768-66-1, 2,2,6,6-Tetramethylpiperidine is a piperidines compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated
768-66-1, 0.71 g (5.0 mmol) 2,2,6,6-tetramethylpiperidine and 0.95 g (5.0 mmol) p-toluenesulfonic acid monohydrate were mixed in 15 mL acetone, the mixture was stirred for 30 mins at room temperature (15-20C), evaporation of the solvent gave the crude product, which was washed with 30 mL n-hexane to give a pure 2,2,6,6-tetramethylpiperidinium tosylate (1.63 g) as a white crystal, the yield is 98%. m.p.: 219.4-220.1C (reference4m.p. = 218-219C); 1H NMR (400 MHz, CDCl3) delta 8.00 (br, 2H), 7.77 (d, J = 8.0 Hz, 2H), 7.19 (d, J= 8.0 Hz, 2H), 2.37 (s, 3H), 1.69-1.58 (m, 6H), 1.49 (s, 12H) ppm; 13C NMR (100 MHz, CDCl3) delta 142.69, 139.95, 128.78, 125.89, 56.78, 34.52, 27.22, 21.34, 16.32 ppm; IR (KBr): 3425, 2997, 2924, 2872, 2838, 2505, 1614, 1485, 1389, 1275, 1227, 1161, 1120, 1034, 1009, 833 cm-1.
768-66-1 2,2,6,6-Tetramethylpiperidine 13035, apiperidines compound, is more and more widely used in various fields.
Reference：
Article; Gao, Lan; Liu, Taoping; Tao, Xiaochun; Huang, Yongmin; Tetrahedron Letters; vol. 57; 44; (2016); p. 4905 – 4909;,
Piperidine – Wikipedia
Piperidine | C5H11N – PubChem