It’s only fair to share… Pyridostigmine Molecular FormulaC9H13N2O2 Average mass181.211 Da 155-97-5 [RN] 3-[(Dimethylcarbamoyl)oxy]-1-methylpyridinium 3-Dimethylcarbamoyloxy-1-methyl-pyridinium 5-21-02-00078 (Beilstein Handbook Reference) [Beilstein] Pyridostigmine Bromide CAS Registry Number: 101-26-8 CAS Name: 3-[[(Dimethylamino)carbonyl]oxy]-1-methylpyridinium bromide Additional Names: 3-hydroxy-1-methylpyridinium bromide dimethylcarbamate; 1-methyl-3-hydroxypyridinium bromide dimethylcarbamate; 3-(dimethylcarbamyloxy)-1-methylpyridinium bromide Manufacturers’ Codes: Ro-1-5130 Trademarks: Kalymin (Temmler); Mestinon (Roche); Regonol (Organon) Molecular Formula: C9H13BrN2O2 Molecular Weight: 261.12 Percent Composition: C 41.40%, H 5.02%, Br 30.60%, N …