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Switchable Solvents Consisting of Amidine/Alcohol or Guanidine/Alcohol Mixtures
Liquids that consist of a mixture of an alcohol and either an amidine or a guanidine have been developed to switch from a low-polarity form to a high-polarity ionic liquid upon treatment with CO2 at… Expand
Complexes of Silver with Histidine and Imidazole Investigated by the Calorimetric and Potentiometric Methods
- R. Czoik, A. Heintz, E. John, W. Marczak
- Chemistry
- 1 December 2008
The stability constants and enthalpies of formation of silver (I) complexes with histidine and imidazole were determined. Two types of complexes were found: AgL and AgL+2 . The second is much more… Expand
Regioselective syntheses of 2,3,4-tribromopyrrole and 2,3,5-tribromopyrrole.
- E. John, P. Pollet, L. Gelbaum, J. Kubanek
- Chemistry, Medicine
- Journal of natural products
- 30 October 2004
2,3,4-Tribromopyrrole (1) and 2,3,5-tribromopyrrole (2) were each synthesized from pyrrole. Spectral data and antifeedant effects for synthetic 1 and the antipredatory chemical defense compound of… Expand
Benign coupling of reactions and separations with reversible ionic liquids
- R. Hart, P. Pollet, +7 authors C. L. Liotta
- Chemistry
- 30 January 2010
Abstract Reversible ionic liquids are a novel class of solvents that combine an effective medium where reactions occur with a ‘built-in’ separation ability for facile recovery of the products and… Expand
Piperylene sulfone: a labile and recyclable DMSO substitute.
- D. Vinci, M. Donaldson, +7 authors C. Eckert
- Chemistry, Medicine
- Chemical communications
- 28 March 2007
The properties and uses of piperylene sulfone as a new, recyclable dipolar, aprotic solvent for conducting organic reactions are presented.
Chapter 1:Production and Properties of Fuels from Domestic and Industrial Waste
Waste is a byproduct of life and civilisation; it is the material that remains after a useful component has been consumed. From an economic perspective, waste is a material involved in life or… Expand
The application of calcined marlstones as a catalyst in biodiesel production from high free fatty acid coconut oil
- Phaedra Jaggernauth-Ali, E. John, P. Bridgemohan
- Chemistry
- 15 October 2015
Abstract The price of biodiesel compared with petrodiesel is sufficiently high to be a deterrent to consumers. By utilising calcium oxide catalysts, the cost of one of the operational inputs, the… Expand
Task order 3 under boa 514 / fiscal year 2006
- C. Liotta, P. Pollet, +4 authors Kris N. Griffith
- Economics
- 9 June 2009
Unique class of sustainable solvents: reversible ionic liquids
- R. Hart, W. Leitner, +7 authors C. Eckert
- Chemistry
- 2010
Additives for drilling fluids based oil
- D. Marshall, P. Wille, E. Frank, E. John
- Materials Science
- 8 May 2014
An additive for a treatment fluid comprising wells a sulfonated asphaltic composition comprising particles having a particle size less than about 215 D₉₀ mm. A well treatment fluid comprising (i) an… Expand
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