Flow synthesis using gaseous ammonia in a Teflon AF-2400 tube-in-tube reactor: Paal–Knorr pyrrole formation and gas concentration measurement by inline flow titrationCranwell, P. ORCID: https://orcid.org/0000-0001-7156-5576, O'Brien, M., Browne, D.L., Koos, P., Polyzos, A., Peña-López, M. and Ley, S.V. (2012) Flow synthesis using gaseous ammonia in a Teflon AF-2400 tube-in-tube reactor: Paal–Knorr pyrrole formation and gas concentration measurement by inline flow titration. Organic & Biomolecular Chemistry, 10. pp. 5774-5779. ISSN 1477-0520 Full text not archived in this repository. It is advisable to refer to the publisher's version if you intend to cite from this work. See Guidance on citing. To link to this item DOI: 10.1039/c2ob25407g Abstract/SummaryUsing a simple and accessible Teflon AF-2400 based tube-intube reactor, a series of pyrroles were synthesised in flow using the Paal–Knorr reaction of 1,4-diketones with gaseous ammonia. An inline flow titration technique allowed measurement of the ammonia concentration and its relationship to residence time and temperature.
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