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ChemInform Abstract: Novel Synthetic Methodologies. Part 216. Simple, Efficient, and Catalyst-Free Synthesis of (2-Amino-4H-1-benzopyran-4-yl)phosphonates in Polyethylene Glycol.

✍ Scribed by Biswanath Das; Penagaluri Balasubramanyam; Gandolla Chinna Reddy; Nayaki Salvanna

Publisher: John Wiley and Sons
Year: 2011
Weight: 33 KB
Volume: 42
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.201148191

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Simple, Efficient, and Catalyst-Free Synthesis of (2-Amino-4H-1-benzopyran-4-yl)phosphonates in Polyethylene Glycol

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Several (2-amino-4H-1-benzopyran-4-yl)phosphonates were efficiently synthesized by employing a multicomponent protocol involving a salicylaldehyde, malononitrile or ethyl cyanoacetate, and a trialkyl phosphite in polyethylene glycol. The latter could be recovered and re-used. No additional solvent o

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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v