Superacids and Their Derivatives. IV. Kinetic Studies on the Ring-Opening Polymerization of Tetrahydrofuran Initiated with Ethyl Trifluoromethanesulfonate by Means of 19F and 1H Nuclear Magnetic Resonance Spectroscopy. Evidence for the Oxonium-Ester Equilibrium of the Propagating Species
- 1 July 1974
- journal article
- research article
- Published by American Chemical Society (ACS) in Macromolecules
- Vol. 7 (4) , 415-420
- https://doi.org/10.1021/ma60040a004