01193nas a2200241   4500008004100000022001400041245013900055210006900194260007300263300001400336490000600350520026900356653002800625653002700653653002400680653001700704653002300721100002700744700001700771700002000788700002300808856012000831       2008                        eng d  a1566-736700aSulfamic acid: an efficient and cost-effective solid acid catalyst for the synthesis of alpha-aminophosphonates at ambient temperature0 aSulfamic acid an efficient and costeffective solid acid catalyst  aPO BOX 211, 1000 AE AMSTERDAM, NETHERLANDSbELSEVIER SCIENCE BVcMAY  a1822-18260 v93 a<p>Sulfamic acid catalyzed solvent-free protocol has been developed for the synthesis of alpha-aminophosphonates by three component condensation between aldehydes, amines and diethyl phosphite at ambient temperature. (C) 2008 Elsevier B.V. All rights reserved.</p>10aalpha-Aminophosphonates10adiethylphosphite (DEP)10asolid acid catalyst10aSolvent-free10asulfamic acid (SA)1 aMitragotri, Satish, D.1 aPore, D., M.1 aDesai, Uday, V.1 aWadgaonkar, P., P.  uhttps://library.ncl.res.in/content/sulfamic-acid-efficient-and-cost-effective-solid-acid-catalyst-synthesis-alpha-001464nas a2200241   4500008004100000022001400041245013600055210006900191260010300260300001200363490000700375520049700382653003100879653002300910653002400933653001700957100002700974700001801001700002001019700002701039700002801066856012801094       2013                        eng d  a1631-074800aMechanistic approach for expeditious and solvent-free synthesis of alpha-hydroxy phosphonates using potassium phosphate as catalyst0 aMechanistic approach for expeditious and solventfree synthesis o  a23 RUE LINOIS, 75724 PARIS, FRANCEbELSEVIER FRANCE-EDITIONS SCIENTIFIQUES MEDICALES ELSEVIERcFEB  a148-1520 v163 a<p>An extremely simple, high yielding, highly rapid and solvent-free protocol has been described for hydrophosphylation of aldehydes using potassium phosphate as catalyst. Easy commercial availability of the reusable catalyst, operational simplicity at ambient temperature and avoidance of conventional work-up as well as purification procedure makes this solvent-free protocol a near-ideal synthesis. (C) 2012 Academie des sciences. Published by Elsevier Masson SAS. All rights reserved.</p>10aalpha-hydroxy phosphonates10aHydrophosphylation10aPotassium phosphate10aSolvent-free1 aKulkarni, Makarand, A.1 aLad, Uday, P.1 aDesai, Uday, V.1 aMitragotri, Satish, D.1 aWadgaonkar, Prakash, P.  uhttps://library.ncl.res.in/content/mechanistic-approach-expeditious-and-solvent-free-synthesis-alpha-hydroxy-phosphonates-0