3983-39-9 AMMONIUM, (m-HYDROXYPHENYL)TRIMETHYL-, IODIDE, METHYLCARBAMATE Ammonium, (3-(methylcarbamoyloxy)phenyl)trimethyl-, iodide Carbamic acid, methyl-, (m-(trimethylammonio)phenyl) ester, iodide Methiodide of N-methylurethane of 3-dimethylaminophenol T-1152 TL 1178