Molecular formula
C21H25N3O
141 compounds have this formula on CompoundList.
- Molar mass
- 335.45g/mol
- Monoisotopic mass
- 335.1998Da
- Atoms
- 50
- Elements
- 4
- Rings plus double bonds
- 11
The formula C21H25N3O describes a molecule made of 21 carbon atoms, 25 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 × 2175.19%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 257.51%1.008 × 25 = 25.200 g/mol
- N Nitrogen × 312.53%14.007 × 3 = 42.021 g/mol
- O Oxygen × 14.77%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C21H25N3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 141 compounds
Ambasilide
CAS 83991-25-7C21H25N3O
![4-[4-(Dimethylamino)phenyl]-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile chemical structure, C21H25N3O, CAS 313969-86-7](/s/BEXNDNPDIUTLCK-UHFFFAOYSA-N.svg)
4-[4-(Dimethylamino)phenyl]-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile
CAS 313969-86-7C21H25N3O
Ontazolast
CAS 147432-77-7C21H25N3O
![N,N-Diethyl-2-[4-(4-methylphenyl)phthalazin-1-yl]oxyethanamine chemical structure, C21H25N3O, CAS 361997-82-2](/s/KBWKBBCMGOAGKF-UHFFFAOYSA-N.svg)
N,N-Diethyl-2-[4-(4-methylphenyl)phthalazin-1-yl]oxyethanamine
CAS 361997-82-2C21H25N3O
![N-(1-(1-Isobutyl-1H-benzo[d]imidazol-2-yl)ethyl)-2-phenylacetamide chemical structure, C21H25N3O, CAS 850921-70-9](/s/FJRBJBCPZLEGLN-UHFFFAOYSA-N.svg)
N-(1-(1-Isobutyl-1H-benzo[d]imidazol-2-yl)ethyl)-2-phenylacetamide
CAS 850921-70-9C21H25N3O
![N-[2-(1-{[4-(Propan-2-yl)phenyl]methyl}-1H-1,3-benzodiazol-2-yl)ethyl]acetamide chemical structure, C21H25N3O, CAS 871552-89-5](/s/VLJWUPFUQDYBCW-UHFFFAOYSA-N.svg)
N-[2-(1-{[4-(Propan-2-yl)phenyl]methyl}-1H-1,3-benzodiazol-2-yl)ethyl]acetamide
CAS 871552-89-5C21H25N3O
![2-Methyl-N-{2-[1-(2-phenylethyl)-1H-benzimidazol-2-yl]ethyl}propanamide chemical structure, C21H25N3O, CAS 696599-59-4](/s/QIZFDMOFHFYOSD-UHFFFAOYSA-N.svg)
2-Methyl-N-{2-[1-(2-phenylethyl)-1H-benzimidazol-2-yl]ethyl}propanamide
CAS 696599-59-4C21H25N3O
![N-(2-Methylphenyl)-4-[(E)-3-phenylprop-2-enyl]piperazine-1-carboxamide chemical structure, C21H25N3O, CAS 833436-43-4](/s/YEISQUGEDDGVQW-YRNVUSSQSA-N.svg)
N-(2-Methylphenyl)-4-[(E)-3-phenylprop-2-enyl]piperazine-1-carboxamide
CAS 833436-43-4C21H25N3O
N-(4-Methylphenyl)(4-(3-phenylprop-2-enyl)piperazinyl)formamide
CAS 693805-74-2C21H25N3O
![N-[(1-Benzyl-4,5-dimethyl-2-pyrrol-1-ylpyrrol-3-yl)methyl]propanamide chemical structure, C21H25N3O, CAS 478077-14-4](/s/JNLKUIBRIOLPQT-UHFFFAOYSA-N.svg)
N-[(1-Benzyl-4,5-dimethyl-2-pyrrol-1-ylpyrrol-3-yl)methyl]propanamide
CAS 478077-14-4C21H25N3O
2-(Cyclohexylamino)-N'-(diphenylmethylene)acetohydrazide
CAS 341968-07-8C21H25N3O
![N-[(1S)-1-(1H-Benzimidazol-2-yl)-2-phenylethyl]-3,3-dimethylbutanamide chemical structure, C21H25N3O, CAS 1212078-57-3](/s/PSAXUMUZJDWYMN-SFHVURJKSA-N.svg)
N-[(1S)-1-(1H-Benzimidazol-2-yl)-2-phenylethyl]-3,3-dimethylbutanamide
CAS 1212078-57-3C21H25N3O
![2-Methyl-N-(2-{1-[(4-methylphenyl)methyl]benzimidazol-2-yl}ethyl)propanamide chemical structure, C21H25N3O, CAS 861428-69-5](/s/ZMBDSVLGZZHWJU-UHFFFAOYSA-N.svg)
2-Methyl-N-(2-{1-[(4-methylphenyl)methyl]benzimidazol-2-yl}ethyl)propanamide
CAS 861428-69-5C21H25N3O
![1,15,15-Trimethyl-12-(pyrrolidine-1-carbonyl)-3,10-diazatetracyclo[10.2.1.0^{2,11}.0^{4,9}]pentadeca-2(11),3,5,7,9-pentaene chemical structure, C21H25N3O, CAS 622824-06-0](/s/HPUAFMAOKCVDKI-UHFFFAOYSA-N.svg)
1,15,15-Trimethyl-12-(pyrrolidine-1-carbonyl)-3,10-diazatetracyclo[10.2.1.0^{2,11}.0^{4,9}]pentadeca-2(11),3,5,7,9-pentaene
CAS 622824-06-0C21H25N3O
![{2-[2-(Piperidylmethyl)benzimidazolyl]ethoxy}benzene chemical structure, C21H25N3O, CAS 891369-08-7](/s/JTWZTGJNTXMLDU-UHFFFAOYSA-N.svg)
{2-[2-(Piperidylmethyl)benzimidazolyl]ethoxy}benzene
CAS 891369-08-7C21H25N3O
![N-[3-(1H-Benzimidazol-2-yl)phenyl]-2-propylpentanamide chemical structure, C21H25N3O, CAS 305357-87-3](/s/ZOBUXQDAHWHNMF-UHFFFAOYSA-N.svg)
N-[3-(1H-Benzimidazol-2-yl)phenyl]-2-propylpentanamide
CAS 305357-87-3C21H25N3O
![1-Cyclohexyl-N-[(3-methoxyphenyl)methyl]benzimidazol-5-amine chemical structure, C21H25N3O, CAS 663217-33-2](/s/FEYRNGBQGFMFNG-UHFFFAOYSA-N.svg)
1-Cyclohexyl-N-[(3-methoxyphenyl)methyl]benzimidazol-5-amine
CAS 663217-33-2C21H25N3O
N,N-Diethyl-2-(4-propoxyphenyl)quinazolin-4-amine
CAS 380541-90-2C21H25N3O
![2-Methyl-N-{2-[1-(1-phenylethyl)-1H-1,3-benzodiazol-2-yl]ethyl}propanamide chemical structure, C21H25N3O, CAS 700849-98-5](/s/NOZVNKDJPRZSDI-UHFFFAOYSA-N.svg)
2-Methyl-N-{2-[1-(1-phenylethyl)-1H-1,3-benzodiazol-2-yl]ethyl}propanamide
CAS 700849-98-5C21H25N3O
![1-(10,11-Dihydro-5H-dibenzo[b,f]azepin-5-yl)-2-(4-methylpiperazin-1-yl)ethanone chemical structure, C21H25N3O, CAS 108295-87-0](/s/OXJUEUURSNQOOQ-UHFFFAOYSA-N.svg)
1-(10,11-Dihydro-5H-dibenzo[b,f]azepin-5-yl)-2-(4-methylpiperazin-1-yl)ethanone
CAS 108295-87-0C21H25N3O
![1-Cyclohexyl-N-[(2-methoxyphenyl)methyl]benzimidazol-5-amine chemical structure, C21H25N3O, CAS 489416-78-6](/s/XYSMDOXKQNDQIT-UHFFFAOYSA-N.svg)
1-Cyclohexyl-N-[(2-methoxyphenyl)methyl]benzimidazol-5-amine
CAS 489416-78-6C21H25N3O
![8-Phenethyl-1-phenyl-1,3,8-triaza-spiro[4.5]decan-4-one chemical structure, C21H25N3O, CAS 1048-17-5](/s/VBFCKBBGHPJVIS-UHFFFAOYSA-N.svg)
8-Phenethyl-1-phenyl-1,3,8-triaza-spiro[4.5]decan-4-one
CAS 1048-17-5C21H25N3O
5H-1,4-Benzodiazepin-5-one, 1,2,3,4-tetrahydro-1-phenyl-4-(2-pyrrolidin-1-ylethyl)-
CAS 65647-15-6C21H25N3O
![N-[(1R)-2-Cyclohexyl-1-pyridin-2-ylethyl]-5-methyl-1,3-benzoxazol-2-amine chemical structure, C21H25N3O, CAS 149106-77-4](/s/RVXKHAITGKBBAC-GOSISDBHSA-N.svg)
N-[(1R)-2-Cyclohexyl-1-pyridin-2-ylethyl]-5-methyl-1,3-benzoxazol-2-amine
CAS 149106-77-4C21H25N3O
- 1-Phenyl-8-(1-phenyl-ethyl)-1,3,8-triaza-spiro[4.5]decan-4-one2940-58-1C21H25N3O
- 1-[2-[[5-Methyl-1-(2-naphthalenyl)-1H-pyrazol-3-yl]oxy]ethyl]piperidine878142-30-4C21H25N3O
- 3-({4-[(2-Methoxyphenyl)methyl]piperazin-1-YL}methyl)-1H-indole355821-29-3C21H25N3O
- (2S,4S)-1-(((8beta)-9,10-Didehydro-6-methylergolin-8-yl)carbonyl)-2,4-dimethylazetidine470666-31-0C21H25N3O
- N-Phenyl-N-propan-2-yl-2-(2-propylbenzimidazol-1-yl)acetamide305346-90-1C21H25N3O
- 3-Methyl-2-octyl-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazole-4-carbonitrile384797-21-1C21H25N3O
- 3-[[4-[(3-Methoxyphenyl)methyl]piperazin-1-yl]methyl]-1H-indole355821-38-4C21H25N3O
- N-(2-{1-[(2,4,6-Trimethylphenyl)methyl]benzimidazol-2-yl}ethyl)acetamide871547-47-6C21H25N3O
- N-[1-[1-[(4-Methylphenyl)methyl]benzimidazol-2-yl]ethyl]butanamide872347-66-5C21H25N3O
- 3-(1-Benzyl-piperidin-4-yl)1,3,4,5-tetrahydro-benzo[d][1,3]diazepin-2-one773886-92-3C21H25N3O
- 2-(2-{1-[4-(2-Methylpropyl)phenyl]ethyl}-1H-1,3-benzodiazol-1-yl)acetamide906188-38-3C21H25N3O
- 1 suppliersLSD-Pip50485-23-9C21H25N3O
- Ethanone, 1-(2-methyl-2,3-dihydroindol-1-yl)-2-(4-phenylpiperazin-1-yl)-774562-04-8C21H25N3O
- 1-Methyllysergic acid pyrrolidide7221-79-6C21H25N3O
- Acetamide, 2-(diethylamino)-N-(3-methyl-1-phenyl-1H-indol-2-yl)-138349-56-1C21H25N3O
- D-Lysergic acid piperidideC21H25N3O
- 3-tert-Butyl-1-ethyl-2-imino-5,5-diphenylimidazolidin-4-one54508-08-6C21H25N3O
- N-[2-[1-(2-Methylpropyl)benzimidazol-2-yl]ethyl]-2-phenylacetamide850922-87-1C21H25N3O
- 4-{[1-(3-Phenylpropyl)benzimidazol-2-yl]methyl}morpholine912890-86-9C21H25N3O
- 6-(4-Benzylpiperidin-1-yl)-N-cyclopropylpyridine-3-carboxamide1223035-86-6C21H25N3O
- 3-Methyl-N-[3-(1-propylbenzimidazol-2-yl)propyl]benzamide686736-30-1C21H25N3O
- 3H-Pyrido(3,2-a)carbazol-3-one, 4,5,6,11-tetrahydro-6,6-dimethyl-4-(2-(dimethylamino)ethyl)-127040-40-8C21H25N3O
- Ethanamine, N,N-dimethyl-2-(2-(2,3,4,9-tetrahydro-1H-pyrido(3,4-b)indol-1-yl)phenoxy)-114896-49-0C21H25N3O
- Phenylcyclopentyl 4-(2-pyridyl)piperazinyl ketone1024220-23-2C21H25N3O
- 1-Benzyl-N'-[(E)-(4-methylphenyl)methylidene]-4-piperidinecarbohydrazide344924-19-2C21H25N3O
- 2-Cyclopenten-1-one, 3-((((8-beta)-6-methylergolin-8-yl)methyl)amino)-79675-36-8C21H25N3O
- 1-(2,6-Diethylphenyl)-3-[2-(1H-indol-3-yl)ethyl]urea1024385-32-7C21H25N3O
- N-(1-Benzylpyrazol-4-yl)adamantane-1-carboxamide492425-95-3C21H25N3O
- 1-(3,4-Dihydroisoquinolin-2(1H)-yl)-2-(4-phenylpiperazin-1-yl)ethanone219688-15-0C21H25N3O
- 1-(1-Benzylpiperidin-4-yl)-3-phenylimidazolidin-2-one61220-54-0C21H25N3O
- N-(1-Adamantyl)-N-[3-(2-pyrimidinyloxy)benzyl]amine932245-91-5C21H25N3O
- 1-Benzyl-3-(1-ethyl-1H-indol-3-yl)-1-isopropylurea922983-70-8C21H25N3O
- Jla8vmw267470666-29-6C21H25N3O
- N-[1-[(4-tert-Butylphenyl)methyl]benzimidazol-2-yl]propanamide371947-11-4C21H25N3O
- Cyclopropanecarboxamide, 2-(3-methylbutyl)-N-[4-(2-phenyldiazenyl)phenyl]-304688-20-8C21H25N3O
- (E)-1-[4-(4-Methylpiperazino)phenyl]-3-(4-toluidino)-2-propen-1-one551921-11-0C21H25N3O
- Benzonitrile, 4-[[4-(octyloxy)phenyl]azo]-53510-48-8C21H25N3O
- 2-(4-Benzylpiperidin-1-yl)-7-methyl-7,8-dihydroquinazolin-5(6H)-one925147-11-1C21H25N3O
- 1-[5-(4-Benzyl-piperazin-1-yl)-2,3-dihydro-indol-1-yl]-ethanone442915-11-9C21H25N3O
- 2-(4-tert-Butyl-phenyl)-4-piperazin-1-yl-benzooxazole915135-24-9C21H25N3O
- 4-(3-Pyridin-3-yl-benzyl)-piperidine-4-carboxylic acid allylamide1361111-80-9C21H25N3O
- 2-Benzyl-4-cyclopropyl-N-phenylpiperazine-1-carboxamide1421453-95-3C21H25N3O
- (4-(Azepan-1-yl)pyridin-2-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone1428358-68-2C21H25N3O
- Ecpla2349367-50-4C21H25N3O
- 4-Acridinecarboxamide, N-(5-(dimethylamino)pentyl)-106626-59-9C21H25N3O
- 8-Benzyl-3-methyl-1-phenyl-1,3,8-triazaspiro[4.5]decan-4-one1048-12-0C21H25N3O
- 4-Imidazolidinone, 1-(1,1-dimethylethyl)-3-ethyl-2-imino-5,5-diphenyl-56954-66-6C21H25N3O
- (E)-N-Benzyl-2-cyano-3-[2,5-dimethyl-1-(2-methylpropyl)pyrrol-3-yl]prop-2-enamide930413-59-5C21H25N3O
- 1-(4-Cyanonaphthalen-1-yl)piperidine-3-carboxylic acid diethylamide870888-34-9C21H25N3O
- 1 suppliers1-[1-(1-Methyl-1-phenylethyl)-4-piperidinyl]-1,3-dihydro-2H-1,3-benzimidazol-2-one231960-65-9C21H25N3O
- 3-[1-[4-(tert-Butyl)phenyl]-3-(pyridin-3-yl)-1H-pyrazol-5-yl]-1-propanol373608-26-5C21H25N3O
- 1 suppliers1-(1-(3-Phenylpropyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one6440-31-9C21H25N3O
- N-(1-Cyano-1,2-dimethylpropyl)-2-[(diphenylmethyl)amino]acetamide1311838-55-7C21H25N3O
- N-((1-Cyclopentyl-5-cyclopropyl-1H-pyrazol-3-yl)methyl)cinnamamide1448139-22-7C21H25N3O
- 6-tert-Butyl-2-[[2,3-dihydro-1H-inden-1-yl(prop-2-ynyl)amino]methyl]pyridazin-3-one1436277-82-5C21H25N3O
- N-(3-(1H-Pyrrolo[2,3-b]pyridin-1-yl)propyl)-4-(tert-butyl)benzamide1788830-89-6C21H25N3O
- 1 suppliers1-(1-(4-Methylphenethyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one6449-72-5C21H25N3O
- N-(6-Butyl-3-cyano-4-phenyl-5-propylpyridin-2-yl)acetamide364612-63-5C21H25N3O
- 2-({[1,1'-Biphenyl]-4-yl}amino)-N-(1-cyano-1,2-dimethylpropyl)propanamide1009499-08-4C21H25N3O
- 1-Benzyl-1-butyl-3-(1-methyl-1H-indol-3-yl)urea899753-52-7C21H25N3O
- 2-(3-(Piperidin-4-ylidenemethyl)phenoxy)-5-(pyrrolidin-1-yl)pyridine1020333-92-9C21H25N3O
- 2,8-Dimethyl-5-(2-(6-methylpyridin-3-yl)ethyl)-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole 2-oxide1147893-84-2C21H25N3O
- (2-(2-(Cyclobutylamino)pyridin-3-yl)piperidin-1-yl)(phenyl)methanone1352482-33-7C21H25N3O
- (E)-4-(Dimethylamino)-N-[phenyl-(2-pyridin-4-ylcyclopropyl)methyl]but-2-enamide2411333-19-0C21H25N3O
- 1-[1-(2-Methylphenyl)ethyl]-3-(piperidin-4-yl)-2,3-dihydro-1H-1,3-benzodiazol-2-one2411293-65-5C21H25N3O
- 4-Morpholineethanamine, N-((1,4-dimethyl-9H-carbazol-3-yl)methylene)-55042-54-1C21H25N3O
- 2-[2-(Diethylamino)ethyl]-4-(phenylmethyl)-1(2H)-phthalazinone16188-77-5C21H25N3O
- Cyclohexanepropanamide, N-[4-(2-phenyldiazenyl)phenyl]-560103-85-7C21H25N3O
- 2-Cyano-3-[2,5-dimethyl-1-(2-methylpropyl)-1H-pyrrol-3-yl]-N-(2-methylphenyl)prop-2-enamide930722-07-9C21H25N3O
- 5-(2-Methoxy-2-propyl)-1-(3-(1-pyrrolidinyl)phenyl)benzimidazole773858-67-6C21H25N3O
- (4-Benzylpiperazin-1-yl)(3,4-dihydroisoquinolin-2(1H)-yl)methanone609360-50-1C21H25N3O
- 2-Pyrrolidinone, 1-(phenylmethyl)-5-(4-phenyl-1-piperazinyl)-831170-42-4C21H25N3O
- 5-(3-Hydroxyphenyl)-2-methyl-2-azabicyclo[3.3.1]nonan-7-one 2-phenylhydrazone161960-18-5C21H25N3O
- 3-(3,4-Dihydroisoquinolin-2(1H)-yl)-N-(m-tolyl)pyrrolidine-1-carboxamide2034489-34-2C21H25N3O
- 4-Ethyl-3,7,7-trimethyl-4-phenyl-6,7,8,9-tetrahydro-2H-pyrazolo[3,4-b]quinolin-5(4H)-one1597439-61-6C21H25N3O
- 1'-Methyl-1-[(4-methylphenyl)methyl]-3',4'-dihydro-1'H-spiro[piperidine-4,2'-quinazoline]-4'-one2319875-43-7C21H25N3O
Frequently asked questions
What is the molar mass of C21H25N3O?
The molar mass of C21H25N3O is 335.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 25 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 335.1998 Da.
How many compounds have the formula C21H25N3O?
CompoundList lists 141 compounds with the molecular formula C21H25N3O, including Ambasilide, 4-[4-(Dimethylamino)phenyl]-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile, Ontazolast. 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 C21H25N3O?
C21H25N3O has a degree of unsaturation of 11. 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.