Molecular formula
C21H22N2O2
346 compounds have this formula on CompoundList.
- Molar mass
- 334.42g/mol
- Monoisotopic mass
- 334.1681Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 12
The formula C21H22N2O2 describes a molecule made of 21 carbon atoms, 22 hydrogen atoms, 2 nitrogen atoms and 2 oxygen atoms. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.
Elemental composition
- C Carbon × 2175.42%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 226.63%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 28.38%14.007 × 2 = 28.014 g/mol
- O Oxygen × 29.57%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C21H22N2O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 346 compounds
![2-[1-(3-Pyrrolidin-1-ylpropyl)pyridin-4-ylidene]indene-1,3-dione chemical structure, C21H22N2O2, CAS 62295-49-2](/s/LZOCJCIRWBLAFZ-UHFFFAOYSA-N.svg)
2-[1-(3-Pyrrolidin-1-ylpropyl)pyridin-4-ylidene]indene-1,3-dione
CAS 62295-49-2C21H22N2O2
![1'-(Diethylaminomethyl)spiro[fluorene-9,3'-pyrrolidine]-2',5'-dione chemical structure, C21H22N2O2, CAS 70704-57-3](/s/AQPJBFZPJLMCJC-UHFFFAOYSA-N.svg)
1'-(Diethylaminomethyl)spiro[fluorene-9,3'-pyrrolidine]-2',5'-dione
CAS 70704-57-3C21H22N2O2
(4-(tert-Butyl)phenyl)(3-(2-hydroxy-4-methylphenyl)-1H-pyrazol-4-yl)methanone
CAS 381181-60-8C21H22N2O2
2-Benzyl-6-(4-ethoxystyryl)-4,5-dihydro-3(2H)-pyridazinone
CAS 303146-60-3C21H22N2O2
9H-Pyrido(3,4-b)indole, 1,2,3,4-tetrahydro-6-acetyl-1-(4-methoxybenzyl)-, hydrochloride
CAS 69440-51-3C21H22N2O2
3,5-Pyrazolidinedione, 4-((2,2-dimethylcyclopropyl)methyl)-1,2-diphenyl-
CAS 78945-52-5C21H22N2O2
![N-[2-(Benzyloxy)-3-methoxybenzyl]-N-(2-pyridinylmethyl)amine chemical structure, C21H22N2O2, CAS 892568-17-1](/s/XJAYKCRJGIHQPF-UHFFFAOYSA-N.svg)
N-[2-(Benzyloxy)-3-methoxybenzyl]-N-(2-pyridinylmethyl)amine
CAS 892568-17-1C21H22N2O2
2-(1,2-Dimethylindol-3-yl)-N-ethyl-N-(2-methylphenyl)-2-oxoacetamide
CAS 862831-28-5C21H22N2O2
2-(1,2-Dimethyl-1H-indol-3-yl)-N-ethyl-N-(3-methylphenyl)-2-oxoacetamide
CAS 862831-29-6C21H22N2O2
2-(1,2-Dimethyl-1H-indol-3-yl)-N-mesityl-2-oxoacetamide
CAS 862831-83-2C21H22N2O2
N-Butyl-2-(2-methyl-1H-indol-3-yl)-2-oxo-N-phenylacetamide
CAS 852369-08-5C21H22N2O2
![3,5-Dimethyl-N-{2-oxo-1-azatricyclo[7.3.1.0^{5,13}]trideca-5,7,9(13)-trien-7-yl}benzamide chemical structure, C21H22N2O2, CAS 898455-59-9](/s/ZZBQVXFZRCVPNU-UHFFFAOYSA-N.svg)
3,5-Dimethyl-N-{2-oxo-1-azatricyclo[7.3.1.0^{5,13}]trideca-5,7,9(13)-trien-7-yl}benzamide
CAS 898455-59-9C21H22N2O2
![N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-7-yl]-2-methylbenzamide chemical structure, C21H22N2O2, CAS 898423-73-9](/s/DVTWXPSYPVCPAM-UHFFFAOYSA-N.svg)
N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-7-yl]-2-methylbenzamide
CAS 898423-73-9C21H22N2O2
![N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-7-yl]-3-methylbenzamide chemical structure, C21H22N2O2, CAS 898423-83-1](/s/KDPSPYNORPHUCC-UHFFFAOYSA-N.svg)
N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-7-yl]-3-methylbenzamide
CAS 898423-83-1C21H22N2O2
N-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-7-yl)-4-methylbenzamide
CAS 898465-40-2C21H22N2O2
![N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-6-yl]-3-methylbenzamide chemical structure, C21H22N2O2, CAS 941871-06-3](/s/DQJCBKKPCCSVCM-UHFFFAOYSA-N.svg)
N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-6-yl]-3-methylbenzamide
CAS 941871-06-3C21H22N2O2
![N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-6-yl]-4-methylbenzamide chemical structure, C21H22N2O2, CAS 899735-51-4](/s/QYCNLKAUZZSZQS-UHFFFAOYSA-N.svg)
N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-6-yl]-4-methylbenzamide
CAS 899735-51-4C21H22N2O2
2,4-Imidazolidinedione, 3-cyclohexyl-5,5-diphenyl-
CAS 535993-50-1C21H22N2O2
![8-Benzyl-4-phenyl-2,8-diazaspiro[4.5]decane-1,3-dione chemical structure, C21H22N2O2, CAS 6719-36-4](/s/ZREXRFOSTNWXAO-UHFFFAOYSA-N.svg)
8-Benzyl-4-phenyl-2,8-diazaspiro[4.5]decane-1,3-dione
CAS 6719-36-4C21H22N2O2
4-(8-((3-Methylbenzyl)oxy)quinolin-2-yl)morpholine
CAS 941903-39-5C21H22N2O2
![2,3-Dihydro-1H-indol-1-yl[1-(phenylcarbonyl)piperidin-4-yl]methanone chemical structure, C21H22N2O2, CAS 948138-54-3](/s/OPZRGSXBMRQUAM-UHFFFAOYSA-N.svg)
2,3-Dihydro-1H-indol-1-yl[1-(phenylcarbonyl)piperidin-4-yl]methanone
CAS 948138-54-3C21H22N2O2
1-Acetyl-2,3-dihydro-N-(5,6,7,8-tetrahydro-1-naphthalenyl)-1H-indole-2-carboxamide
CAS 1095015-36-3C21H22N2O2
2-(6-(Benzyloxy)-1H-indol-1-yl)-1-(pyrrolidin-1-yl)ethanone
CAS 1190259-91-6C21H22N2O2
![Methyl 4-[(3,4-dimethylphenyl)amino]-6-ethylquinoline-2-carboxylate chemical structure, C21H22N2O2, CAS 1206999-41-8](/s/GNHAQULQBBINQO-UHFFFAOYSA-N.svg)
Methyl 4-[(3,4-dimethylphenyl)amino]-6-ethylquinoline-2-carboxylate
CAS 1206999-41-8C21H22N2O2
- N-Ethyl-9-(piperidin-4-ylidene)-9H-xanthene-3-carboxamide825649-38-5C21H22N2O2
- Ethyl 3-(1-isopropylphthalazin-6-yl)-4-methylbenzoate909186-15-8C21H22N2O2
- 3-(2,3-Dihydro-1-benzofuran-5-yl)-N-[2-(1H-indol-1-yl)ethyl]propanamide1435994-66-3C21H22N2O2
- N-(2-(3-Methylisoxazol-5-yl)ethyl)-3,3-diphenylpropanamide1421459-23-5C21H22N2O2
- N-(2-(4-(Dimethylamino)phenyl)-2-hydroxyethyl)-1-naphthamide1421529-91-0C21H22N2O2
- 2-(1-Isopropyl-1H-indol-3-yl)-N-(2-oxo-2-phenylethyl)acetamide1574326-92-3C21H22N2O2
- N-(1-Cyano-1-methyl-3-phenylpropyl)-4-(prop-2-en-1-yloxy)benzamide1427581-66-5C21H22N2O2
- 4,5-Dibenzyl-2-methyltetrahydropyrrolo[3,4-c]pyrrole-1,3(2H,3aH)-dione2098094-88-1C21H22N2O2
- 4-Benzoyl-2-(3,4-dimethylphenyl)-1-ethyl-5-methylpyrazol-3-one2232890-81-0C21H22N2O2
- 5-Methyl-2,3,4,8,9,10,11,12-octahydro-1H-quinolino[3,2-a]acridine-13,14-dione70071-69-1C21H22N2O2
- rel-(S)-4-Phenyl-2-(2-((R)-4-phenyl-4,5-dihydrooxazol-2-yl)propan-2-yl)-4,5-dihydrooxazole262439-02-1C21H22N2O2
- 2-(2,8-Dimethyl-4-oxoquinolin-1-yl)-N-(3,4-dimethylphenyl)acetamide385421-44-3C21H22N2O2
- Ethyl 1-(2,4-dimethylphenyl)-3-(p-tolyl)-1H-pyrazole-5-carboxylate882231-84-7C21H22N2O2
- 1-[(E)-(2-Butoxy-5-methylphenyl)diazenyl]naphthalen-2-ol1082655-41-1C21H22N2O2
- Benzo(6,7)cyclohepta(1,2-c)pyrazole, 2,3,3a,4,5,6-hexahydro-2-acetyl-8-methoxy-3-phenyl-, cis-78431-43-3C21H22N2O2
- 4-[[4-(Diethylamino)phenyl]methylene]-2-(4-methylphenyl)-5(4H)-oxazolone299164-82-2C21H22N2O2
- 1-(8-Methoxy-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)-3-phenylpropan-1-one864761-63-7C21H22N2O2
- 2-(1,2-Dimethyl-1H-indol-3-yl)-2-oxo-N-(3-phenylpropyl)acetamide862831-23-0C21H22N2O2
- N-Benzyl-N-butyl-2-(1H-indol-3-yl)-2-oxoacetamide852367-10-3C21H22N2O2
- (2E,4E,6E)-1-(4-Methoxyphenyl)-4-methyl-6-[methyl(phenyl)hydrazinylidene]hexa-2,4-dien-1-one59624-60-1C21H22N2O2
- (+)-Strychnine163956-38-5C21H22N2O2
- 4-[4-(1,1-Dimethylethyl)phenyl]-6-(3-methoxyphenoxy)pyrimidine659729-08-5C21H22N2O2
- Azepino[4,5-B]indole-5-carboxylic acid,1,2,3,4,5,6-hexahydro-3-(phenylmethyl)-,methyl ester66859-30-1C21H22N2O2
- 6-Butyl-3-benzhydrylpyrimidine-2,4(1H,3H)-dione821795-54-4C21H22N2O2
- 8-Benzyl-1-phenyl-1,8-diazaspiro[4.5]decane-2,4-dione79139-44-9C21H22N2O2
- (Z)-N-(1-(3,4-Dimethylphenyl)-5-oxopyrrolidin-3-yl)-3-phenylacrylamide896370-78-8C21H22N2O2
- 1-(3,4-Dihydroisoquinolin-2(1H)-yl)-3-(4-methoxy-1H-indol-1-yl)propan-1-one1219566-73-0C21H22N2O2
- 1-(3,4-Dihydroisoquinolin-2(1H)-yl)-3-(7-methoxy-1H-indol-1-yl)propan-1-one1224169-35-0C21H22N2O2
- (S)-2-(1H-Indol-3-ylmethyl)-pyrrolidine-1-carboxylic acid benzyl ester881650-42-6C21H22N2O2
- {4-[5-(4-Cyclohexyl phenyl)-[1,2,4]oxadiazole-3-yl]-phenyl}-methanol1093215-02-1C21H22N2O2
- tert-Butyl (4-(isoquinolin-3-yl)phenyl)(methyl)carbamate1246094-00-7C21H22N2O2
- Benzyl 4-cyano-3-(cyclohexylamino)benzoate1149388-38-4C21H22N2O2
- 5-Methyl-3-(4-(morpholinomethyl)phenyl)isoquinolin-1(2H)-one1454898-05-5C21H22N2O2
- 4-(1-Methyl-1H-indol-3-yl)-N-(2-oxo-2-phenylethyl)butanamide1574410-12-0C21H22N2O2
- N-(6-Methoxy-2,3,4,9-tetrahydro-1H-carbazol-1-yl)-2-phenylacetamide1574380-41-8C21H22N2O2
- 3-Benzyl-N-methoxy-N,2,4-trimethylquinoline-6-carboxamide1599529-22-2C21H22N2O2
- N,N'-((1S,4R)-2-Methylcyclohex-2-ene-1,4-diyl)dibenzamide (racemic)2053651-95-7C21H22N2O2
- Ethyl 1-benzyl-5-(2,5-dimethylphenyl)-1H-pyrazole-4-carboxylate2138428-91-6C21H22N2O2
- N-(Cyclopropylmethyl)-2-methyl-1-oxo-3-phenyl-1,2,3,4-tetrahydroisoquinoline-4-carboxamide2320957-99-9C21H22N2O2
- N-[[2-[4-[(2-Oxopyrrolidin-1-yl)methyl]phenyl]phenyl]methyl]prop-2-enamide2305331-87-5C21H22N2O2
- 4-(4-{[1-(Cyclopropylmethyl)aziridin-2-yl]methoxy}phenoxy)-3-methylbenzonitrile2418682-93-4C21H22N2O2
- N,alpha-Bis(4-methoxyphenyl)-2-pyridineethanamine1932-44-1C21H22N2O2
- 2-Benzo(d)isoxazol-3-yl-N-(2-phenylpropan-2-yl)pent-4-enamide97872-18-9C21H22N2O2
- 1H-Indole-6-carboxylic acid,2-(3-aminophenyl)-3-cyclopentyl-1-methyl-494800-00-9C21H22N2O2
- 1H-Indole-6-carboxylic acid,2-(4-aminophenyl)-3-cyclopentyl-1-methyl-494800-01-0C21H22N2O2
- 1H-Indole-1-acetamide, 7-ethyl-N-(2-ethylphenyl)-3-formyl-593236-76-1C21H22N2O2
- 1H-Indole-1-acetamide, 7-ethyl-3-formyl-N-(2-phenylethyl)-593236-54-5C21H22N2O2
- 1H-Indole-1-acetamide, 7-ethyl-N-(4-ethylphenyl)-3-formyl-593236-72-7C21H22N2O2
- 1H-Indole-1-acetamide, 7-ethyl-3-formyl-N-(1-phenylethyl)-593236-55-6C21H22N2O2
- (4Z)-5-Methyl-2-(4-methylphenyl)-4-[(4-propan-2-yloxyphenyl)methylidene]pyrazol-3-one354779-18-3C21H22N2O2
- N-(4-Butylphenyl)-2-(2-methyl-1H-indol-3-yl)-2-oxoacetamide852369-16-5C21H22N2O2
- N-(3,4-Dimethylphenyl)-N-ethyl-2-(2-methyl-1H-indol-3-yl)-2-oxoacetamide862813-74-9C21H22N2O2
- N-Ethyl-N-(4-ethylphenyl)-2-(2-methyl-1H-indol-3-yl)-2-oxoacetamide862813-75-0C21H22N2O2
- 4,4'-(Phenylmethylene)bis(3-methoxyaniline)88948-17-8C21H22N2O2
- 3-[2-(Morpholin-4-yl)ethoxy]-1-phenylisoquinoline89707-17-5C21H22N2O2
- N-[7-(Benzyloxy)-3-methyl-1H-indol-5-yl]-N-(prop-2-en-1-yl)acetamide89102-06-7C21H22N2O2
- 3-[2-Oxo-2-(piperidin-1-yl)ethyl]-2-phenyl-2,3-dihydro-1H-isoindol-1-one88460-18-8C21H22N2O2
- 1,1'-Methylenebis(3-ethyl-4-isocyanato-5-methylbenzene)197441-30-8C21H22N2O2
- N-[4-(2-Phenoxyethoxy)benzyl](3-pyridinyl)-methanamine1040685-76-4C21H22N2O2
- N-[4-Methyl-5-phenyl-3-(3-phenylpropyl)-1,3-oxazol-2(3H)-ylidene]acetamide52597-12-3C21H22N2O2
- 1-[(1-Phenyl-4-piperidinyl)methyl]-1H-indole-7-carboxylic acid1196049-63-4C21H22N2O2
- (1-Benzofuran-5-yl)[4-(1-phenylethyl)piperazin-1-yl]methanone918480-69-0C21H22N2O2
- N-(2-Ethyl-6-isopropyl-phenyl)-4-oxo-1H-quinoline-3-carboxamide873053-27-1C21H22N2O2
- (4-(3-Methylquinolin-2-yl)-2-morpholinophenyl)methanol1401815-26-6C21H22N2O2
- 1-{3-Butoxy-2-[1-(1H-imidazol-1-yl)ethenyl]naphthalen-1-yl}ethan-1-one114017-54-8C21H22N2O2
- 4-{(E)-[(4-Cyanophenyl)imino]methyl}phenyl heptanoate36457-26-8C21H22N2O2
- 5-Hydroxy-4-{3-[(piperidin-1-yl)methyl]phenyl}isoquinolin-1(2H)-one651029-64-0C21H22N2O2
- 5-Hydroxy-4-{4-[(piperidin-1-yl)methyl]phenyl}isoquinolin-1(2H)-one651029-46-8C21H22N2O2
- 5-Phenyl-2-(3-phenylacryloyl)-1-propylpyrazolidin-3-one792900-16-4C21H22N2O2
- 2-[4-[2-(4-Piperidinyl)ethyl]phenyl]-1H-isoindole-1,3(2H)-dione654662-93-8C21H22N2O2
- 1-Benzyl-1H-imidazol-2-yl-2-methyl-propionic acid benzyl ester865157-14-8C21H22N2O2
- (4S,4'S)-2,2'-(Propane-1,1-diyl)bis(4-phenyl-4,5-dihydrooxazole)1000614-48-1C21H22N2O2
- Benzyl 2-(1H-indol-5-yl)piperidine-1-carboxylate1355173-19-1C21H22N2O2
- 1H-Pyrrole-2,5-dione, 3-(methylphenylamino)-1-(2-methylpropyl)-4-phenyl-1789710-21-9C21H22N2O2
- 4-(4-Methyl-3-penten-1-yl)-1,2-diphenyl-3,5-pyrazolidinedione30720-27-5C21H22N2O2
- 1-(4-Methoxyphenyl)-1,2-di(pyridin-2-yl)butan-1-ol3809-18-5C21H22N2O2
Frequently asked questions
What is the molar mass of C21H22N2O2?
The molar mass of C21H22N2O2 is 334.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 22 hydrogen atoms, 2 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 334.1681 Da.
How many compounds have the formula C21H22N2O2?
CompoundList lists 346 compounds with the molecular formula C21H22N2O2, including 2-[1-(3-Pyrrolidin-1-ylpropyl)pyridin-4-ylidene]indene-1,3-dione, 1'-(Diethylaminomethyl)spiro[fluorene-9,3'-pyrrolidine]-2',5'-dione, (4-(tert-Butyl)phenyl)(3-(2-hydroxy-4-methylphenyl)-1H-pyrazol-4-yl)methanone. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.
What is the degree of unsaturation of C21H22N2O2?
C21H22N2O2 has a degree of unsaturation of 12. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.