title: A cascade reaction actuated by nucleophilic heterocyclic carbene catalyzed intramolecular addition of enals via homoenolate to α,β-unsaturated esters: efficient synthesis of coumarin derivatives.
abstract: A nucleophilic heterocyclic carbene mediated intramolecular homoenolate reaction strategy for the efficient synthesis of 4-alkyl substituted coumarins is described.
authors.affiliation: Organic Chemistry Section, National Institute for Interdisciplinary Science and Technology (CSIR), Thiruvananthapuram, India.
authors.forename: C R
authors.initials: CR
authors.lastname: Sinu
authors.forename: D V M
authors.initials: DV
authors.lastname: Padmaja
authors.forename: U P
authors.initials: UP
authors.lastname: Ranjini
authors.forename: K C
authors.initials: KC
authors.lastname: Seetha Lakshmi
authors.forename: Eringathodi
authors.initials: E
authors.lastname: Suresh
authors.forename: Vijay
authors.initials: V
authors.lastname: Nair