Molecular formula
C21H19N5O2
177 compounds have this formula on CompoundList.
- Molar mass
- 373.42g/mol
- Monoisotopic mass
- 373.1539Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 15
The formula C21H19N5O2 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 5 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 × 2167.55%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 195.13%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 518.76%14.007 × 5 = 70.035 g/mol
- O Oxygen × 28.57%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C21H19N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 177 compounds
![2-Imino-N-methyl-5-oxo-1-(2-phenylethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide chemical structure, C21H19N5O2, CAS 371143-63-4](/s/QCWKZNRHHNECCF-UHFFFAOYSA-N.svg)
2-Imino-N-methyl-5-oxo-1-(2-phenylethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide
CAS 371143-63-4C21H19N5O2
Acetamide, N-(4-(2-(4-(2-(4-hydroxyphenyl)diazenyl)-2-methylphenyl)diazenyl)phenyl)-
CAS 56395-29-0C21H19N5O2
![2-(4-Oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-phenethylacetamide chemical structure, C21H19N5O2, CAS 852440-30-3](/s/RDDVHAGZLUWHGE-UHFFFAOYSA-N.svg)
2-(4-Oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-phenethylacetamide
CAS 852440-30-3C21H19N5O2
![6-Cinnamyl-3-(4-ethoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-one chemical structure, C21H19N5O2, CAS 1164459-25-9](/s/ORTHSCIMZZQMPQ-RMKNXTFCSA-N.svg)
6-Cinnamyl-3-(4-ethoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-one
CAS 1164459-25-9C21H19N5O2
![4-[7-(4-Phenoxyphenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]morpholine chemical structure, C21H19N5O2, CAS 320416-11-3](/s/OAKOAPOOVFSGBM-UHFFFAOYSA-N.svg)
4-[7-(4-Phenoxyphenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]morpholine
CAS 320416-11-3C21H19N5O2
![2-(4-Methoxyphenyl)-N-[3-(3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)phenyl]acetamide chemical structure, C21H19N5O2, CAS 891117-87-6](/s/JFMUJQAKHCBGHE-UHFFFAOYSA-N.svg)
2-(4-Methoxyphenyl)-N-[3-(3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)phenyl]acetamide
CAS 891117-87-6C21H19N5O2
Sepimostat
CAS 103926-64-3C21H19N5O2
3-(3-Ethoxyphenyl)-N'-(1H-indol-3-ylmethylene)-1H-pyrazole-5-carbohydrazide
CAS 303106-03-8C21H19N5O2
7-Benzyl-8-(benzylideneamino)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione
CAS 478253-54-2C21H19N5O2
3-(2-Ethoxyphenyl)-N'-(1H-indol-3-ylmethylene)-1H-pyrazole-5-carbohydrazide
CAS 302917-82-4C21H19N5O2
![N-Benzyl-1-ethyl-2-imino-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide chemical structure, C21H19N5O2, CAS 510761-92-9](/s/CBUWLDOPKBQEBV-UHFFFAOYSA-N.svg)
N-Benzyl-1-ethyl-2-imino-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide
CAS 510761-92-9C21H19N5O2
![2-[(4,6-Dimethyl-2-quinazolinyl)amino]-6-(3-methoxyphenyl)-4(3H)-pyrimidinone chemical structure, C21H19N5O2, CAS 921117-00-2](/s/JYXQUDZVPBFYTP-UHFFFAOYSA-N.svg)
2-[(4,6-Dimethyl-2-quinazolinyl)amino]-6-(3-methoxyphenyl)-4(3H)-pyrimidinone
CAS 921117-00-2C21H19N5O2
![N-[2-(4-Ethoxyphenyl)-6-methyl-2H-benzotriazol-5-yl]pyridine-3-carboxamide chemical structure, C21H19N5O2, CAS 371928-81-3](/s/UULNZSOVMJDNKF-UHFFFAOYSA-N.svg)
N-[2-(4-Ethoxyphenyl)-6-methyl-2H-benzotriazol-5-yl]pyridine-3-carboxamide
CAS 371928-81-3C21H19N5O2
![2-[(4,6-Dimethylpyrimidin-2-yl)amino]-3-(4-phenoxyphenyl)-3,5-dihydro-4H-imidazol-4-one chemical structure, C21H19N5O2, CAS 672343-75-8](/s/PFFOKTVHLDNJFY-UHFFFAOYSA-N.svg)
2-[(4,6-Dimethylpyrimidin-2-yl)amino]-3-(4-phenoxyphenyl)-3,5-dihydro-4H-imidazol-4-one
CAS 672343-75-8C21H19N5O2
![N-(4-Ethylphenyl)-2-(4-oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide chemical structure, C21H19N5O2, CAS 852440-08-5](/s/JMNINQIVIAUFMC-UHFFFAOYSA-N.svg)
N-(4-Ethylphenyl)-2-(4-oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide
CAS 852440-08-5C21H19N5O2
![2-[(4,7-Dimethyl-2-quinazolinyl)amino]-6-(2-methoxyphenyl)-4(3H)-pyrimidinone chemical structure, C21H19N5O2, CAS 921117-30-8](/s/UYTKDPAJLWQVNG-UHFFFAOYSA-N.svg)
2-[(4,7-Dimethyl-2-quinazolinyl)amino]-6-(2-methoxyphenyl)-4(3H)-pyrimidinone
CAS 921117-30-8C21H19N5O2
![(2-(3,4-Dimethylphenyl)-3-(1H-pyrrol-1-yl)pyrrolo[3,4-c]pyrazol-5(2H,4H,6H)-yl)(isoxazol-5-yl)methanone chemical structure, C21H19N5O2, CAS 1286697-42-4](/s/OEZNJRUMRLRNKM-UHFFFAOYSA-N.svg)
(2-(3,4-Dimethylphenyl)-3-(1H-pyrrol-1-yl)pyrrolo[3,4-c]pyrazol-5(2H,4H,6H)-yl)(isoxazol-5-yl)methanone
CAS 1286697-42-4C21H19N5O2
(Z)-N'-((1-(2-Cyanoethyl)-3-(4-methoxyphenyl)-1H-pyrazol-4-yl)methylene)benzohydrazide
CAS 1321996-58-0C21H19N5O2
N-(3-(1-Acetyl-5-(quinoxalin-6-yl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)acetamide
CAS 941944-53-2C21H19N5O2
2-(1H-Indol-1-yl)-N-(2-(6-oxo-3-(pyridin-3-yl)pyridazin-1(6H)-yl)ethyl)acetamide
CAS 1207046-32-9C21H19N5O2
![4-{[4-(5-Oxo-4-phenyl-4,5-dihydro-1H-1,2,4-triazol-3-yl)piperidin-1-yl]carbonyl}benzonitrile chemical structure, C21H19N5O2, CAS 1775312-28-1](/s/XRYULRHQLAJYMG-UHFFFAOYSA-N.svg)
4-{[4-(5-Oxo-4-phenyl-4,5-dihydro-1H-1,2,4-triazol-3-yl)piperidin-1-yl]carbonyl}benzonitrile
CAS 1775312-28-1C21H19N5O2
N-(4-(1-Acetyl-5-(quinoxalin-6-yl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)acetamide
CAS 927065-86-9C21H19N5O2
![N-[5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl]-2,2-diphenylacetamide chemical structure, C21H19N5O2, CAS 1171226-57-5](/s/HZKLPFUIKIWWHM-UHFFFAOYSA-N.svg)
N-[5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl]-2,2-diphenylacetamide
CAS 1171226-57-5C21H19N5O2
![N-(2-Methoxyphenyl)-4,7-dimethyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxamide chemical structure, C21H19N5O2, CAS 879576-32-6](/s/AVHCXCDWAZGBQA-UHFFFAOYSA-N.svg)
N-(2-Methoxyphenyl)-4,7-dimethyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxamide
CAS 879576-32-6C21H19N5O2
- N-[5-(1,5-Dimethyl-1H-pyrazol-3-yl)-1,3,4-oxadiazol-2-yl]-2,2-diphenylacetamide1170486-29-9C21H19N5O2
- 4-Benzyl-N-(5-(1,5-dimethyl-1H-pyrazol-3-yl)-1,3,4-oxadiazol-2-yl)benzamide1171090-35-9C21H19N5O2
- 2-(4-Ethoxyphenyl)-N-(4-{[1,2,4]triazolo[4,3-b]pyridazin-6-yl}phenyl)acetamide891116-11-3C21H19N5O2
- 1-Benzyl-3-(4-{6-methoxyimidazo[1,2-b]pyridazin-2-yl}phenyl)urea1060296-49-2C21H19N5O2
- 6-(4-Methoxyphenyl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carbohydrazide380193-14-6C21H19N5O2
- 3-Oxo-2-phenyl-5-propyl-N-(pyridin-4-yl)-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxamide921834-10-8C21H19N5O2
- [(3Z)-3-({4-[3-(Aminomethyl)phenyl]-1H-pyrrol-2-yl}methylidene)-2-oxo-2,3-dihydro-1H-indol-5-yl]urea1056225-48-9C21H19N5O2
- 4-Ethoxy-N-(3-(3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)phenyl)benzamide891120-77-7C21H19N5O2
- 3-Amino-6-(4-(azetidine-1-carbonyl)phenyl)-N-phenylpyrazine-2-carboxamide1232410-39-7C21H19N5O2
- 1-(2-Cyclopropyl-3-methylimidazo[1,2-a]pyridin-6-yl)-4-(5-pyrimidinylmethoxy)-2(1H)-pyridinone1447912-87-9C21H19N5O2
- 2-Imino-N-methyl-1-(4-methylbenzyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide608103-97-5C21H19N5O2
- N-(4-{[(4-Phenoxy-1H-pyrazolo[4,3-c]pyridin-3-yl)amino]methyl}phenyl)acetamide816454-34-9C21H19N5O2
- 5-Benzyl-2-[(4,6-dimethylquinazolin-2-yl)amino]pyrimidine-4,6-diol330827-92-4C21H19N5O2
- 2-{[4-(4-Benzylpiperazino)-3-nitrophenyl]methylene}malononitrile329778-08-7C21H19N5O2
- 4-{[2-(2-Methoxyphenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-yl]amino}benzamide1015544-95-2C21H19N5O2
- 2-(2,3-Dihydro-1H-indol-1-yl)-4-(4-hydroxyphenyl)-8-methyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one929868-75-7C21H19N5O2
- 6-(4-Methoxyphenyl)-9-(pyridin-3-yl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727394-37-8C21H19N5O2
- N-[6-(3-Morpholin-4-ylphenyl)quinazolin-4-yl]-1,3-oxazol-2-amine2148927-96-0C21H19N5O2
- (2-Imino-1,10-dimethyl-5-oxo(1,6-dihydropyridino[2,3-d]pyridino[1,2-a]pyrimidi n-3-yl))-N-benzylcarboxamide615273-59-1C21H19N5O2
- 3-(3-Methoxyphenyl)-N-1-naphthyl-2-(2H-tetrazol-5-yl)propanamide483993-58-4C21H19N5O2
- 4-(4-Methoxyphenyl)-6-morpholino-2-(2-pyridinyl)-5-pyrimidinecarbonitrile338394-87-9C21H19N5O2
- 2,4,7-Trimethyl-6-(naphthalen-1-ylmethyl)purino[7,8-a]imidazole-1,3-dione878735-31-0C21H19N5O2
- 3-(4-Methoxyphenyl)-N-1-naphthyl-2-(2H-tetrazol-5-yl)propanamide483993-22-2C21H19N5O2
- 2-[(4,7-Dimethyl-2-quinazolinyl)amino]-6-(3-methoxyphenyl)-4(3H)-pyrimidinone924874-32-8C21H19N5O2
- N-[(3R)-1-Cyanopyrrolidin-3-yl]-3-(2-phenoxyphenyl)-1H-pyrazole-5-carboxamide2414580-72-4C21H19N5O2
- 4-Methyl-2-[(5-methyl-1,3-benzoxazol-2-yl)amino]-N-(2-methylphenyl)pyrimidine-5-carboxamide578700-25-1C21H19N5O2
- 2,3-Piperazinedione, 1-phenyl-4-(p-(2-pyrimidinylamino)benzyl)-77916-98-4C21H19N5O2
- 2-Imino-1-methyl-N~3~-(4-methylbenzyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide636989-23-6C21H19N5O2
- N-(2,3-Dimethylphenyl)-2-(4-oxo-1-phenylpyrazolo[3,4-d]pyrimidin-5-yl)acetamide852440-03-0C21H19N5O2
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(3,5-dimethyl-1H-pyrazol-1-yl)quinoxalin-2-amine1011348-97-2C21H19N5O2
- 2-(4-Oxo-2-phenylpyrazolo[1,5-d][1,2,4]triazin-5(4H)-yl)-N-(2-phenylethyl)acetamide951512-68-8C21H19N5O2
- N-(5-(1-Methyl-1H-pyrazol-3-yl)-1,3,4-oxadiazol-2-yl)-3,3-diphenylpropanamide1210698-22-8C21H19N5O2
- 5(4-Meo-PH)-2H-pyrazole-3-carboxylic acid (2-ME-1H-indol-3-ylmethylene)hydrazide5784-16-7C21H19N5O2
- 2-(3-Methoxyphenyl)-9-(pyridin-3-yl)-5,6,7,9-tetrahydro-[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one539841-62-8C21H19N5O2
- 9-(4-Methoxyphenyl)-6-phenyl-4H,5H,6H,7H,8H,9H-[1,2,3,4]tetrazolo[5,1-b]quinazolin-8-one923185-37-9C21H19N5O2
- 2-(1,3-Benzoxazol-2-ylamino)-4,6-dimethyl-N-(2-methylphenyl)pyrimidine-5-carboxamide524057-19-0C21H19N5O2
- N-(3-Methylphenyl)-2-[1-(4-methylphenyl)-4-oxopyrazolo[3,4-d]pyrimidin-5-yl]acetamide841212-05-3C21H19N5O2
- 3-Methyl-N'-[(3Z)-2-oxo-1-(2-phenylethyl)-1,2-dihydro-3H-indol-3-ylidene]-1H-pyrazole-5-carbohydrazide312310-01-3C21H19N5O2
- 2-Imino-8-methyl-5-oxo-1-(2-phenylethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide879938-68-8C21H19N5O2
- N-Ethyl[2-imino-5-oxo-1-benzyl(1,6-dihydropyridino[1,2-a]pyridino[2,3-d]pyrimi din-3-yl)]carboxamide797018-83-8C21H19N5O2
- [2-Imino-10-methyl-5-oxo-1-benzyl(1,6-dihydropyridino[2,3-d]pyridino[1,2-a]pyr imidin-3-yl)]-N-methylcarboxamide797017-63-1C21H19N5O2
- Methyl 4-(6-amino-5,7,7-tricyano-2-methyl-1,2,3,7,8,8a-hexahydro-8-isoquinolinyl)benzoate459147-98-9C21H19N5O2
- 2-(4-Ethoxyphenyl)-N-(3-{[1,2,4]triazolo[4,3-b]pyridazin-6-yl}phenyl)acetamide894063-39-9C21H19N5O2
- 2-Ethoxy-N-(4-{3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}phenyl)benzamide894067-78-8C21H19N5O2
- N-Methyl-2-[1-(2-methylphenyl)-4-oxopyrazolo[3,4-d]pyrimidin-5-yl]-N-phenylacetamide895013-98-6C21H19N5O2
- 9-(3,4-Dimethylphenyl)-2-(3-methylphenyl)-8-oxo-8,9-dihydro-7H-purine-6-carboxamide898422-36-1C21H19N5O2
- 9-(3,4-Dimethylphenyl)-2-(4-methylphenyl)-8-oxo-8,9-dihydro-7H-purine-6-carboxamide898442-69-8C21H19N5O2
- 2-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-phenylacetamide852451-22-0C21H19N5O2
- 1,6,7-Trimethyl-3-(naphthalen-1-ylmethyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione923368-04-1C21H19N5O2
- 1-(4-Methoxyphenyl)-3-(4-{7-methylimidazo[1,2-a]pyrimidin-2-yl}phenyl)urea923186-67-8C21H19N5O2
- 2-Methyl-N-(2-((3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)benzamide946328-15-0C21H19N5O2
- 1-(3,4-Dimethylphenyl)-N-[(furan-2-yl)methyl]-5-(pyridin-4-yl)-1H-1,2,3-triazole-4-carboxamide1207030-44-1C21H19N5O2
- (4-(1H-1,2,3-Triazol-1-yl)piperidin-1-yl)(3-phenylbenzo[c]isoxazol-5-yl)methanone1798538-71-2C21H19N5O2
- N-((1r,4r)-4-((3-Cyanopyrazin-2-yl)oxy)cyclohexyl)isoquinoline-1-carboxamide2034451-88-0C21H19N5O2
- 4-Imino-6-(4-(isopropyl)phenyl)-3-phenyl-1,3,7-trihydro-5,7-diazaquinazoline-2,8-dione1119391-98-8C21H19N5O2
- 2-[7-(2-Hydroxyethyl)-8,9-dimethyl-7H-pyrrolo[3,2-e][1,2,4]triazolo[1,5-c]pyrimidin-2-yl]-1-naphthol921135-09-3C21H19N5O2
- N-(1-(4-Ethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-methyl-1H-pyrazol-5-yl)-1-naphthamide1004252-60-1C21H19N5O2
- 2-Amino-1-(2-methoxyphenyl)-N-prop-2-enylpyrrolo[3,2-b]quinoxaline-3-carboxamide881473-95-6C21H19N5O2
- 4H-(1,2,4)Triazino(3,4-a)phthalazin-4-one, 3-(4-methoxyphenyl)-7-(1-pyrrolidinyl)-126650-80-4C21H19N5O2
- N-(2,4-Dimethylphenyl)-2-(4-oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide852440-05-2C21H19N5O2
- N-Benzyl-2-(4-oxo-1-(p-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide863446-79-1C21H19N5O2
- 9-(3,4-Dimethylphenyl)-2-(2-methylphenyl)-8-oxo-7H-purine-6-carboxamide898446-88-3C21H19N5O2
- N-(4-Methoxyphenyl)-4,7-dimethyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxamide896668-73-8C21H19N5O2
- N-(4-Oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-2-phenylbutanamide899752-85-3C21H19N5O2
- N-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-3-methylbenzamide899738-03-5C21H19N5O2
- N-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-4-methylbenzamide919752-59-3C21H19N5O2
- N-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-2-phenylacetamide900009-11-2C21H19N5O2
- 1-(3-Methoxyphenyl)-3-(4-{7-methylimidazo[1,2-a]pyrimidin-2-yl}phenyl)urea923186-81-6C21H19N5O2
- N-(4-Oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-4-phenylbutanamide899752-87-5C21H19N5O2
- 3-Methyl-N-[2-({3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}oxy)ethyl]benzamide946272-58-8C21H19N5O2
- 1-(3-(6-Methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)-3-(p-tolyl)urea1060293-95-9C21H19N5O2
- 3-{[7-Methyl-3-(morpholine-4-carbonyl)-1,8-naphthyridin-4-yl]amino}benzonitrile1251676-07-9C21H19N5O2
- N-(2,5-Dimethylphenyl)-2-(3-oxo-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-2(3H)-yl)acetamide1251677-61-8C21H19N5O2
- 2-(3-Oxo-6-(p-tolyl)-[1,2,4]triazolo[4,3-b]pyridazin-2(3H)-yl)-N-(p-tolyl)acetamide1251550-89-6C21H19N5O2
- 2-(6-(3,4-Dimethylphenyl)-3-oxo-[1,2,4]triazolo[4,3-b]pyridazin-2(3H)-yl)-N-phenylacetamide1251694-54-8C21H19N5O2
- 2-{5-Methyl-3-oxo-7-phenyl-2H,3H-[1,2,4]triazolo[4,3-c]pyrimidin-2-yl}-N-(4-methylphenyl)acetamide1251631-40-9C21H19N5O2
Frequently asked questions
What is the molar mass of C21H19N5O2?
The molar mass of C21H19N5O2 is 373.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 373.1539 Da.
How many compounds have the formula C21H19N5O2?
CompoundList lists 177 compounds with the molecular formula C21H19N5O2, including 2-Imino-N-methyl-5-oxo-1-(2-phenylethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide, Acetamide, N-(4-(2-(4-(2-(4-hydroxyphenyl)diazenyl)-2-methylphenyl)diazenyl)phenyl)-, 2-(4-Oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-phenethylacetamide. 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 C21H19N5O2?
C21H19N5O2 has a degree of unsaturation of 15. 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.