| Structure | Chemical Name | CAS | MF | 
|  | 3-Oxetanone | 6704-31-0 | C3H4O2 | 
|  | Cyclohexanone | 108-94-1 | C6H10O | 
|  | 4-Methyl-2-pentanone | 108-10-1 | C6H12O | 
|  | Propiophenone | 93-55-0 | C9H10O | 
|  | 2-Nitroacetophenone | 577-59-3 | C8H7NO3 | 
|  | 6-Hydroxy-2(1H)-3,4-dihydroquinolinone | 54197-66-9 | C9H9NO2 | 
|  | 5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one | 89-25-8 | C10H10N2O | 
|  | Mesityl oxide | 141-79-7 | C6H10O | 
|  | Acetylacetone | 123-54-6 | C5H8O2 | 
|  | N-Methyl-2-pyrrolidone | 872-50-4 | C5H9NO | 
|  | Acetoin | 513-86-0 | C4H8O2 | 
|  | Benzalacetone | 122-57-6 | C10H10O | 
|  | 2,3-Butanedione | 431-03-8 | C4H6O2 | 
| ![4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one](../cas/gif/25796-77-4.gif) | 4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one | 25796-77-4 | C9H4OS2 | 
|  | 4-Nitroacetophenone | 100-19-6 | C8H7NO3 | 
|  | Acetophenone | 98-86-2 | C8H8O | 
|  | 2-Butanone | 78-93-3 | C4H8O | 
|  | 4,4'-Bis(diethylamino) benzophenone | 90-93-7 | C21H28N2O | 
|  | Michler's ketone | 90-94-8 | C17H20N2O | 
| ![1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one](../cas/gif/196597-78-1.gif) | 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one | 196597-78-1 | C11H10O2 | 
|  | 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one | 73942-87-7 | C12H13NO3 | 
|  | 1-PYREN-4-YL-ETHANONE | 22245-47-2 | C18H12O | 
|  | 1-(4-METHYL-2-(METHYLTHIO)PYRIMIDIN-5-YL)ETHANONE | 66373-26-0 | C8H10N2OS | 
|  | 1-Methyl-1H-pyrazole-5-carbaldehyde | 27258-33-9 | C5H6N2O | 
|  | 4-CHLORO-2-BUTANONE | 6322-49-2 | C4H7ClO | 
| ![(3-AMINO-4,6-DIMETHYL-FURO[2,3-B]PYRIDIN-2-YL)-P-TOLYL-METHANONE](../structurefile/cb7417113.gif) | (3-AMINO-4,6-DIMETHYL-FURO[2,3-B]PYRIDIN-2-YL)-P-TOLYL-METHANONE | 260549-59-5 | C17H16N2O2 | 
| ![1-[2-Hydroxy-4-(hydroxymethyl)phenyl]ethanone](../cas/20200611/gif/22518-00-9.gif) | 1-[2-Hydroxy-4-(hydroxymethyl)phenyl]ethanone | 22518-00-9 | C9H10O3 | 
|  | Isophorone | 78-59-1 | C9H14O | 
|  | 4'-Bromo-3'-methylacetophenone | 37074-40-1 | C9H9BrO | 
|  | 3-Benzoylbenzyl bromide | 22071-24-5 | C14H11BrO | 
|  | MURRAYONE | 19668-69-0 | C15H14O4 | 
|  | 4-(2-Ethylhexyloxy)-2-hydroxybenzophenone | 2549-90-8 | C21H26O3 | 
|  | 2-BROMO-1-(5-CHLOROPYRIDIN-2-YL)ETHANONE | 94952-47-3 | C7H5BrClNO | 
|  | Ethanone, 1-(3-Methyl-1H-pyrazol-4-yl)-, Monohydrochloride | 93583-98-3 | C6H9ClN2O | 
| ![D-xylo-Pentodialdo-5,2-furanose, 1-C-[4-chloro-3-[(4-ethoxyphenyl)Methyl]phenyl]-4,5-O-(1-Methylethylidene)-,(5S)-](../cas/20150408/gif/1103738-30-2.gif) | D-xylo-Pentodialdo-5,2-furanose, 1-C-[4-chloro-3-[(4-ethoxyphenyl)Methyl]phenyl]-4,5-O-(1-Methylethylidene)-,(5S)- | 1103738-30-2 | C23H25ClO6 | 
|  | Cobimetinib intermediate7 | 1597407-59-4 | C15H17F3N2O2 | 
|  | 1-(5-chloro-1,8-naphthyridin-2-yl)Ethanone | 488799-77-5 | C10H7ClN2O | 
|  | 1-(4-Hydroxy-2,2-dimethylchroman-6-yl)ethanone | 1890153-71-5 | C13H16O3 | 
|  | 2-Bromo-2,2-difluoro-1-piperidin-1-yl-ethanone | 672949-75-6 | C7H10BrF2NO | 
|  | 4-ACETYLBIBENZYL | 785-78-4 | C16H16O | 
|  | Estradiene dione-3-keta | 5571-36-8 | C20H26O3 | 
|  | Methanone, (2,5-dimethyl-3-thienyl)(4-methoxyphenyl)- | 659719-90-1 | C14H14O2S | 
|  | N-Ethyl-2-pyrrolidone | 2687-91-4 | C6H11NO | 
|  | 3-Pyrrolidinone | 96-42-4 | C4H7NO | 
|  | Ethanone, 2,2,2-trichloro-1-(5-nitro-1H-pyrrol-2-yl)- | 53391-41-6 | C6H3Cl3N2O3 | 
|  | (3R,4S)-1-Benzoyl-3-(1-ethoxyethoxy)-4-phenyl-2-azetidinone | 201856-53-3 | C20H21NO4 | 
|  | Butylbenisothiazolene | 7499-96-9 | C11H13NO3S | 
|  | 2-Propenoic acid,4-benzoylphenyl ester | 22535-49-5 | C16H12O3 | 
|  | 2,3,4,5-TETRAMETHYL-2-CYCLOPENTENONE | 54458-61-6 | C9H14O | 
|  | 6-Amino-3,4-dihydro-1(2H)-naphthalenone | 3470-53-9 | C10H11NO | 
| ![1,1'-(6,7,9,10,17,18,20,21-octahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecine-2,13-diyl)diethanone](../cas/20180703/gif/67722-66-1.gif) | 1,1'-(6,7,9,10,17,18,20,21-octahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecine-2,13-diyl)diethanone | 67722-66-1 | C24H28O8 | 
|  | 3-Ethylacetophenone | 22699-70-3 | C10H12O | 
| ![(3-(4-chlorobenzyl)-4-methylphenyl)((3aS,5R,6S,6aS)-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methanone](../cas/20210111/gif/1610954-86-3.gif) | (3-(4-chlorobenzyl)-4-methylphenyl)((3aS,5R,6S,6aS)-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methanone | 1610954-86-3 | C22H23ClO5 | 
|  | 3'-methoxypropiophenone | 37951-49-8 | C10H12O2 | 
|  | 2-Hydroxy-2-methylpropiophenone | 7473-98-5 | C10H12O2 | 
|  | 2-BROMO-1-(3-THIENYL)-1-ETHANONE | 1468-82-2 | C6H5BrOS | 
|  | 3',5'-DICHLORO-2,2,2-TRIFLUOROACETOPHENONE | 130336-16-2 | C8H3Cl2F3O | 
|  | 1-(2,3-dihydro-1-hydroxy-1H-inden-1-yl)- | 109327-83-5 | C11H12O2 | 
|  | Propargyloxaloin |  | C7H8N2O4 | 
|  | Ethanone, 2-bromo-1-(2-fluoro-4-hydroxyphenyl)- | 220131-30-6 | C8H6BrFO2 | 
|  | N-Octyl pyrrolidone | 2687-94-7 | C12H23NO | 
| ![7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one](../cas/gif/5307-99-3.gif) | 7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one | 5307-99-3 | C7H6Cl2O | 
|  | 3,7-diethyl-3,7-dimethyl-4,6-Nonanedione | 865193-73-3 | C15H28O2 | 
|  | 4-Amino-3,5-dichloro-alpha-bromoacetophenone | 37148-47-3 | C8H6BrCl2NO | 
|  | 2-benzyl-5,5-dimethyl-1,3-dioxane | 5468-08-6 | C13H18O2 | 
|  | 4-decyloxy-2-hydroxybenzophenone | 2162-63-2 | C23H30O3 | 
|  | 2-bromo-3-methylpropiophenone | 1451-83-8 | C10H11BrO | 
|  | 1-Propanone, 2-chloro-1-(4-methylphenyl)- (9CI) | 69673-92-3 | C10H11ClO | 
|  | 4-Isobutyl-2-pyrrolidinone | 61312-87-6 | C8H15NO | 
|  | 1-(2-Fluoro-3-hydroxyphenyl)ethanone | 1191999-09-3 | C8H7FO2 | 
|  | 2-CHLORO-1-(2,6-DIFLUOROPHENYL)ETHAN-1-ONE | 929249-84-3 | C8H5ClF2O | 
|  | 1-(3-bromo-5-(tert-butyl)phenyl)ethanone | 1124138-68-6 | C12H15BrO | 
|  | 1-N-Cbz-3-pyrrolidinone | 130312-02-6 | C12H13NO3 | 
|  | PYRROLIDONE |  | C4H7NO | 
|  | Ethanone, 1-(4-amino-3-hydroxyphenyl)- (9CI) | 54903-54-7 | C8H9NO2 | 
| ![Pyrrolidine, 1-[(2S)-2-pyrrolidinylcarbonyl]- (9CI)](../cas/gif/41721-00-0.gif) | Pyrrolidine, 1-[(2S)-2-pyrrolidinylcarbonyl]- (9CI) | 41721-00-0 | C9H16N2O | 
|  | Perfluoro(2-methyl-3-pentanone) | 756-13-8 | C6F12O | 
|  | 2-aMino-1-(2-broMophenyl)ethan-1-one hydrochloride | 876063-70-6 | C8H9BrClNO | 
|  | 2-(4-(4-hydroxyphenyl)butan-2-ylamino)-1-(4-hydroxyphenyl)ethanone hydrochloride | 52446-58-9 | C18H22ClNO3 | 
|  | 1-Benzoylpyren | 7376-03-6 | C23H14O | 
|  | Ethanone, 1-(2-aminophenyl)-2-phenyl- | 835-38-1 | C14H13NO | 
| ![(4S)-3-[5-(4-Fluorophenyl)-1,5-dioxopenyl]-4-phenyl-2-oxazolidinone](../cas/gif/189028-93-1.gif) | (4S)-3-[5-(4-Fluorophenyl)-1,5-dioxopenyl]-4-phenyl-2-oxazolidinone | 189028-93-1 | C20H18FNO4 | 
|  | 2-(2-Chlorophenyl)-2-nitrocyclohexanone | 2079878-75-2 | C12H12ClNO3 | 
|  | 2-hydroxy-4-(2-hydroxyethoxy)benzophenone | 16909-78-7 | C15H14O4 | 
|  | cyclohexyl o-tolyl ketone | 2936-55-2 | C14H18O | 
|  | 3-(BENZYLOXY)CYCLOBUTANONE | 30830-27-4 | C11H12O2 | 
|  | 1-(1H-indazol-4-yl)ethanone | 1159511-21-3 | C9H8N2O | 
|  | N-Vinyl-2-pyrrolidone | 88-12-0 | C6H9NO | 
|  | 4-Bromo-1-indanone | 15115-60-3 | C9H7BrO | 
|  | 2-(2,6-Dioxopiperidin-3-yl)-5-fluoroisoindoline-1,3-dione | 835616-61-0 | C13H9FN2O4 | 
|  | 2-(2-Bromophenyl)-1-(4-methoxyphenyl)ethanone | 655244-07-8 | C15H13BrO2 | 
|  | AZODICARBOXYLIC BISMORPHOLIDE | 10465-82-4 | C10H16N4O4 | 
|  | Ethanone, 2-bromo-1-(3-fluoro-4-pyridinyl)-, hydrobromide (1:1) | 845538-59-2 | C7H6Br2FNO | 
|  | (5-bromo-2-methylphenyl)(4-chlorophenyl)methanone | 1500921-65-2 | C14H10BrClO | 
|  | METHYL-2-PYRROLIDONE |  | C5H9NO | 
|  | Methylchloroisothiazolinone/methylisothiazolinone mixture (MCIT/MIT) | 55965-84-9 | C4H5NOS.C4H4ClNOS | 
|  | 3-Morpholino-1-(4-(2-oxopiperidin-1-yl)phenyl)-5,6-dihydropyridin-2(1H)-one | 545445-44-1 | C20H25N3O3 | 
|  | 2-Bromo-1-(isoxazol-3-yl)ethanone | 855292-87-4 | C5H4BrNO2 | 
| ![CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE](../cas/gif/51716-63-3.gif) | CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE | 51716-63-3 | C8H10O2 | 
|  | 1-Methyl-4-piperidone | 1445-73-4 | C6H11NO |