... Volume: Page: Digital Object Identifier (DOI). ... Inert atmosphere manipulations were carried out under nitrogen prepurified by passage through an O 2 scrubbing tower (Schweizerhall R3-11 catalyst) and a drying tower (Linde 3-Å molecular sieves). ...
[Zhou, Zhiming; Costa, Mirco; Chiusoli, Gian Paolo Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1992 , # 11 p. 1399 - 1406]