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Merck
  • New multicomponent approach for the synthesis of benzo[c]coumarin derivatives over MgO under solvent-free conditions.

New multicomponent approach for the synthesis of benzo[c]coumarin derivatives over MgO under solvent-free conditions.

Molecular diversity (2010-07-24)
Hassan Valizadeh, Ashraf Fakhari
초록

In this study, a three-component one-pot synthesis of select 5-amino-6-cyano-3-hydroxybenzo[c]coumarin compounds derived from salicylaldehydes, malononitrile, and ethyl acetoacetate is reported. The reaction is conducted on grinding over MgO at room temperature resulting in good yields.

MATERIALS
제품 번호
브랜드
제품 설명

Sigma-Aldrich
Ethyl acetoacetate, puriss. p.a., ≥99.0% (GC)
Sigma-Aldrich
Ethyl acetoacetate, natural, ≥97%, FG
Sigma-Aldrich
Ethyl acetoacetate, ReagentPlus®, 99%
Sigma-Aldrich
Ethyl acetoacetate, ≥99%, FCC, FG
Sigma-Aldrich
Ethyl acetoacetate, Arxada quality, ≥99.0% (GC)