Molecular formula
C20H21N3
64 compounds have this formula on CompoundList.
- Molar mass
- 303.41g/mol
- Monoisotopic mass
- 303.1735Da
- Atoms
- 44
- Elements
- 3
- Rings plus double bonds
- 12
The formula C20H21N3 describes a molecule made of 20 carbon atoms, 21 hydrogen atoms and 3 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 × 2079.17%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 216.98%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 313.85%14.007 × 3 = 42.021 g/mol
Look up another formula
Compounds with the formula C20H21N3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 64 of 64 compounds
Aptiganel
CAS 137159-92-3C20H21N3
4-(4-Methylpiperazino)-2-phenylquinoline
CAS 181775-68-8C20H21N3
1-(2-Methylphenyl)-4-methylamino-6-methyl-2,3-dihydropyrrolo(3,2-c)quinoline
CAS 122456-37-5C20H21N3
4-(4-Methyl-1-piperidinyl)-2-phenylquinazoline
CAS 307544-24-7C20H21N3
4-Methyl-2-(4-phenylpiperazin-1-yl)quinoline
CAS 326923-90-4C20H21N3
1-(4-Methylphenyl)-4-(piperidin-1-yl)phthalazine
CAS 300696-77-9C20H21N3
1-Benzyl-4-piperidinophthalazine
CAS 304885-21-0C20H21N3
![2-[4-(4-Methylpiperazin-1-yl)phenyl]quinoline chemical structure, C20H21N3, CAS 861206-59-9](/s/NFZVJHWAJYJGOY-UHFFFAOYSA-N.svg)
2-[4-(4-Methylpiperazin-1-yl)phenyl]quinoline
CAS 861206-59-9C20H21N3
![4-[(4-Phenylpiperazin-1-yl)methyl]quinoline chemical structure, C20H21N3, CAS 378200-12-5](/s/HRCITNWLOQMDGX-UHFFFAOYSA-N.svg)
4-[(4-Phenylpiperazin-1-yl)methyl]quinoline
CAS 378200-12-5C20H21N3
2,4-Bis(p-aminobenzyl)aniline
CAS 25834-80-4C20H21N3
![1-[(2,6-Dimethylpyridin-4-yl)methyl]-1,2-diphenylhydrazine chemical structure, C20H21N3, CAS 32812-34-3](/s/UVMMQEZYYLDABR-UHFFFAOYSA-N.svg)
1-[(2,6-Dimethylpyridin-4-yl)methyl]-1,2-diphenylhydrazine
CAS 32812-34-3C20H21N3
4-(Azepan-1-yl)-2-phenylquinazoline
CAS 420844-49-1C20H21N3
1-Phenyl-3-pyrrolidin-1-yl-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile
CAS 371203-87-1C20H21N3
![2-Benzyl-1,3,4,8-tetramethyl-2H-dipyrrolo[1,2-b:3',4'-d]pyridazine chemical structure, C20H21N3, CAS 700850-82-4](/s/OPCQLPZYUZBNDY-UHFFFAOYSA-N.svg)
2-Benzyl-1,3,4,8-tetramethyl-2H-dipyrrolo[1,2-b:3',4'-d]pyridazine
CAS 700850-82-4C20H21N3
2-(4-Methylpiperazin-1-yl)-4-phenylquinoline
CAS 64097-94-5C20H21N3
4-(3-Methylpiperidino)-2-(2-pyridyl)quinoline
CAS 133671-52-0C20H21N3
4-(2-Methylpiperidino)-2-(2-pyridyl)quinoline
CAS 133671-51-9C20H21N3
4-(4-Methylpiperidin-1-yl)-2-(pyridin-2-yl)quinoline
CAS 133671-53-1C20H21N3
![4-Phenyl-4-[4-(1H-pyrazol-4-yl)phenyl]piperidine chemical structure, C20H21N3, CAS 857531-07-8](/s/LKFDJWGYWDCRPC-UHFFFAOYSA-N.svg)
4-Phenyl-4-[4-(1H-pyrazol-4-yl)phenyl]piperidine
CAS 857531-07-8C20H21N3
N-(1-Benzylpyrrolidin-3-yl)isoquinolin-5-amine
CAS 1035096-26-4C20H21N3
![2-Pyridineethanamine, N-phenyl-N-[2-(2-pyridinyl)ethyl]- chemical structure, C20H21N3, CAS 92733-94-3](/s/FVTFIGWWSPMXPO-UHFFFAOYSA-N.svg)
2-Pyridineethanamine, N-phenyl-N-[2-(2-pyridinyl)ethyl]-
CAS 92733-94-3C20H21N3
6-Methyl-4-phenyl-2-(piperidin-1-yl)quinazoline
CAS 307329-79-9C20H21N3
Piperazine, 1-(2-naphthalenylmethyl)-4-(2-pyridinyl)-
CAS 57987-79-8C20H21N3
2-(4-Methylphenyl)-3-piperidin-1-ylquinoxaline
CAS 406713-35-7C20H21N3
- 4-(4-Methylphenyl)-2-piperidin-1-ylquinazoline14005-55-1C20H21N3
- 1-(1-Methyl-1H-indol-5-yl)-N-[(1-methyl-1H-indol-5-yl)methyl]methanamine1291485-99-8C20H21N3
- 2-[(4-Phenylpiperazin-1-yl)methyl]quinoline39819-27-7C20H21N3
- 9-Methyl-6-(3-methylbutyl)-6H-indolo[2,3-b]quinoxaline613660-17-6C20H21N3
- 7-Methyl-6-(3-methylbutyl)-6H-indolo[2,3-b]quinoxaline578753-77-2C20H21N3
- 3-[(N-[1-Pyrrolin-2-yl]anilino)methyl]-1-methylindole51596-86-2C20H21N3
- Pyrazino(1',2':1,6)pyrido(3,4-b)indole, 1,2,3,4,6,7,12,12a-octahydro-6-phenyl-, (E)-(+-)-50302-67-5C20H21N3
- 9-Methyl-6-pentyl-6H-indolo[2,3-b]quinoxaline612051-56-6C20H21N3
- 4-Methyl-5-pentylindolo[2,3-b]quinoxaline579440-22-5C20H21N3
- 4-(4-Benzylpiperazino)quinoline166954-89-8C20H21N3
- N2,N2-Dibenzyl-6-methylpyridine-2,5-diamine1216104-53-8C20H21N3
- 1,7b,10-Triazabenzo(5,6)cyclohepta(1,2,3-jk)fluorene, 1,2,3,8,13,13a-hexahydro-1,8-dimethyl-, (8R,13aS)-79082-57-8C20H21N3
- 2-(4-Benzylpiperazin-1-yl)quinoline161887-18-9C20H21N3
- Imidazo[1,5-a]pyrazine,5,6,7,8-tetrahydro-1-phenyl-3-(2-phenylethyl)-1353504-96-7C20H21N3
- 1-(1-Benzylazetidin-3-yl)-2-cyclopropyl-1H-1,3-benzodiazole2548995-64-6C20H21N3
- 4-[2-Methyl-1-(4-methylphenyl)propan-2-yl]-2-(pyridin-2-yl)pyrimidine144262-28-2C20H21N3
- 4-[(E)-(4-Butylphenyl)diazenyl]naphthalen-1-amine89135-28-4C20H21N3
- 4-[N-[(4-Butylphenyl)methylideneamino]-C-methylcarbonimidoyl]benzonitrile93480-08-1C20H21N3
- 2-((1,2-Diphenylhydrazinyl)methyl)-4,6-dimethylpyridine32812-38-7C20H21N3
- 2,5-Dibenzyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine1708942-42-0C20H21N3
- N-(Quinolin-4-ylmethyl)-1-(5,6,7,8-tetrahydroquinolin-2-yl)methanamine2138078-32-5C20H21N3
- 1-[1-(2,3-Dihydro-1H-inden-2-yl)azetidin-3-yl]-2-methyl-1H-1,3-benzodiazole2380191-47-7C20H21N3
- [(1-Benzyl-1H-pyrazol-4-yl)methyl]({bicyclo[4.2.0]octa-1(6),2,4-trien-7-yl}methyl)amine1882426-56-3C20H21N3
- 3,3a,4,5,6,7-Hexahydro-5-methyl-3-phenyl-7-(phenylmethylene)-2H-pyrazolo[4,3-c]pyridine60770-73-2C20H21N3
- 7,8,9,10-Tetrahydro-5-methyl-8-(phenylmethyl)-6H-azepino[4,5-b][1,8]naphthyridine65326-36-5C20H21N3
- 1H-1,2,3-Triazole, 1-cyclohexyl-4,5-diphenyl-19311-82-1C20H21N3
- 7,8-Didehydroibogamine-18-carbonitrile20824-85-5C20H21N3
- 14-Methylspiro[8,11,17-triazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(10),2,4,6,12,14,16-heptaene-9,1'-cyclohexane]3053509-06-8C20H21N3
- 1 suppliers4,4'-[(2-Amino-1,3-phenylene)bis(methylene)]dianiline109972-70-5C20H21N3
- 3-Cyclohexyl-4,5-diphenyl-4H-1,2,4-triazole1297270-24-6C20H21N3
- 1H-Pyrazolo[4,3-c]pyridine,4,5,6,7-tetrahydro-5-methyl-3-phenyl-1-(phenylmethyl)-87628-13-5C20H21N3
- 2-Cyclohexyl-N-pyridin-4-ylquinolin-4-amine1303557-07-4C20H21N3
- {7-[4-(Diethylamino)phenyl]hepta-2,4,6-trien-1-ylidene}propanedinitrile213620-09-8C20H21N3
- 1-(1-Hydrazinylidene-2-phenyl-1H-inden-3-yl)piperidine62325-52-4C20H21N3
- 4-Butyl-7-ethyl-7H-pyrimido[5,4-C]carbazole88368-39-2C20H21N3
- Benzenamine, N,N-diethyl-4-[2-(2-naphthalenyl)diazenyl]-118860-66-5C20H21N3
- Benzenamine, N,N-diethyl-4-[2-(1-naphthalenyl)diazenyl]-24630-09-9C20H21N3
- 5-(Amino(phenyl)methyl)-N-benzyl-3-methylpyridin-2-amine1355173-07-7C20H21N3
- 2-Ethyl-6-(4-methylphenyl)-3-(6-methyl-2-pyridinylamino)-pyridine2055683-28-6C20H21N3
- 2,4-Diphenyl-3-azaspiro[bicyclo[3.3.1]nonane-9,2'-diazirine]2193060-92-1C20H21N3
Frequently asked questions
What is the molar mass of C20H21N3?
The molar mass of C20H21N3 is 303.41 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms and 3 nitrogen atoms. The monoisotopic mass is 303.1735 Da.
How many compounds have the formula C20H21N3?
CompoundList lists 64 compounds with the molecular formula C20H21N3, including Aptiganel, 4-(4-Methylpiperazino)-2-phenylquinoline, 1-(2-Methylphenyl)-4-methylamino-6-methyl-2,3-dihydropyrrolo(3,2-c)quinoline. 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 C20H21N3?
C20H21N3 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.