structural formula business number 025r molecular formula c12h10o molecular weight 170.21 label acetyl naphthalene, menadione, methyl-2-naphthylketone, 1-naphthalen-2-yl-ethanone, acetonaphthone numbering system physical property data toxicological data ecological data molecular structure data computing chemical data more properties and stability storage method synthesis method purpose numbering system cas number:93-08-3 mdl number:mfcd00004108 einecs number:202-216-2 rtecs number:al2988000 brn number:774965 pubchem...