has role alkylating agent antineoplastic agent diazo compound carcinogenic agent poison diazomethane diazomethane C=[N+]=[N-] The simplest diazo compound, in which a diazo group is attached to a methylene group. KEGG:C19387 CH2N2 Wikipedia:Diazomethane azimethylene InChI=1S/CH2N2/c1-3-2/h1H2 EINECS 206-382-7 0 CHEBI:73716 diazonium methylide 42.02180 acomethylene PMID:21618376 PMID:6675207 Reaxys:102415 42.04000 CAS:334-88-3 PMID:20885373 chebi_ontology diazirine YXHKONLOYHBTNS-UHFFFAOYSA-N