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N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride as a highly effective catalyst for the synthesis of 4H-pyrano[2, 3-c]pyrazoles, α-carbamatoalkyl-β-naphthols and α-amidoalkyl-β-naphthols
1. N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride as a highly effective catalyst for the synthesis of 4H-pyrano[2, 3-c]pyrazoles, α-carbamatoalkyl-β-naphthols and α-amidoalkyl-β-naphthols

Sharareh Ravanshad; Hakimeh Asvar; Fatemeh Fouladi; Arezoo Pourkazemi; Maasoomeh Shamsizadeh; Maryam Khalili; Maria Merajoddin; Abdolkarim Zare

Volume 4, Issue 2 , April 2020, , Pages 173-182

http://dx.doi.org/10.22034/AJGC/2020.2.5

Abstract
  In this work, N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride {[TMEDSA][Cl]2} has been utilized as a highly effective catalyst in order to promote the following ...  Read More