Pivalic add

Piperazine, N-alkylation with benzyl chloride, 42,19 Piperazine, 1-benzyl-, 42,19 Piperidine, addition to ethylene, 43, 45 as catalyst for Claisen-Schmidt condensation, 41,40 Piperidine, 1-ethyl-, 43, 45 Piperidine, 1-(2-naphthyl)-, 40,74 Pivalic add, oxidative coupling to a,ar a, a -tetramethyladipic add, 40, 92... 

IV. Trimethyl acetic acid—Pivalic add—is a crystalline solid, which fuses at 35°.5 (96° P.) and boils at 163°.7 (3 °.7 P.) sparingly soluble inH 0 obtained by the action of cyanid of mercury ux>on tertiary butyl iodid. 

Selective addition to carbonyls The alkyl- or arylmanganese pivalates RMn-0C0C(CH3)3 (1), prepared by reaction of organolithiums with manganese pivalate, add to 4-r-butylcyclohexanone to give mainly the axial alcohol (equation I). The stereoselectivity... 

Addition of NBS and pivalic add to the r,2 -unsaturated nucleoside derivative gave the product 31 stereoselectively treatment of 31 with allyl trimethylsilane and tin(IV) chlcHide led to the I -C-allyl derivative 32, and a number of other carbon nucleophiles were similarly introduced. " ... 

Eldmp,M.,Iightbody,D., and Sherwood, J.N. (1981) The temperature dependence of positron lifetimes in solid pivalic add. Chem. Pkys., 63, 51. 

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