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aprotic

   Also found in: Wikipedia 0.01 sec.
aprotic [eɪˈprəʊtɪk]
adj
(Chemistry) Chem (of solvents) neither accepting nor donating hydrogen ions


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The requirements of such a solvent are demanding: (a) boiling point similar to xylene; (b) auto-ignition temperature higher than boiling point; (c) forms an azeotrope with water; (d) aprotic (hydroxyl groups would participate in the silicone-alkyd reactions); (e) low odor.
americanum since, in addition to being phototoxic, furanocoumarins are non-polar compounds and are most soluble in aprotic solvents.
Any aprotic solvent (no groups that will react with the urethane)--aromatic hydrocarbons, aliphatic hydrocarbons, esters, and ketones--can be used.
 
 
 
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