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1、SupportingInformationSupportingInformationSupportingInformationSynthesisoffuransandpyrrolesfrom2-alkoxy-2,3-dihydrofuransthroughanucleophilicsubstitution-triggeredheteroaromatizationaaaaa,bChanghuiLiu,LiZhou,WenboHuang,ManWang,andYanlongGu*a:KeylaboratoryofMaterialChemistryforEner
2、gyConversionandStorage,MinistryofEducation,HubeiKeyLaboratoryofMaterialChemistryandServiceFailure,SchoolofChemistryandChemicalEngineering,HuazhongUniversityofScienceandTechnology(HUST),1037Luoyuroad,HongshanDistrict,Wuhan430074,China.Phone:(0)86-(0)27-87543732,Fax:(0)86-(0)27-8754
3、4532,E-mail:klgyl@hust.edu.cnb:StateKeyLaboratoryforOxoSynthesisandSelectiveOxidation,LanzhouInstituteofChemicalPhysics,Lanzhou,730000(P.R.China)TableofContent1.Generalremarks..........................................................................................................
4、...............S12.Generalprocedureforthesynthesisof4,5-dihydrofuran......................................................S23.Treated2awithmethyl2-methylfuran-3-carboxylate.............................................................S34.Characterizationdataofnewcompounds..........
5、.....................................................................S45.CopyofNMRdata...................................................................................................................S71.Generalremarks.Unlessotherwisenoted,allreagentswerepurchasedfromcommercialsu
6、ppliersandusedwithoutpurification.5-methoxy-1H-indole,5-fluoro-2-methyl-1H-indole,6-methyl-1H-indole,6-fluoro-1H-indole,methyl1H-indole-6-carboxylate,1-methyl-1H-indole,4-fluoroaniline,3-fluoroaniline,2-bromoaniline,3,4-difluoroaniline,4-(trifluoromethoxy)aniline,3-chloro-2-methyl
7、anilinewerepurchasedfromAccelaChemBioCo.,Ltd.1H-indole,2-methyl-1H-indole,aniline,phosphoruspentasulfide,pentane-2,4-dione,methyl3-oxobutanoate,ethyl3-oxobutanoate,5,5-dimethylcyclohexane-1,3-dionewerepurchasedfromSinopharmChemicalReagentCo.,Ltd.2-phenyl-1H-indole,4-chloro-1H-indo
8、le,7-ethyl-1H-indole,5-methoxy-7-