title: Synthesis and crystal structure of [2 + 2] calixsalens.
abstract: Efficient synthesis of chiral [2 + 2] macrocyclic tetraimines which display calixarene-like crystal structures has been described, with short reaction times under microwave irradiation.
authors.affiliation: Department of Chemistry, Indian Institute of Technology Madras, Chennai, 600 036, India.
authors.forename: Sankareswaran
authors.initials: S
authors.lastname: Srimurugan
authors.forename: Balasubramanian
authors.initials: B
authors.lastname: Viswanathan
authors.forename: Thirukallam Kanthadai
authors.initials: TK
authors.lastname: Varadarajan
authors.forename: Babu
authors.initials: B
authors.lastname: Varghese