Molecular formula
C21H20N4
56 compounds have this formula on CompoundList.
- Molar mass
- 328.42g/mol
- Monoisotopic mass
- 328.1688Da
- Atoms
- 45
- Elements
- 3
- Rings plus double bonds
- 14
The formula C21H20N4 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms and 4 nitrogen 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 × 2176.80%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 206.14%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 417.06%14.007 × 4 = 56.028 g/mol
Look up another formula
Compounds with the formula C21H20N4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 56 of 56 compounds
Serdemetan
CAS 881202-45-5C21H20N4
4-Methyl-N-((2-methyl-1H-indol-3-yl)(pyridin-2-yl)methyl)pyridin-2-amine
CAS 457650-64-5C21H20N4
DU-124183
CAS 132206-99-6C21H20N4
![4-Methyl-N-[(2-methyl-1H-indol-3-yl)(pyridin-4-yl)methyl]pyridin-2-amine chemical structure, C21H20N4, CAS 622798-11-2](/s/LSUCIMJIEGWCQS-UHFFFAOYSA-N.svg)
4-Methyl-N-[(2-methyl-1H-indol-3-yl)(pyridin-4-yl)methyl]pyridin-2-amine
CAS 622798-11-2C21H20N4
![5-Methyl-3-phenyl-N-(1-phenylethyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 877804-89-2](/s/FAUYABAGAKLIGZ-UHFFFAOYSA-N.svg)
5-Methyl-3-phenyl-N-(1-phenylethyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 877804-89-2C21H20N4
![5,7-Diphenyl-N-propyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine chemical structure, C21H20N4, CAS 477225-78-8](/s/LCTCJOBCSAPDKS-UHFFFAOYSA-N.svg)
5,7-Diphenyl-N-propyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
CAS 477225-78-8C21H20N4
![2,5-Dimethyl-3-(4-methylphenyl)-N-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 890638-16-1](/s/VVZNUWXJECAIEH-UHFFFAOYSA-N.svg)
2,5-Dimethyl-3-(4-methylphenyl)-N-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 890638-16-1C21H20N4
![N-((1H-Benzo[d][1,2,3]triazol-1-yl)methyl)-N-benzyl-1-phenylmethanamine chemical structure, C21H20N4, CAS 57684-32-9](/s/SDLZRPHXJNFLIO-UHFFFAOYSA-N.svg)
N-((1H-Benzo[d][1,2,3]triazol-1-yl)methyl)-N-benzyl-1-phenylmethanamine
CAS 57684-32-9C21H20N4
![3,5-Diphenyl-N-(propan-2-yl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 901270-33-5](/s/BZNABCBPHUXTQI-UHFFFAOYSA-N.svg)
3,5-Diphenyl-N-(propan-2-yl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 901270-33-5C21H20N4
![5-Phenyl-N-(2,4,6-trimethylphenyl)imidazo[1,5-a]pyrazin-8-amine chemical structure, C21H20N4, CAS 849199-77-5](/s/NZPYXSPOAFCTPW-UHFFFAOYSA-N.svg)
5-Phenyl-N-(2,4,6-trimethylphenyl)imidazo[1,5-a]pyrazin-8-amine
CAS 849199-77-5C21H20N4
![5-(3-([1,1'-Biphenyl]-3-yl)prop-1-yn-1-yl)-6-ethylpyrimidine-2,4-diamine chemical structure, C21H20N4, CAS 1252013-76-5](/s/DGJGWMFHVPDAKM-UHFFFAOYSA-N.svg)
5-(3-([1,1'-Biphenyl]-3-yl)prop-1-yn-1-yl)-6-ethylpyrimidine-2,4-diamine
CAS 1252013-76-5C21H20N4
4-Benzylamino-6-methyl-7-benzylpyrrolo(2,3-d)pyrimidine
CAS 26035-98-3C21H20N4
4-(Diethylamino)-2,6-diphenyl-5-pyrimidinecarbonitrile
CAS 320418-30-2C21H20N4
![6-Methyl-N-[(2-methyl-1H-indol-3-yl)(pyridin-2-yl)methyl]pyridin-2-amine chemical structure, C21H20N4, CAS 457650-62-3](/s/YSMGXGMEJVBETQ-UHFFFAOYSA-N.svg)
6-Methyl-N-[(2-methyl-1H-indol-3-yl)(pyridin-2-yl)methyl]pyridin-2-amine
CAS 457650-62-3C21H20N4
![5-Methyl-3-phenyl-N-(2-phenylethyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 877788-38-0](/s/SFWLNFAQUMLVJM-UHFFFAOYSA-N.svg)
5-Methyl-3-phenyl-N-(2-phenylethyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 877788-38-0C21H20N4
![N-(3,5-Dimethylphenyl)-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 850720-79-5](/s/QISZXSNPQMKXPW-UHFFFAOYSA-N.svg)
N-(3,5-Dimethylphenyl)-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 850720-79-5C21H20N4
5H-Pyrrolo(3,2-d)pyrimidin-4-amine, 2-methyl-6-phenyl-N-(2-phenylethyl)-
CAS 72549-74-7C21H20N4
![N,3-diphenyl-5-(propan-2-yl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 890628-67-8](/s/XKVBUGMOHMZJEG-UHFFFAOYSA-N.svg)
N,3-diphenyl-5-(propan-2-yl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 890628-67-8C21H20N4
![5,6-Dimethyl-N-(4-methylphenyl)-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 890616-97-4](/s/FIQHOSPUQBEHEG-UHFFFAOYSA-N.svg)
5,6-Dimethyl-N-(4-methylphenyl)-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 890616-97-4C21H20N4
![2,5-Dimethyl-N-(3-methylphenyl)-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 850720-64-8](/s/RHAMMWQEQROECZ-UHFFFAOYSA-N.svg)
2,5-Dimethyl-N-(3-methylphenyl)-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 850720-64-8C21H20N4
![N-Benzyl-2,5-dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 877801-13-3](/s/KGWCTROONONUPE-UHFFFAOYSA-N.svg)
N-Benzyl-2,5-dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 877801-13-3C21H20N4
![N-(3,4-Dimethylphenyl)-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 849828-60-0](/s/HQJLOJARRXJMFG-UHFFFAOYSA-N.svg)
N-(3,4-Dimethylphenyl)-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 849828-60-0C21H20N4
![N-Benzyl-5-methyl-3-(4-methylphenyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 890611-25-3](/s/YEVGQBUJRAIBAT-UHFFFAOYSA-N.svg)
N-Benzyl-5-methyl-3-(4-methylphenyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 890611-25-3C21H20N4
![5-Methyl-N,3-bis(4-methylphenyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H20N4, CAS 890611-46-8](/s/DFQMTJIPQOZTSL-UHFFFAOYSA-N.svg)
5-Methyl-N,3-bis(4-methylphenyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 890611-46-8C21H20N4
- N-Benzyl-5,6-dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine900290-86-0C21H20N4
- N,3-diphenyl-5-propylpyrazolo[1,5-a]pyrimidin-7-amine890626-39-8C21H20N4
- 4-Methyl-2,6-bis-toluylaminonicotinonitrile52982-15-7C21H20N4
- N-(4-Ethylphenyl)-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine849923-94-0C21H20N4
- 4-{-4-[4-(1H-Pyrazol-4-yl)-phenyl]-piperidin-4-yl}-benzonitrile857532-06-0C21H20N4
- 3-[[3-[(Isoquinolin-5-yl)amino]pyrrolidin-1-yl]methyl]benzonitrile1035096-27-5C21H20N4
- N-Benzyl-3,5-dimethyl-2-phenylpyrazolo[1,5-a]pyrimidin-7-amine1203053-53-5C21H20N4
- 3,5-Dimethyl-2-(4-methylphenyl)-N-phenylpyrazolo[1,5-a]pyrimidin-7-amine1203291-63-7C21H20N4
- N-[1H-1,2,3-Benzotriazol-1-yl(4-methylphenyl)methyl]-4-methylaniline1381762-97-5C21H20N4
- 2,5,6-Trimethyl-3,7-diphenylpyrrolo[2,3-d]pyrimidin-4-imine90774-52-0C21H20N4
- 2,5-Dimethyl-N-(4-methylphenyl)-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine850802-68-5C21H20N4
- N-[4-(Dimethylamino)benzylidene]-4-(phenyldiazenyl)aniline1309569-68-3C21H20N4
- 4-[1H-1,2,3-Benzotriazol-1-yl(phenyl)methyl]-N,N-dimethylaniline182057-40-5C21H20N4
- 3,5-Diphenyl-N-propylpyrazolo[1,5-a]pyrimidin-7-amine890616-39-4C21H20N4
- 2,3,5-Trimethyl-6-phenyl-1-(pyridin-3-yl)-1H-pyrrolo[2,3-b]pyridin-4-amine1010874-79-9C21H20N4
- 3,5-Dimethyl-2-(3-methylphenyl)-N-phenylpyrazolo[1,5-a]pyrimidin-7-amine1203291-10-4C21H20N4
- Diazene, (4-methylphenyl)[[(4-methylphenyl)hydrazono]phenylmethyl]-70599-89-2C21H20N4
- N-(Propan-2-yl)-2-[2-(pyridin-2-yl)phenyl]-1H-benzimidazol-6-amine824395-04-2C21H20N4
- 4-{[3-(2-Methyl-1H-1,3-benzodiazol-1-yl)azetidin-1-yl]methyl}quinoline2415517-48-3C21H20N4
- 1,3-Propanediamine, N,N-di-4-quinolinyl-104771-98-4C21H20N4
- Pyrazolo[1,5-b][1,2,4]triazine, 7-(1,1-dimethylethyl)-2,3-diphenyl-653586-57-3C21H20N4
- 5-((1H-Pyrrolo[2,3-b]pyridin-3-yl)methyl)-N-phenethylpyridin-2-amine1029048-25-6C21H20N4
- (2-Methyl-benzyl)-[5-(1H-pyrrolo[2,3-b]pyridin-3-ylmethyl)-pyridin-2-yl]-amine1029048-37-0C21H20N4
- 1-Benzyl-4-methyl-5,5-diphenyl-4,5-dihydro-1H-tetrazole101370-75-6C21H20N4
- 3-{[3-(2-Cyclopropyl-1H-1,3-benzodiazol-1-yl)azetidin-1-yl]methyl}benzonitrile2380189-48-8C21H20N4
- 1-Benzyl-2,4-diphenyl-1,2,3,4-tetrahydro-1,2,4,5-tetrazine37589-59-6C21H20N4
- 2-Phenyl-1-(2-phenyldiazenyl)-1-propanone 2-phenylhydrazone54840-35-6C21H20N4
- 1H-Pyrrolo[2,3-c]pyridin-7-amine,2-methyl-N-(phenylmethyl)-1-(2-pyridinylmethyl)-874014-55-8C21H20N4
- N',N''-(4-Methyl-1,3-phenylene)dibenzenecarboximidamide61657-51-0C21H20N4
- 4-({4-[(2,4,6-Trimethylphenyl)methyl]pyrimidin-2-yl}amino)benzonitrile833461-53-3C21H20N4
- 1-(4-Methylphthalazin-1-yl)-4-phenylpiperidine-4-carbonitrile2640954-34-1C21H20N4
- 1-(3-Methylquinoxalin-2-yl)-4-phenylpiperidine-4-carbonitrile2742036-94-6C21H20N4
Frequently asked questions
What is the molar mass of C21H20N4?
The molar mass of C21H20N4 is 328.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms and 4 nitrogen atoms. The monoisotopic mass is 328.1688 Da.
How many compounds have the formula C21H20N4?
CompoundList lists 56 compounds with the molecular formula C21H20N4, including Serdemetan, 4-Methyl-N-((2-methyl-1H-indol-3-yl)(pyridin-2-yl)methyl)pyridin-2-amine, DU-124183. 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 C21H20N4?
C21H20N4 has a degree of unsaturation of 14. 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.