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N-hydroxydodecanaMide synthesis

4synthesis methods
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Yield:10335-68-9 91.77%

Reaction Conditions:

Stage #1: lauric acidwith acetic anhydride for 0.166667 h;
Stage #2: with hydroxylamine hydrochloride for 1 h;

Steps:

10 Example 10

40.88g of lauric acid (content 98%)And 21.05 g of acetic anhydride (content 97%) was added to the ball mill jar,Grinding for 10 min,Then add 14.11g hydroxylamine hydrochloride (content 98.5%),After continuing to grind for 60 minutes,Get a white solid product,Wash three times with 70 ml of distilled water.filter,The filter cake was dried under vacuum at 50 ° C.Get a pure white solid product,It is the target collector product.After analysis and testing,The content of dodecyl hydroxamic acid is 89.16%,Lauric acid basedDodecyl hydroxamic acidYieldfor91.77%.

References:

CN109761854,2019,A Location in patent:Paragraph 0089; 0090