He devised a new method of degradation using hydrogenolysis of quaternary ammonium salts containing nitrogen in allyl position, in the presence of palladinized charcoal as catalyst.
22.
"' Aliquat 336 "'( Starks'catalyst ) is a quaternary ammonium salt used as a phase transfer catalyst and metal extraction reagent.
23.
"' Dimethyldioctadecylammonium chloride "'also commonly "'distearyl dimethyl ammonium chloride "'is an organic compound classified as quaternary ammonium salt.
24.
In the laboratory, it has fewer synthetic chemical applications than quaternary ammonium salts containing longer N-alkyl substituents, which are used extensively as phase-transfer catalysts.
25.
"' Potassium tetrachloroplatinate ( II ) "'is the chemical compound with the quaternary ammonium salts, which are soluble in a broader range of organic solvents.
26.
"' Tetramethylammonium hydroxide "'( TMAH or TMAOH ) is a quaternary ammonium salt with the molecular formula N ( CH 3 ) 4 + & thinsp; OH ".
27.
If an organic solution of permanganate is desired, " purple benzene " may be prepared, either by treating a two phase mixture of aqueous potassium permanganate and benzene with a quaternary ammonium salt, or by sequestering the potassium cation with a crown ether.
28.
Intermediate chemical substances produced from these basic oleochemical substances include alcohol ethoxylates, alcohol sulfates, alcohol ether sulfates, quaternary ammonium salts, monoacylglycerols ( MAG ), diacylglycerols ( DAG ), structured triacylglycerols ( TAG ), sugar esters, and other oleochemical products.
29.
The thermochromic droplets are actually a mixture of several chemicals crystal violet lactone ( the color-changing dye itself ), benzotriazole ( a weak acid ), and a quaternary ammonium salt of a fatty acid ( myristylammonium oleate ) dissolved in 1-dodecanol as solvent.
30.
The oxime group is hydrogenated to the amine "'11 "'with platinum in acetic acid and alkylation with iodomethane gives the quaternary ammonium salt "'12 "'and subsequently the betaine "'13 "'after reaction with silver oxide.
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