Cu (I) Catalyzed One Pot S-N-Click Reactions of Halogenated Coumarins and 1-aza-coumarins

A one pot three component, copper catalyzed azide-alkyne cycloaddition reaction has been employed for the synthesis of bis-coumarinyl triazoles (A-D) using 4-chloro, 4-bromomethyl, 3-bromoacetyl and 4-bromomethyl-1-aza-coumarins (I-IV), sodium azide, and coumarin propargyl ethers (V-IX) in moderate...

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Published inJournal of heterocyclic chemistry Vol. 55; no. 2; pp. 537 - 544
Main Authors Revankar, Hrishikesh M., Kulkarni, Manohar V.
Format Journal Article
LanguageEnglish
Published HOBOKEN Wiley 01.02.2018
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Abstract A one pot three component, copper catalyzed azide-alkyne cycloaddition reaction has been employed for the synthesis of bis-coumarinyl triazoles (A-D) using 4-chloro, 4-bromomethyl, 3-bromoacetyl and 4-bromomethyl-1-aza-coumarins (I-IV), sodium azide, and coumarin propargyl ethers (V-IX) in moderate yields.
AbstractList A one pot three component, copper catalyzed azide-alkyne cycloaddition reaction has been employed for the synthesis of bis-coumarinyl triazoles (A-D) using 4-chloro, 4-bromomethyl, 3-bromoacetyl and 4-bromomethyl-1-aza-coumarins (I-IV), sodium azide, and coumarin propargyl ethers (V-IX) in moderate yields.
A one pot three component, copper catalyzed azide‐alkyne cycloaddition reaction has been employed for the synthesis of bis ‐coumarinyl triazoles ( A – D ) using 4‐chloro, 4‐bromomethyl, 3‐bromoacetyl and 4‐bromomethyl‐1‐ aza ‐coumarins ( I – IV ), sodium azide, and coumarin propargyl ethers ( V – IX ) in moderate yields.
Author Kulkarni, Manohar V.
Revankar, Hrishikesh M.
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  organization: Karnatak Univ, Dept Studies Chem, Pavate Nagar, Dharwad 580003, Karnataka, India
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  givenname: Manohar V.
  surname: Kulkarni
  fullname: Kulkarni, Manohar V.
  email: manohar274@gmail.com
  organization: Karnatak Univ, Dept Studies Chem, Pavate Nagar, Dharwad 580003, Karnataka, India
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Keywords CYCLOADDITION
ALKYNES
AZIDE
ACIDS
1,2,3-TRIAZOLES
Language English
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Snippet A one pot three component, copper catalyzed azide-alkyne cycloaddition reaction has been employed for the synthesis of bis-coumarinyl triazoles (A-D) using...
A one pot three component, copper catalyzed azide‐alkyne cycloaddition reaction has been employed for the synthesis of bis ‐coumarinyl triazoles ( A – D )...
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SubjectTerms Chemistry
Chemistry, Organic
Physical Sciences
Science & Technology
Title Cu (I) Catalyzed One Pot S-N-Click Reactions of Halogenated Coumarins and 1-aza-coumarins
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