Molecular formula
C21H23N3O
184 compounds have this formula on CompoundList.
- Molar mass
- 333.44g/mol
- Monoisotopic mass
- 333.1841Da
- Atoms
- 48
- Elements
- 4
- Rings plus double bonds
- 12
The formula C21H23N3O describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 2175.65%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 236.95%1.008 × 23 = 23.184 g/mol
- N Nitrogen × 312.60%14.007 × 3 = 42.021 g/mol
- O Oxygen × 14.80%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C21H23N3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 184 compounds
1-(3,5-Dimethylphenyl)-4-(1-ethyl-2-benzimidazolyl)-2-pyrrolidinone
CAS 847396-71-8C21H23N3O
![5-[(4-Benzylpiperazin-1-yl)methyl]quinolin-8-ol chemical structure, C21H23N3O, CAS 514185-13-8](/s/KVSFNSYWZHJDIE-UHFFFAOYSA-N.svg)
5-[(4-Benzylpiperazin-1-yl)methyl]quinolin-8-ol
CAS 514185-13-8C21H23N3O
![1-Azepanyl-[2-(phenylmethyl)-1-benzimidazolyl]methanone chemical structure, C21H23N3O, CAS 510734-24-4](/s/VJWIPWNYNSKZMP-UHFFFAOYSA-N.svg)
1-Azepanyl-[2-(phenylmethyl)-1-benzimidazolyl]methanone
CAS 510734-24-4C21H23N3O
2-((5,11-Dimethyl-6H-pyrido(4,3-b)carbazol-9-yl)oxy)-N,N-dimethylethanamine
CAS 501662-77-7C21H23N3O
5-(Diethylamino)-2-(2,3-dihydro-1H-perimidin-2-yl)phenol
CAS 84968-64-9C21H23N3O
![(2E)-N-Benzyl-2-cyano-3-[4-(diethylamino)phenyl]acrylamide chemical structure, C21H23N3O, CAS 874655-87-5](/s/DNKNZUXEZMQUKQ-XMHGGMMESA-N.svg)
(2E)-N-Benzyl-2-cyano-3-[4-(diethylamino)phenyl]acrylamide
CAS 874655-87-5C21H23N3O
6-Methoxy-2-methyl-4-(4-phenylpiperazin-1-yl)quinoline
CAS 34443-15-7C21H23N3O
![1-[4-(1H-Indol-3-ylmethyl)piperazin-1-yl]-2-phenylethanone chemical structure, C21H23N3O, CAS 442651-38-9](/s/KBILALRXGGVNQR-UHFFFAOYSA-N.svg)
1-[4-(1H-Indol-3-ylmethyl)piperazin-1-yl]-2-phenylethanone
CAS 442651-38-9C21H23N3O
1-(4-Methylphenyl)-4-(1-propylbenzimidazol-2-yl)pyrrolidin-2-one
CAS 577698-83-0C21H23N3O
(3H)Jnj-40068782
CAS 950196-50-6C21H23N3O
2,6-Dimethyl-4-(6-methyl-4-phenylquinazolin-2-yl)morpholine
CAS 850800-55-4C21H23N3O
![N-[(1Z)-1-(Furan-2-yl)ethylidene]-4-(naphthalen-1-ylmethyl)piperazin-1-amine chemical structure, C21H23N3O, CAS 306952-39-6](/s/KQTCGRICYMNKIZ-XLNRJJMWSA-N.svg)
N-[(1Z)-1-(Furan-2-yl)ethylidene]-4-(naphthalen-1-ylmethyl)piperazin-1-amine
CAS 306952-39-6C21H23N3O
5-(4-Cyclohexylanilino)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one
CAS 22123-83-7C21H23N3O
4-(1-Butylbenzimidazol-2-yl)-1-phenylpyrrolidin-2-one
CAS 433701-12-3C21H23N3O
1-(4-Methoxyphenyl)-4-(4-methylpiperidin-1-yl)phthalazine
CAS 702648-76-8C21H23N3O
![1'-Methyl-2-phenyl-1,10b-dihydrospiro[benzo[e]pyrazolo[1,5-c][1,3]oxazine-5,4'-piperidine] chemical structure, C21H23N3O, CAS 374771-85-4](/s/SJVSUESXYZNAFJ-UHFFFAOYSA-N.svg)
1'-Methyl-2-phenyl-1,10b-dihydrospiro[benzo[e]pyrazolo[1,5-c][1,3]oxazine-5,4'-piperidine]
CAS 374771-85-4C21H23N3O
N-((5-Methyl-2-furyl)methylene)-4-(1-naphthylmethyl)-1-piperazinamine
CAS 306952-03-4C21H23N3O
![4-Benzyl-1-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidine chemical structure, C21H23N3O, CAS 693808-33-2](/s/XCHZJXXJXZTARJ-UHFFFAOYSA-N.svg)
4-Benzyl-1-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidine
CAS 693808-33-2C21H23N3O
![N,N-Dimethyl-4-[(2,6,8-trimethylquinolin-4-yl)amino]benzamide chemical structure, C21H23N3O, CAS 395657-50-8](/s/KTVKPQKBBSCNPR-UHFFFAOYSA-N.svg)
N,N-Dimethyl-4-[(2,6,8-trimethylquinolin-4-yl)amino]benzamide
CAS 395657-50-8C21H23N3O
Bjb-432
CAS 960058-94-0C21H23N3O
![4-{[(E)-(4-Isopropylphenyl)methylidene]amino}-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one chemical structure, C21H23N3O, CAS 198220-47-2](/s/VBEGJFKKGYNONM-UHFFFAOYSA-N.svg)
4-{[(E)-(4-Isopropylphenyl)methylidene]amino}-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
CAS 198220-47-2C21H23N3O
![1-Acetyl-2-{1-[(2-methylphenyl)methyl]benzimidazol-2-yl}pyrrolidine chemical structure, C21H23N3O, CAS 920114-56-3](/s/DHHHONGAUOAGCT-UHFFFAOYSA-N.svg)
1-Acetyl-2-{1-[(2-methylphenyl)methyl]benzimidazol-2-yl}pyrrolidine
CAS 920114-56-3C21H23N3O
![N-[3-(1H-Imidazol-1-yl)propyl]-2,2-diphenylpropanamide chemical structure, C21H23N3O, CAS 573707-12-7](/s/YKUKZDHIHAUDSE-UHFFFAOYSA-N.svg)
N-[3-(1H-Imidazol-1-yl)propyl]-2,2-diphenylpropanamide
CAS 573707-12-7C21H23N3O
![7-[(4-Methylpiperidyl)-4-pyridylmethyl]quinolin-8-ol chemical structure, C21H23N3O, CAS 618409-14-6](/s/GPBNJFBTIOIRGK-UHFFFAOYSA-N.svg)
7-[(4-Methylpiperidyl)-4-pyridylmethyl]quinolin-8-ol
CAS 618409-14-6C21H23N3O
- 4-Benzyl-1-[(5-phenyl-1,3,4-oxadiazol-2-yl)methyl]piperidine901227-41-6C21H23N3O
- 1 suppliers2-(2-Propyl-1H-1,3-benzodiazol-1-yl)-1-(1,2,3,4-tetrahydroquinolin-1-yl)ethan-1-one749212-56-4C21H23N3O
- 6-(2-Benzylpropen-3-yl)-4,5,6,7-tetrahydro-5-methylimidazo-(4,5,1-jk)(1,4)-benzodiazepin-2(1H)-one131515-06-5C21H23N3O
- 1-(4-tert-Butyl-benzyl)-3-isoquinolin-5-yl-urea581810-01-7C21H23N3O
- 3-(1H-Indol-3-yl)-1-(4-phenylpiperazin-1-yl)propan-1-one94918-71-5C21H23N3O
- N-Benzyl-3-[(4-butylphenyl)amino]-2-cyanoprop-2-enamide881558-89-0C21H23N3O
- 2H-1,4-Benzodiazepin-2-one, 1,3-dihydro-1-(1-methyl-4-piperidinyl)-5-phenyl-93592-71-3C21H23N3O
- 2-(7,8-Dimethyl-3,4-dihydropyrimido[1,2-a]benzimidazol-10(2H)-yl)-1-(4-methylphenyl)ethanone503428-50-0C21H23N3O
- N,N-Dibenzyl-1-ethyl-3-methyl-1H-pyrazole-5-carboxamide1004481-28-0C21H23N3O
- 2-(1H-Indol-3-yl)-N-{4-[(pyrrolidin-1-yl)methyl]phenyl}acetamide878106-29-7C21H23N3O
- 1-(2-(Dimethylamino)-2-(naphthalen-1-yl)ethyl)-3-phenylurea941870-29-7C21H23N3O
- 4-Benzyl-N-(1-isopropyl-3-methyl-1H-pyrazol-5-yl)benzamide1172411-53-8C21H23N3O
- 4-(2-Ethyl-1H-imidazol-1-yl)-2,2-diphenylbutanamide212756-27-9C21H23N3O
- (4-Benzylpiperazin-1-yl)(1-methyl-1H-indol-2-yl)methanone1190283-20-5C21H23N3O
- 3-Amino-1-(1,3,4,9-tetrahydro-6-methyl-1-phenyl-2H-pyrido[3,4-b]indol-2-yl)-1-propanone861657-94-5C21H23N3O
- N-[(1-Benzylpiperidin-4-yl)methyl]-4-cyanobenzamide954044-12-3C21H23N3O
- 2-[(4-Benzylpiperidin-1-yl)methyl]-3,4-dihydroquinazolin-4-one586985-52-6C21H23N3O
- 4-Benzyl-N-(1H-indol-3-yl)piperidine-1-carboxamide899736-31-3C21H23N3O
- (1H-Indol-2-yl)-(4-phenethyl-piperazin-1-yl)-methanone459169-07-4C21H23N3O
- 2-[4-(2-Cyanophenyl)piperidin-1-yl]-N-(3-methylphenyl)acetamide918408-31-8C21H23N3O
- 1-Benzyl-4-(1-propylbenzimidazol-2-yl)pyrrolidin-2-one847396-35-4C21H23N3O
- 3-(4-Methoxyphenyl)-5,5,8,9-tetramethyl-5,6-dihydro[1,2,4]triazolo[3,4-a]isoquinoline5537-35-9C21H23N3O
- N-{3-[Benzyl(methyl)amino]propyl}quinoline-2-carboxamide2862188-34-7C21H23N3O
- (3,4,4a,5,11,11a-Hexahydro-1,4-ethanopyrido(3,2-b)(1,5)benzodiazepin-10(2H)-yl)(phenyl)methanone72031-22-2C21H23N3O
- 2-(4-(3,5-Dimethylpiperidin-1-yl)quinazolin-2-yl)phenol421572-99-8C21H23N3O
- 2-Phenyl-N-[3-(1-prop-2-enylbenzimidazol-2-yl)propyl]acetamide850925-48-3C21H23N3O
- 2-(4-tert-Butylphenyl)-8-methylquinoline-4-carbohydrazide590376-22-0C21H23N3O
- 4-(1-Isopropyl-1H-benzo[d]imidazol-2-yl)-1-(m-tolyl)pyrrolidin-2-one575463-01-3C21H23N3O
- 1-Ethyl-4-{1-[(4-methylphenyl)methyl]-1H-1,3-benzodiazol-2-yl}pyrrolidin-2-one912890-66-5C21H23N3O
- Pyrrolo[2,3-a]carbazole-3-carboxaldehyde, 10-[4-(dimethylamino)butyl]-1,10-dihydro-1380401-68-2C21H23N3O
- Ethanone, 2-(4-methyl-1-piperazinyl)-1-(2-phenyl-1H-indol-3-yl)-62367-99-1C21H23N3O
- 4-{1-[(2,5-Dimethylphenyl)methyl]benzimidazol-2-yl}-1-methylpyrrolidin-2-one915189-51-4C21H23N3O
- N-(1-Benzylbenzimidazol-2-yl)cyclohexanecarboxamide380590-68-1C21H23N3O
- 1-(2,4-Dimethylphenyl)-4-(1-ethyl-1H-1,3-benzodiazol-2-yl)pyrrolidin-2-one847394-24-5C21H23N3O
- N-{3-[1-(2-Methylprop-2-enyl)benzimidazol-2-yl]propyl}benzamide890638-77-4C21H23N3O
- 1-Methyl-4-(1-(3-phenylpropyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one892702-91-9C21H23N3O
- 1H-Pyrazole-4-acetamide, 3,5-dimethyl-1-phenyl-N-(2-phenylethyl)-125103-58-4C21H23N3O
- 2-(2-Cyclopropylbenzimidazol-1-yl)-N-phenyl-N-propan-2-ylacetamide882325-37-3C21H23N3O
- 3-Methyl-N-(2-(1-(2-methylallyl)-1H-benzo[d]imidazol-2-yl)ethyl)benzamide850923-30-7C21H23N3O
- 1-(2-Methylphenyl)-4-(1-propylbenzimidazol-2-yl)pyrrolidin-2-one844654-81-5C21H23N3O
- (1-Benzylindol-2-yl)-(4-methylpiperazin-1-yl)methanone1023485-86-0C21H23N3O
- 4-(1-Methyl-1H-1,3-benzodiazol-2-yl)-1-(2,4,6-trimethylphenyl)pyrrolidin-2-one847395-76-0C21H23N3O
- 1-(4-Benzylpiperazin-1-yl)-2-(1H-indol-3-yl)ethanone194017-03-3C21H23N3O
- 2-(Morpholin-4-ylmethyl)-1-[(2E)-3-phenylprop-2-en-1-yl]-1H-benzimidazole739308-87-3C21H23N3O
- N-(3,3-Diphenylpropyl)-1,3-dimethyl-1H-pyrazole-4-carboxamide1170431-95-4C21H23N3O
- 5-Methyl-3-[4-(Piperazin-1-Ylmethyl)phenyl]isoquinolin-1(2H)-One1454898-72-6C21H23N3O
- N-[4-(Ethylamino)-2-phenylquinolin-6-yl]-2-methylpropanamide3056559-91-9C21H23N3O
- N-[4-(Dimethylamino)-2-phenylquinolin-6-yl]-2-methylpropanamide3056559-92-0C21H23N3O
- Piperazine, 1-((4,5-diphenyl-2-oxazolyl)methyl)-4-methyl-33161-88-5C21H23N3O
- (E)-N-(2-(1H-Benzo[d]imidazol-2-yl)ethyl)-3-(4-isopropylphenyl)acrylamide347364-90-3C21H23N3O
- 1-(2-Methyl-1H-indol-3-yl)-2-(4-phenylpiperazin-1-yl)ethanone371125-27-8C21H23N3O
- 6,14,14-Trimethyl-10-(pyridin-2-yl)-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one1020251-80-2C21H23N3O
- 4-(1-Isopropyl-1H-benzo[d]imidazol-2-yl)-1-(p-tolyl)pyrrolidin-2-one577768-96-8C21H23N3O
- 1-Acetyl-2-{1-[(4-methylphenyl)methyl]benzimidazol-2-yl}pyrrolidine920114-94-9C21H23N3O
- 2-(2-Benzyl-1H-benzimidazol-1-yl)-1-(piperidin-1-yl)ethanone906186-39-8C21H23N3O
- 1-(4-Methylpiperazin-1-yl)-2-(2-phenyl-1H-indol-1-yl)ethanone65746-61-4C21H23N3O
- (4-Benzylpiperazin-1-yl)(1-methyl-1H-indol-5-yl)methanone1219557-45-5C21H23N3O
- (2E)-2-Cyano-N-[4-(dimethylamino)phenyl]-3-[4-(propan-2-yl)phenyl]prop-2-enamide464905-33-7C21H23N3O
- (4Z)-4-[[4-(Diethylamino)phenyl]methylidene]-5-methyl-2-phenylpyrazol-3-one75955-76-9C21H23N3O
- N-[2-(Dimethylamino)ethyl]-2-(2-methylphenyl)quinoline-4-carboxamide713121-18-7C21H23N3O
- 3,9,9-Trimethyl-6-pyridin-3-yl-6,8,10,11-tetrahydro-5H-benzo[b][1,4]benzodiazepin-7-one1022734-21-9C21H23N3O
- 1-(2,5-Dimethylphenyl)-4-(1-ethyl-1H-1,3-benzodiazol-2-yl)pyrrolidin-2-one847395-19-1C21H23N3O
- 4-Methyl-7-[(E)-2-phenylethenyl]-2-(pyrrolidin-1-yl)-7,8-dihydroquinazolin-5(6H)-one924875-88-7C21H23N3O
- N-(1-Isopropyl-3-methyl-1H-pyrazol-5-yl)-2,2-diphenylacetamide1185072-40-5C21H23N3O
- 2-(1H-Indol-1-yl)-1-(4-(m-tolyl)piperazin-1-yl)ethanone1206996-04-4C21H23N3O
- N-[2-(4-Pyridyl)ethyl]-5,6,7,8,9,10-hexahydrocyclohepta[b]indole-2-carboxamide1435995-93-9C21H23N3O
- (4-Benzylpiperidin-1-yl)(2-methyl-1H-benzimidazol-6-yl)methanone1401590-84-8C21H23N3O
- N-(3-{7-Methylimidazo[1,2-a]pyridin-2-yl}phenyl)cyclohexanecarboxamide685107-84-0C21H23N3O
- 1H-Indole, 1-acetyl-3-(4-(phenylmethyl)-1-piperazinyl)-68661-89-2C21H23N3O
- 1H-Pyrazole-4-carboxamide, N-(1,1-dimethylethyl)-1,3-diphenyl-5-methyl-125103-44-8C21H23N3O
- 1H-Pyrazole-4-carboxamide, N-butyl-1,3-diphenyl-5-methyl-125103-50-6C21H23N3O
- 4-[1-(Methylethyl)benzimidazol-2-yl]-1-benzylpyrrolidin-2-one872347-73-4C21H23N3O
- 1-(3-Methylphenyl)-4-(1-propylbenzimidazol-2-yl)pyrrolidin-2-one877283-95-9C21H23N3O
- N,N-Dipropyl-2-pyridin-2-ylquinoline-4-carboxamide879919-16-1C21H23N3O
- Pyrano(3,4-d)imidazole, 1(or 3),4,6,7-tetrahydro-4-((dibenzylamino)methyl)-95857-75-3C21H23N3O
- N-[2-(2-Pyridyl)ethyl]-5,6,7,8,9,10-hexahydrocyclohepta[b]indole-2-carboxamide1436001-12-5C21H23N3O
Frequently asked questions
What is the molar mass of C21H23N3O?
The molar mass of C21H23N3O is 333.44 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 333.1841 Da.
How many compounds have the formula C21H23N3O?
CompoundList lists 184 compounds with the molecular formula C21H23N3O, including 1-(3,5-Dimethylphenyl)-4-(1-ethyl-2-benzimidazolyl)-2-pyrrolidinone, 5-[(4-Benzylpiperazin-1-yl)methyl]quinolin-8-ol, 1-Azepanyl-[2-(phenylmethyl)-1-benzimidazolyl]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 C21H23N3O?
C21H23N3O 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.