structural formula business number 0253 molecular formula c15h11no molecular weight 221.25 label 2,5-diphenyl-1,3-oxazepine 2,5-diphenylazole numbering system ...

structural formula business number 0252 molecular formula c11h8o3 molecular weight 188.18 label 2-naphthol-3-carboxylic acid, 2-hydroxy-3- ...

structural formula business number 0251 molecular formula c12h10o molecular weight 170 label phenylphenol, (1,1′-diphenyl)-4-phenol, ...

structural formula business number 0250 molecular formula c12h9br molecular weight 233 label none numbering system physical property data toxicological data e ...