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ChemicalBook CAS DataBase List Carbamic acid, (1-methyl-2-propenyl)-, 1,1-dimethylethyl ester (9CI)
267668-37-1

Carbamic acid, (1-methyl-2-propenyl)-, 1,1-dimethylethyl ester (9CI) synthesis

3synthesis methods
-

Yield:267668-37-1 63%

Reaction Conditions:

Stage #1: 2-hydroxy-3-butene;ethyl 2-{[(tert-butoxy)carbonyl]amino}-2-oxoacetatewith di-isopropyl azodicarboxylate;triphenylphosphine in tetrahydrofuran at 0 - 20;Inert atmosphere;Mitsunobu Displacement;
Stage #2: with lithium hydroxide in tetrahydrofuran;water at 20;Inert atmosphere;regioselective reaction;Reagent/catalyst;

References:

Van Veen, Branca C.;Wales, Steven M.;Clayden, Jonathan [Journal of Organic Chemistry,2021,vol. 86,# 12,p. 8538 - 8543]