CompoundLookup Search compounds by elements

Sulfur + Oxygen Compounds (S + O)

Browse all compounds containing Sulfur + Oxygen by molecular formula, IUPAC name, or traditional name. Explore molecular weights and compound details.

We're currently updating our database. We've sourced 10 million compounds so far, with the full 170 million coming shortly.
Total Compounds: 2,691,271
Showing 2,544,751 - 2,544,800 of 2,691,271
Page 50896 of 53,826
CID Formula IUPAC Name Traditional Name Mol. Weight
6506877 C19H17N3O2S 4-methyl-N-[2-[(Z)-2-pyridyliminomethyl]phenyl]benzenesulfonamide 4-methyl-N-[2-[(Z)-2-pyridyliminomethyl]phenyl]benzenesulfonamide 351.4
6506879 C14H16N4O5S 4-ethoxy-N'-[(Z)-(4-methyl-2,6-dioxo-pyrimidin-5-ylidene)methyl]benzenesulfonohydrazide 4-ethoxy-N'-[(Z)-(4-methyl-2,6-dioxo-pyrimidin-5-ylidene)methyl]benzenesulfonohydrazide 352.37
6506881 C28H35NO4S ethyl 2-[[(Z)-(3-tert-butyl-2-oxo-6,7,8,9-tetrahydrodibenzofuran-1-ylidene)methyl]amino]-4-methyl-5-propyl-thiophene-3-carboxylate ethyl 2-[[(Z)-(3-tert-butyl-2-oxo-6,7,8,9-tetrahydrodibenzofuran-1-ylidene)methyl]amino]-4-methyl-5-propyl-thiophene-3-carboxylate 481.6
6506888 C23H18BrN5O3S 2-[[5-(4-bromophenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-bromophenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 524.4
6506890 C29H31N5O4S 2-[[5-(4-tert-butylphenyl)-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-tert-butylphenyl)-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 545.7
6506897 C20H20ClN5O2S [5-(4-methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl] (1Z)-N-(3-chloro-2-methyl-anilino)-2-oxo-propanimidothioate [5-(4-methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl] (1Z)-N-(3-chloro-2-methyl-anilino)-2-oxo-propanimidothioate 429.9
6506901 C29H31N5O3S 2-[[5-(4-tert-butylphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-tert-butylphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 529.7
6506904 C21H24N4O2S 3-[[(Z)-[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]amino]-5,6,7,8-tetrahydrobenzothiopheno[2,3-d]pyrimidin-4-one 3-[[(Z)-[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]amino]-5,6,7,8-tetrahydrobenzothiopheno[2,3-d]pyrimidin-4-one 396.5
6506905 C17H13ClN2O3S 3-chloro-N'-[(E)-(2-hydroxy-6-methyl-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide 3-chloro-N'-[(E)-(2-hydroxy-6-methyl-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide 360.8
6506906 C16H9Br2ClN2O3S 3-chloro-N'-[(E)-(3,5-dibromo-4-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide 3-chloro-N'-[(E)-(3,5-dibromo-4-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide 504.6
6506909 C26H25N5O5S N-[(Z)-[(Z)-3-(2-furyl)prop-2-enylidene]amino]-2-[[4-phenyl-5-(3,4,5-trimethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]acetamide N-[(Z)-[(Z)-3-(2-furyl)prop-2-enylidene]amino]-2-[[4-phenyl-5-(3,4,5-trimethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]acetamide 519.6
6506911 C21H17BrFN7OS 2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-[3-(4-fluorophenyl)pyrazol-4-ylidene]methyl]acetohydrazide 2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-[3-(4-fluorophenyl)pyrazol-4-ylidene]methyl]acetohydrazide 514.4
6506917 C21H18BrN7OS 2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(3-phenylpyrazol-4-ylidene)methyl]acetohydrazide 2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(3-phenylpyrazol-4-ylidene)methyl]acetohydrazide 496.4
6506923 C19H14FN5OS2 2-(1,3-benzothiazol-2-ylsulfanyl)-N'-[(E)-[3-(4-fluorophenyl)pyrazol-4-ylidene]methyl]acetohydrazide 2-(1,3-benzothiazol-2-ylsulfanyl)-N'-[(E)-[3-(4-fluorophenyl)pyrazol-4-ylidene]methyl]acetohydrazide 411.5
6506927 C18H16ClN5O3S 2-[[5-(4-chlorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 417.9
6506929 C19H18ClN5O3S 2-[[5-(4-chlorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 431.9
6506931 C21H20ClN5O2S N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-(4-chlorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-(4-chlorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide 441.9
6506933 C28H27N5O4S N-[(Z)-[(Z)-3-phenylprop-2-enylidene]amino]-2-[[4-phenyl-5-(3,4,5-trimethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]acetamide N-[(Z)-[(Z)-3-phenylprop-2-enylidene]amino]-2-[[4-phenyl-5-(3,4,5-trimethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]acetamide 529.6
6506934 C25H23N5O5S 2-[[4,5-bis(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[4,5-bis(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 505.5
6506935 C22H25N5O4S 2-[[5-(3,4-dimethoxyphenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-furyl)-2-methyl-prop-2-enylidene]amino]acetamide 2-[[5-(3,4-dimethoxyphenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-furyl)-2-methyl-prop-2-enylidene]amino]acetamide 455.5
6506937 C21H20BrN5O2S N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide 486.4
6506938 C15H14BrN3O3S N'-[(Z)-(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide N'-[(Z)-(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide 396.3
6506939 C14H11Cl2N3O2S 1-(2,4-dichlorophenyl)-3-[[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]amino]thiourea 1-(2,4-dichlorophenyl)-3-[[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]amino]thiourea 356.2
6506943 C15H15N3OS 2-allyl-3-[[(Z)-(2-oxo-1-naphthylidene)methyl]amino]isothiourea 2-allyl-3-[[(Z)-(2-oxo-1-naphthylidene)methyl]amino]isothiourea 285.4
6506944 C21H21N5O2S N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide 407.5
6506945 C18H17N5O3S N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide 383.4
6506948 C15H13Cl2N3O2S 1-(2,4-dichlorophenyl)-3-[[(E)-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]amino]thiourea 1-(2,4-dichlorophenyl)-3-[[(E)-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]amino]thiourea 370.3
6506949 C19H19N5O3S N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide 397.5
6506950 C15H12BrCl2N3O2S 1-[[(Z)-(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]amino]-3-(2,4-dichlorophenyl)thiourea 1-[[(Z)-(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]amino]-3-(2,4-dichlorophenyl)thiourea 449.1
6506952 C19H18BrN5O3S 2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(3-bromophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 476.3
6506958 C20H16ClN5OS3 2-[[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]sulfanyl]-N'-[(Z)-indol-3-ylidenemethyl]acetohydrazide 2-[[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]sulfanyl]-N'-[(Z)-indol-3-ylidenemethyl]acetohydrazide 474.0
6506959 C14H9BrN2O2S (4E)-4-[[(6-bromo-1,3-benzothiazol-2-yl)amino]methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one (4E)-4-[[(6-bromo-1,3-benzothiazol-2-yl)amino]methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 349.20
6506960 C21H22ClN5O3S 2-[[5-(4-chlorophenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 459.9
6506961 C21H23N5O4S 2-[[4-ethyl-5-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[4-ethyl-5-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 441.5
6506962 C27H24N6OS 2-[[4,5-bis(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(Z)-indol-3-ylidenemethyl]acetohydrazide 2-[[4,5-bis(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(Z)-indol-3-ylidenemethyl]acetohydrazide 480.6
6506964 C25H22ClN5O3S 2-[[5-(4-chlorophenyl)-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 508.0
6506965 C22H22N6O4S 2-[[4-ethyl-5-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-nitrophenyl)prop-2-enylidene]amino]acetamide 2-[[4-ethyl-5-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-nitrophenyl)prop-2-enylidene]amino]acetamide 466.5
6506966 C20H17F3N6O4S 1-(4,6-dimethylpyrimidin-2-yl)-2-(4-nitrophenyl)sulfonyl-3-[2-(trifluoromethyl)phenyl]guanidine AKOS001672305 494.4
6506969 C21H19N5O3S3 N-[(Z)-[(Z)-3-(2-nitrophenyl)prop-2-enylidene]amino]-2-[[5-(p-tolylmethylsulfanyl)-1,3,4-thiadiazol-2-yl]sulfanyl]acetamide N-[(Z)-[(Z)-3-(2-nitrophenyl)prop-2-enylidene]amino]-2-[[5-(p-tolylmethylsulfanyl)-1,3,4-thiadiazol-2-yl]sulfanyl]acetamide 485.6
6506971 C19H18ClN5O3S 2-[[5-(4-chlorophenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 431.9
6506972 C15H15N7O4S3 (6R,7R)-7-[[2-[(E)-2-cyanovinyl]sulfanylacetyl]amino]-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (6R,7R)-7-[[2-[(E)-2-cyanovinyl]sulfanylacetyl]amino]-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 453.5
6506973 C21H23N5O3S N'-[(E)-(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(4-ethyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide N'-[(E)-(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(4-ethyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetohydrazide 425.5
6506976 C27H26ClN5O2S 2-[[5-(4-chlorophenyl)-4-cyclohexyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(Z)-(2-oxo-1-naphthylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-cyclohexyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(Z)-(2-oxo-1-naphthylidene)methyl]acetohydrazide 520.0
6506980 C24H20ClN5O3S 2-[[4-(4-chlorophenyl)-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[4-(4-chlorophenyl)-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 494.0
6506981 C27H27N5O4S N'-[(E)-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[4-(4-methoxyphenyl)-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide N'-[(E)-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[4-(4-methoxyphenyl)-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide 517.6
6506983 C25H23N5O2S 2-[[4,5-bis(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-furyl)prop-2-enylidene]amino]acetamide 2-[[4,5-bis(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-furyl)prop-2-enylidene]amino]acetamide 457.5
6506984 C23H24N6O5S 2-[[5-(3,4-dimethoxyphenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-nitrophenyl)prop-2-enylidene]amino]acetamide 2-[[5-(3,4-dimethoxyphenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N-[(Z)-[(Z)-3-(2-nitrophenyl)prop-2-enylidene]amino]acetamide 496.5
6506988 C21H21N2NaO4S3 sodium 3-[(4E)-4-[(E,4Z)-4-(3-ethyl-4-oxo-2-thioxo-thiazolidin-5-ylidene)but-2-enylidene]-1-quinolyl]propane-1-sulfonate sodium 3-[(4E)-4-[(E,4Z)-4-(3-ethyl-4-oxo-2-thioxo-thiazolidin-5-ylidene)but-2-enylidene]-1-quinolyl]propane-1-sulfonate 484.6
6506989 C26H24ClN5O4S 2-[[5-(4-chlorophenyl)-4-(4-ethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-(4-ethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(E)-(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 538.0
6506990 C30H31N5O2S N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-(4-tert-butylphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide N'-[(E)-(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-(4-tert-butylphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide 525.7

Related Element Combinations

Explore other compound combinations that include similar elements. Discover more chemistry by browsing related searches.

Looking for a specific combination?

Select any elements from the periodic table and discover all known compounds instantly.

NIH

Data Sourced from PubChem

All compound data on CompoundLookup comes from PubChem, the world's largest free chemistry database maintained by the National Institutes of Health (NIH). We've indexed and organized this data to enable element-based searching - a feature not available on any other platform. We're constantly adding more compounds and improving our coverage. Learn more about our mission.