Description 3,3-Dimethylpiperidine, 98.2%, by Sigma-Aldrich, Certified, 1g For Research & Development Not for drug, clinical use in humans, for food or food additive use Certificate of Analysis: TEST LOT 06211TP RESULTS APPEARANCE COLORLESS LIQUID REFRACTIVE INDEX AT 1.4476 20 DEG C INFRARED SPECTRUM CONFORMS TO STRUCTURE AND STANDARD. PROTON, CARBON NMR CONFORMS TO STRUCTURE. SPECTRA TITRATION 98.2% (WITH HCLO4) GAS LIQUID 96.5% CHROMATOGRAPHY CAS: 1193-12-0 FORMULA: C7H15N