3828622 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3828622 > 2 > ChemIDplus > GQ5783000 > NIOSH/GQ5783000 > 1-Methyl-4-phenyl-4-beta,beta-dimethylacroyloxypiperidine hydrochloride 3-Methylcrotonic acid 2-methyl-4-phenyl-4-piperidyl ester hydrochloride Crotonic acid, 3-methyl-, 1-methyl-4-phenyl-4-piperidyl ester, hydrochloride GQ5783000 NU-857 > GQ5783000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=GQ5783000 $$$$