-ammonium chloride (TEBA) provides an efficient access to 3-cyano-substituted 2-amino-4-aryl-4,6,7,8-tetrahydro-5H-1-benzopyran-5-ones.
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