4,4-Dimethylpentanoic acid → Neoheptanoyl chloride

Participants

Reaction Steps

4,4-Dimethylpentanoic acid (40 g; Chem Lett, (1980), 571) was treated at 20° for 16 h with thionyl chloride (40 g) and the mixture distilled under reduced pressure to yield 4,4-dimethylpentanoyl chloride (38 g) b.p. 52°-58° at 10 mm Hg; δ (CDCl3) 0.94 (9H, s, C(CH3)3 ; 1.66 (2H, t, J=9 Hz, CH2) and 2.88 (2H, t, J=9 Hz, CH2CO).

Provenance & Evidence