structural formula business number 018l molecular formula c15h12n2o2 molecular weight 252.27 label phenytoin, 5,5-diphenyl-2,4-imidazolidi ...

structural formula business number 0261 molecular formula c9h10o3 molecular weight 166.17 label o-methoxyphenylacetic acid, 2-methoxypheny ...

structural formula business number 01jh molecular formula c3h8s molecular weight 76.16 label isopropyl mercaptan, thioisopropanol, ...

structural formula business number 0260 molecular formula c12h12o2 molecular weight 182.22 label 2-(β-hydroxyethoxy)naphthalene numbering system physical prop ...