picoline


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picoline

[′pik·ə‚lēn]
(organic chemistry)
C5H4N(CH3) Family of colorless liquid isomers, soluble in water and alcohol; the alpha form, boiling at 129°C, is used as a solvent and chemical intermediate, and is also known as 2-methyl pyridine; the beta form, boiling at 143.5°C, is used as a solvent for chemical synthesis reactions, to make nicotinic acid, and in fabric waterproofing, and is also known as 3-methyl pyridine; the gamma form, boiling at 143.1°C, is used as a solvent for chemical synthesis reactions and in fabric waterproofing.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Jin et al., "Synthesis, crystal structures and catalytic activity of tetrakis(acetato)dirhodium(II) complexes with axial picoline ligands," Inorganica Chimica Acta, vol.
Vertellus is the #1 global producer of pyridine and picolines, specialty pyridine derivatives, DEET, castor oil derivatives and systems, and a world leader in vitamin B3, citrate polymer additives and systems.
Vertellus is the #1 global producer of pyridine and picolines, specialty pyridine derivatives, DEET, castor oil derivatives and systems, and a world leader in vitamin B3, citrate polymer additives and systems as well as a leader in custom manufacturing of agriculture and pharma intermediates and actives.
Volatile compounds are hydrogen sulphide, methyl mercaptan, picolines, and pyridines.
The content of other compounds in water entering the dephenolation plant is as follows: carboxylic acids 0.3-0.4 g/L, ketones--0.1-0.2 g/L, basic nitrogen compounds (mostly pyridine, picolines, toluidine)--0.05-0.1 g/L [5].