CompoundLookup Search compounds by elements

Carbon + Oxygen Compounds (C + O)

Browse all compounds containing Carbon + 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: 6,571,471
Showing 6,443,801 - 6,443,850 of 6,571,471
Page 128877 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6861037 C14H14ClN5O3 3-[(E)-(4-chlorophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-(4-chlorophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 335.74
6861038 C14H14BrN5O3 3-[(E)-(4-bromophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-(4-bromophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 380.20
6861039 C14H14FN5O3 3-[(E)-(4-fluorophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-(4-fluorophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 319.29
6861040 C16H20N6O3 3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 344.37
6861041 C18H22Cl2N6O3 3-[(E)-[4-[bis(2-chloroethyl)amino]phenyl]methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-[4-[bis(2-chloroethyl)amino]phenyl]methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 441.3
6861042 C15H17N5O3 5-(morpholine-4-carbonyl)-3-[(E)-o-tolylmethyleneamino]-2H-triazol-4-one 5-(morpholine-4-carbonyl)-3-[(E)-o-tolylmethyleneamino]-2H-triazol-4-one 315.33
6861043 C14H14ClN5O3 3-[(E)-(2-chlorophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-(2-chlorophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 335.74
6861044 C14H14BrN5O3 3-[(E)-(2-bromophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-(2-bromophenyl)methyleneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 380.20
6861045 C14H15N5O3 3-[(E)-benzylideneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 3-[(E)-benzylideneamino]-5-(morpholine-4-carbonyl)-2H-triazol-4-one 301.30
6861046 C14H14N6O5 5-(morpholine-4-carbonyl)-3-[(E)-(4-nitrophenyl)methyleneamino]-2H-triazol-4-one 5-(morpholine-4-carbonyl)-3-[(E)-(4-nitrophenyl)methyleneamino]-2H-triazol-4-one 346.30
6861047 C14H16N6O2 3-[(E)-benzylideneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-benzylideneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 300.32
6861048 C15H18N6O2 5-(piperazine-1-carbonyl)-3-[(E)-p-tolylmethyleneamino]-2H-triazol-4-one 5-(piperazine-1-carbonyl)-3-[(E)-p-tolylmethyleneamino]-2H-triazol-4-one 314.34
6861049 C16H21N7O2 3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 343.38
6861050 C18H23Cl2N7O2 3-[(E)-[4-[bis(2-chloroethyl)amino]phenyl]methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-[4-[bis(2-chloroethyl)amino]phenyl]methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 440.3
6861051 C14H15N7O4 3-[(E)-(4-nitrophenyl)methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-(4-nitrophenyl)methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 345.31
6861052 C15H18N6O2 3-[(E)-o-tolylmethyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-o-tolylmethyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 314.34
6861053 C14H15ClN6O2 3-[(E)-(2-chlorophenyl)methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-(2-chlorophenyl)methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 334.76
6861054 C14H15BrN6O2 3-[(E)-(2-bromophenyl)methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 3-[(E)-(2-bromophenyl)methyleneamino]-5-(piperazine-1-carbonyl)-2H-triazol-4-one 379.21
6861055 C17H22N6O2 5-(piperazine-1-carbonyl)-3-[(E)-(2,4,6-trimethylphenyl)methyleneamino]-2H-triazol-4-one 5-(piperazine-1-carbonyl)-3-[(E)-(2,4,6-trimethylphenyl)methyleneamino]-2H-triazol-4-one 342.4
6861056 C23H25ClN6O2 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(2,4,6-trimethylphenyl)methyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(2,4,6-trimethylphenyl)methyleneamino]-2H-triazol-4-one 452.9
6861057 C21H21ClN6O2 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-p-tolylmethyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-p-tolylmethyleneamino]-2H-triazol-4-one 424.9
6861058 C22H23ClN6O2 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(4-ethylphenyl)methyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(4-ethylphenyl)methyleneamino]-2H-triazol-4-one 438.9
6861059 C21H21ClN6O3 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(4-methoxyphenyl)methyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(4-methoxyphenyl)methyleneamino]-2H-triazol-4-one 440.9
6861060 C22H23ClN6O3 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(4-ethoxyphenyl)methyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-(4-ethoxyphenyl)methyleneamino]-2H-triazol-4-one 454.9
6861061 C22H24ClN7O2 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-2H-triazol-4-one 453.9
6861062 C20H18Cl2N6O2 3-[(E)-(2-chlorophenyl)methyleneamino]-5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-2H-triazol-4-one 3-[(E)-(2-chlorophenyl)methyleneamino]-5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-2H-triazol-4-one 445.3
6861063 C20H18BrClN6O2 3-[(E)-(2-bromophenyl)methyleneamino]-5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-2H-triazol-4-one 3-[(E)-(2-bromophenyl)methyleneamino]-5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-2H-triazol-4-one 489.8
6861064 C21H21ClN6O2 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-o-tolylmethyleneamino]-2H-triazol-4-one 5-[4-(3-chlorophenyl)piperazine-1-carbonyl]-3-[(E)-o-tolylmethyleneamino]-2H-triazol-4-one 424.9
6861065 C22H23N5O2 5-(4-phenylpiperidine-1-carbonyl)-3-[(E)-p-tolylmethyleneamino]-2H-triazol-4-one 5-(4-phenylpiperidine-1-carbonyl)-3-[(E)-p-tolylmethyleneamino]-2H-triazol-4-one 389.4
6861066 C23H25N5O2 3-[(E)-(4-ethylphenyl)methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 3-[(E)-(4-ethylphenyl)methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 403.5
6861067 C22H23N5O3 3-[(E)-(4-methoxyphenyl)methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 3-[(E)-(4-methoxyphenyl)methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 405.4
6861068 C23H25N5O3 3-[(E)-(4-ethoxyphenyl)methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 3-[(E)-(4-ethoxyphenyl)methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 419.5
6861069 C23H26N6O2 3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 3-[(E)-[4-(dimethylamino)phenyl]methyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 418.5
6861070 C22H23N5O2 3-[(E)-o-tolylmethyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 3-[(E)-o-tolylmethyleneamino]-5-(4-phenylpiperidine-1-carbonyl)-2H-triazol-4-one 389.4
6861071 C20H20N6O2 3-[(E)-benzylideneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-benzylideneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 376.4
6861072 C21H22N6O2 3-[(E)-p-tolylmethyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-p-tolylmethyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 390.4
6861073 C22H24N6O2 3-[(E)-(4-ethylphenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-(4-ethylphenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 404.5
6861074 C21H22N6O3 3-[(E)-(4-methoxyphenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-(4-methoxyphenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 406.4
6861075 C21H22N6O2 3-[(E)-o-tolylmethyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-o-tolylmethyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 390.4
6861076 C20H19ClN6O2 3-[(E)-(2-chlorophenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-(2-chlorophenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 410.9
6861077 C20H19BrN6O2 3-[(E)-(2-bromophenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 3-[(E)-(2-bromophenyl)methyleneamino]-5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-2H-triazol-4-one 455.3
6861078 C23H26N6O2 5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-3-[(E)-(2,4,6-trimethylphenyl)methyleneamino]-2H-triazol-4-one 5-[(2S)-2-(3-pyridyl)piperidine-1-carbonyl]-3-[(E)-(2,4,6-trimethylphenyl)methyleneamino]-2H-triazol-4-one 418.5
6861079 C18H17N5O3 N-benzyl-1-[(E)-(4-methoxyphenyl)methyleneamino]-5-oxo-2H-triazole-4-carboxamide STL437990 351.4
6861080 C25H23N5O2 N-benzyl-5-benzyloxy-1-[(E)-p-tolylmethyleneamino]triazole-4-carboxamide STL437164 425.5
6861081 C19H19N5O3 ethyl 4-[(2E)-2-[3-amino-5-(4-methoxyphenyl)pyrazol-4-ylidene]hydrazino]benzoate ethyl 4-[(2E)-2-[3-amino-5-(4-methoxyphenyl)pyrazol-4-ylidene]hydrazino]benzoate 365.4
6861082 C16H12ClN5O2 3-[(2E)-2-[3-amino-5-(4-chlorophenyl)pyrazol-4-ylidene]hydrazino]benzoic acid 3-[(2E)-2-[3-amino-5-(4-chlorophenyl)pyrazol-4-ylidene]hydrazino]benzoic acid 341.75
6861083 C18H17N5O2 ethyl 4-[(2E)-2-(3-amino-5-phenyl-pyrazol-4-ylidene)hydrazino]benzoate ethyl 4-[(2E)-2-(3-amino-5-phenyl-pyrazol-4-ylidene)hydrazino]benzoate 335.4
6861084 C16H15N5O (4E)-4-[(2-methoxyphenyl)hydrazono]-5-phenyl-pyrazol-3-amine (4E)-4-[(2-methoxyphenyl)hydrazono]-5-phenyl-pyrazol-3-amine 293.32
6861085 C15H18N4O4S N-[[amino-[(3R)-1-(3-ethoxyphenyl)-2,5-dioxo-pyrrolidin-3-yl]sulfanyl-methylene]amino]acetamide N-[[amino-[(3R)-1-(3-ethoxyphenyl)-2,5-dioxo-pyrrolidin-3-yl]sulfanyl-methylene]amino]acetamide 350.4
6861086 C21H21ClN4O3S (6S)-2-[(2Z)-2-[1-(4-chlorophenyl)ethylidene]hydrazino]-N-(4-ethoxyphenyl)-4-oxo-5,6-dihydro-1,3-thiazine-6-carboxamide (6S)-2-[(2Z)-2-[1-(4-chlorophenyl)ethylidene]hydrazino]-N-(4-ethoxyphenyl)-4-oxo-5,6-dihydro-1,3-thiazine-6-carboxamide 444.9

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.