3833499 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3833499 > 2 > ChemIDplus > NS1979000 > NIOSH/NS1979000 > 1-(2-Methylisonicotinic acid)-2-(1-carboxy-aethyliden)-hydrazin [German] 2-Methylisonicotinic acid (1-carboxyethylidene)hydrazide Isonicotinic acid, 2-methyl-, (1-carboxyethylidene)hydrazide NS1979000 > NS1979000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=NS1979000 $$$$