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1、REVIEWpubs.acs.org/CRRongalite:AUsefulReagentinOrganicSynthesis†SambasivaraoKotha*andPritiKhedkarDepartmentofChemistry,IndianInstituteofTechnology—Bombay,Mumbai400076,India+CONTENTSisrepresentedbythechemicalformulaNaHOCH2SO232H2O.Thesalthasmanynames,suchasfo
2、rmaldehydesodium1.IntroductionAbisulfiteadduct,formaldehydesodiumsulfoxylate,formaldehy-2.SyntheticUseofRongaliteBdesulfoxylicacidsodiumsalt,natriumformaldehydesulfoxylate,2.1.PreparationofSulfonesviaRongaliteBnatriumhydroxymethanesulfinate,sodiumformaldehydesu
3、lfox-2.2.PreparationofSultinesviaRongaliteDylate,sodiummethanalsulfoxylate,sodiumoxymethanesulfinic2.3.TelluriumRongalite-Mediatedacid,andsodiumsulfoxylateformaldehyde.Rongalitecontainslarge,transparent,andtubularcrystals.ItisTransformationsMastronglyhygrosco
4、picsubstanceandshouldbestoredinadry,2.3.1.DebrominationofVicinalcool,darkplace,protectedfrommoisture.RongaliteisodorlessDibromoalkanesMorpossessesafaintleeksmell.Thelossofpurityandhence2.3.2.ReductionofNitroaromaticsMreactivityisindicatedifitsmellslikefish.12.
5、3.3.SynthesisofAllylicAlcoholsNTruterinvestigatedtheX-raycrystalstructureofrongalite2.4.Rongalite-PromotedReductiveDehalogenationRandconfirmedthechemicalstructureshowninFigure1.Thereareseveralmethodsavailableintheliteratureforthe2.4.1.ReductiveDehalogenationof
6、Aldehydes2preparationofrongalite(1),anditiscommerciallyavailableandKetonesRaslump,powder,andgranulestomeetthedemandsof2.4.2.ReductiveDehalogenationLeadingtothevariousindustrialapplications.SynthesisofDialkyl/ArylTelluridesSThestabilityofrongaliteatvarioustemp
7、eraturesandunder2.4.3.ReductiveDehalogenationofPerfluor-Sacidicorbasicconditionshasbeenastudiedthoroughlyby3oarylHalidesKunin.Rongaliteinaqueoussolutionwasfoundtodecomposeat80°CtodecreasethepHofthesolution.At80°C,inaqueous2.5.Rongalite-InducedReductionofAldehy
8、desandsolution,rongalitewasfoundtodecomposetoproducesodiumBenzilsTsulfite,sodiumsulfide,formaldehyde,andwaterandliberate2.6.SynthesisofFluorine-ContainingOrganicMa-sulfurdioxideandhydrogens
