Selective acylation of 4,5-diamino-9,9′-dimethylxanthene through an aggregation effect

Tetrahedron Letters

Volumn 49, Issue 5, 2008, Pages 790-793

  Muñiz, Francisco M ^a   Simón, Luis ^a   Sáez, Silvia ^a   Raposo, César ^a   Morán, Joaquín R ^a  

^a UNIVERSITY OF SALAMANCA   (Spain)

Author keywords

Hydrogen bond catalysis; Molecular recognition; Selective acylation

Indexed keywords

4,5 DIAMINO 9,9' DIMETHYLXANTHENE; CYCLOHEXYL ISOCYANATE; ISOCYANATE; ISOCYANIC ACID DERIVATIVE; UNCLASSIFIED DRUG; XANTHENE DERIVATIVE;

ACYLATION; ARTICLE; CATALYSIS; CHEMICAL REACTION; CHEMICAL STRUCTURE; HYDROGEN BOND; MOLECULAR RECOGNITION; ORGANIC CHEMISTRY;

EID: 37649020600     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2007.11.189     Document Type: Article

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27. 2 as eluent, affording 51.2 g (125 mmol, 92% yield).