Molecular formula
C12H11N3O
456 compounds have this formula on CompoundList.
- Molar mass
- 213.24g/mol
- Monoisotopic mass
- 213.0902Da
- Atoms
- 27
- Elements
- 4
- Rings plus double bonds
- 9
The formula C12H11N3O describes a molecule made of 12 carbon atoms, 11 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 × 1267.59%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 115.20%1.008 × 11 = 11.088 g/mol
- N Nitrogen × 319.71%14.007 × 3 = 42.021 g/mol
- O Oxygen × 17.50%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C12H11N3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 400 of 456 compounds
![2-Methyl-4-[(pyridin-2-yl)diazenyl]phenol chemical structure, C12H11N3O, CAS 40525-90-4](/s/HSPVSVAKLQVBLT-UHFFFAOYSA-N.svg)
2-Methyl-4-[(pyridin-2-yl)diazenyl]phenol
CAS 40525-90-4C12H11N3O
N-2,3-Butadien-1-yl-5-phenyl-1,3,4-oxadiazol-2-amine
CAS 473742-54-0C12H11N3O
![3-[1-(2-Pyridinyl)-1H-pyrrol-2-yl]-2-propenamide chemical structure, C12H11N3O, CAS 1000522-27-9](/s/BXAGTCRSGZGVCX-UHFFFAOYSA-N.svg)
3-[1-(2-Pyridinyl)-1H-pyrrol-2-yl]-2-propenamide
CAS 1000522-27-9C12H11N3O
1H-Indole-2-carboxamide, 3-cyano-N,N-dimethyl-
CAS 51072-86-7C12H11N3O
![3-Methyl-1,4-dihydro-5H-[1,4]diazepino[1,2-a]benzimidazol-5-one chemical structure, C12H11N3O, CAS 1319206-00-2](/s/ZRVISVDXZJAWQE-UHFFFAOYSA-N.svg)
3-Methyl-1,4-dihydro-5H-[1,4]diazepino[1,2-a]benzimidazol-5-one
CAS 1319206-00-2C12H11N3O
![2-[3-(2S)-2-Aziridinylphenoxy]pyrimidine chemical structure, C12H11N3O, CAS 1213056-66-6](/s/RXEHQRGBZYNFOW-LLVKDONJSA-N.svg)
2-[3-(2S)-2-Aziridinylphenoxy]pyrimidine
CAS 1213056-66-6C12H11N3O
3,5-Dicyano-2,4,6-trimethylbenzamide
CAS 10517-45-0C12H11N3O
3-Methyl-N-(pyridin-4-yl)pyridine-2-carboxamide
CAS 2877659-37-3C12H11N3O
2-(1-(2-Hydroxyethyl)-1H-pyrazol-4-yl)benzonitrile
CAS 2920817-96-3C12H11N3O
4-(4-Ethynylphenyl)-2,5-dimethyl-2,4-dihydro-3H-1,2,4-triazol-3-one
CAS 3033744-36-1C12H11N3O
![1-Ethoxy-[1,2,4]triazino[4,5-a]indole chemical structure, C12H11N3O, CAS 50336-03-3](/s/AUFXIEMEUDKRQW-UHFFFAOYSA-N.svg)
1-Ethoxy-[1,2,4]triazino[4,5-a]indole
CAS 50336-03-3C12H11N3O
N-(2-Anilinopyridin-3-yl)formamide
CAS 88369-68-0C12H11N3O
![3,5-Dimethyl-1-phenyl-1H-pyrazolo[4,3-d][1,3]oxazole chemical structure, C12H11N3O, CAS 96498-70-3](/s/SDUDWBWNUXUYPU-UHFFFAOYSA-N.svg)
3,5-Dimethyl-1-phenyl-1H-pyrazolo[4,3-d][1,3]oxazole
CAS 96498-70-3C12H11N3O
5-(4-Methoxy-3-methylphenyl)-1H-imidazole-2-carbonitrile
CAS 120118-43-6C12H11N3O
![4-[[4-(Hydroxymethyl)-1H-imidazol-1-yl]methyl]benzonitrile chemical structure, C12H11N3O, CAS 402835-20-5](/s/ZTGUJJNZWMGTJH-UHFFFAOYSA-N.svg)
4-[[4-(Hydroxymethyl)-1H-imidazol-1-yl]methyl]benzonitrile
CAS 402835-20-5C12H11N3O
![1-Ethyl-3H-imidazo[4,5-f]quinolin-2-one chemical structure, C12H11N3O, CAS 688308-91-0](/s/VJTIYMLTRFAEMM-UHFFFAOYSA-N.svg)
1-Ethyl-3H-imidazo[4,5-f]quinolin-2-one
CAS 688308-91-0C12H11N3O
![({[(4-Methoxyphenyl)methyl]amino}methylidene)propanedinitrile chemical structure, C12H11N3O, CAS 61097-13-0](/s/QFWIGLNEKIPWDA-UHFFFAOYSA-N.svg)
({[(4-Methoxyphenyl)methyl]amino}methylidene)propanedinitrile
CAS 61097-13-0C12H11N3O
1-(4-(6-Aminopyrazin-2-yl)phenyl)ethanone
CAS 1823309-24-5C12H11N3O
![4-Methoxy-2-[(E)-phenyldiazenyl]pyridine chemical structure, C12H11N3O, CAS 182490-37-5](/s/YKJCDZIYWWASKX-UHFFFAOYSA-N.svg)
4-Methoxy-2-[(E)-phenyldiazenyl]pyridine
CAS 182490-37-5C12H11N3O
![N-[1-Phenyl-2-(pyrimidin-4-yl)ethylidene]hydroxylamine chemical structure, C12H11N3O, CAS 54196-51-9](/s/XSDFVPDKCZKKHS-UHFFFAOYSA-N.svg)
N-[1-Phenyl-2-(pyrimidin-4-yl)ethylidene]hydroxylamine
CAS 54196-51-9C12H11N3O
![4-[(R)-Hydroxy(1-methyl-1H-imidazol-5-yl)methyl]benzonitrile chemical structure, C12H11N3O, CAS 918413-82-8](/s/IECJLKDQPXYAOB-GFCCVEGCSA-N.svg)
4-[(R)-Hydroxy(1-methyl-1H-imidazol-5-yl)methyl]benzonitrile
CAS 918413-82-8C12H11N3O
3-(1-Methyl-1H-indol-3-yl)-1,2-oxazol-5-amine
CAS 1368922-83-1C12H11N3O
5-(1-Methyl-1H-indol-3-yl)-1,2-oxazol-3-amine
CAS 1368545-21-4C12H11N3O
6-(2,3-Dihydrobenzofuran-5-yl)pyrimidin-4-amine
CAS 1523722-64-6C12H11N3O
- (1S)-2-Azido-1-(naphthalen-2-yl)ethan-1-ol297765-53-8C12H11N3O
- (1R)-2-Azido-1-(naphthalen-2-yl)ethan-1-ol341513-46-0C12H11N3O
- 4-(1-Phenyl-1H-1,2,3-triazol-4-yl)but-3-en-2-one1628067-51-5C12H11N3O
- 6-(2,3-Dihydrobenzofuran-5-yl)pyrazin-2-amine1564488-32-9C12H11N3O
- 3-Methyl-2-((1-methyl-1H-pyrazol-4-yl)oxy)benzonitrile1873521-13-1C12H11N3O
- 2-(3-Cyclopropyl-1H-pyrazol-1-yl)pyridine-3-carbaldehyde1691847-69-4C12H11N3O
- 3-(2,3-Dihydrobenzofuran-5-yl)pyrazin-2-amine1565458-96-9C12H11N3O
- 5-(1-Methyl-1H-indol-2-yl)-1,2-oxazol-4-amine1889835-24-8C12H11N3O
- 3-(1-Methyl-1H-indol-5-yl)-1,2-oxazol-5-amine1897614-77-5C12H11N3O
- 5-(1-Methyl-1H-indol-3-yl)-1,2-oxazol-4-amine1893264-31-7C12H11N3O
- 5-(1-Methyl-1H-indol-2-yl)-1,2-oxazol-3-amine1893299-08-5C12H11N3O
- (1S)-2-Azido-1-(naphthalen-1-yl)ethan-1-ol397869-65-7C12H11N3O
- (1R)-2-Azido-1-(naphthalen-1-yl)ethan-1-ol878140-40-0C12H11N3O
- 5-(3-Cyclopropyl-1H-pyrazol-1-yl)pyridine-3-carbaldehyde1603419-48-2C12H11N3O
- 4-Methyl-2-((1-methyl-1H-pyrazol-4-yl)oxy)benzonitrile1770951-05-7C12H11N3O
- 2-Methyl-4-((1-methyl-1H-pyrazol-4-yl)oxy)benzonitrile1771658-39-9C12H11N3O
- 1-Cyclopropyl-1,2,3,4-tetrahydro-3-oxo-6-quinoxalinecarbonitrile1033312-43-4C12H11N3O
- 3-Oxo-1-prop-2-enyl-2,4-dihydroquinoxaline-6-carbonitrile1033312-19-4C12H11N3O
- 5-(1-Isocyanatocyclopropyl)-1-methyl-1H-1,3-benzodiazole2649057-27-0C12H11N3O
- 3-(1-Benzofuran-5-yl)-1-methyl-1H-pyrazol-5-amine1891397-87-7C12H11N3O
- 5-(1-Methyl-1H-indol-7-yl)-1,2-oxazol-3-amine1891441-49-8C12H11N3O
- 5-(1-Methyl-1H-indol-6-yl)-1,2-oxazol-3-amine1891398-08-5C12H11N3O
- 5-(1-Methyl-1H-indol-5-yl)-1,2-oxazol-3-amine1891177-39-1C12H11N3O
- 3-(1-Methyl-1H-indol-7-yl)-1,2-oxazol-5-amine1891441-97-6C12H11N3O
- 5-[(1H-Indol-3-yl)methyl]-1,3-oxazol-2-amine1903525-45-0C12H11N3O
- N-(Pyridin-2-yl)benzohydrazide2169366-24-7C12H11N3O
- (E)-N-[(2-Pyridin-2-yl-4-pyridinyl)oxy]ethanimine61890-39-9C12H11N3O
- (Z)-N-[(2-Pyridin-2-yl-4-pyridinyl)oxy]ethanimine61890-38-8C12H11N3O
- 2-Hydroxy-4-(pyridin-2-yl)-6-cyclopropylpyrimidine1412960-30-5C12H11N3O
- 2-Hydroxy-4-(pyridin-3-yl)-6-cyclopropylpyrimidine1412956-59-2C12H11N3O
- 2-Hydroxy-4-(pyridin-4-yl)-6-cyclopropylpyrimidine1412955-88-4C12H11N3O
- Amino[(1Z)-2-ethyl-3-oxoisoindoline-1-ylidene]acetonitrile809230-45-3C12H11N3O
- 2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-5-methoxy-2H-indole827317-44-2C12H11N3O
- 4-Cyclopropyl-2-pyridin-2-yl-1H-pyrimidin-6-one874777-40-9C12H11N3O
- 2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-6-methoxy-2H-indole827317-45-3C12H11N3O
- 2-Methyl-4-[2-(pyridin-3-yl)hydrazinylidene]cyclohexa-2,5-dien-1-one67614-34-0C12H11N3O
- 6-{[(2-Aminopyridin-3-yl)amino]methylidene}cyclohexa-2,4-dien-1-one189822-34-2C12H11N3O
- 5-Amino-3,4-dihydrobenzo[f]quinoxalin-6(2H)-one90331-39-8C12H11N3O
- 3-Ethyl-5-(1H-indol-2-yl)-1,2,4-oxadiazole1239766-37-0C12H11N3O
- 5-Phenyl-6,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-4(5H)-one1713463-62-7C12H11N3O
- 6-{[(6-Aminopyridin-2-yl)amino]methylidene}cyclohexa-2,4-dien-1-one111844-10-1C12H11N3O
- 2-(Azidomethyl)-5-(4-methylphenyl)furan2228586-92-1C12H11N3O
- 2-Azido-2-(naphthalen-2-yl)ethan-1-ol1824218-95-2C12H11N3O
- 1-(2-Azidoethyl)naphthalen-2-ol2229595-31-5C12H11N3O
- 2-(Azidomethyl)-6-methoxynaphthalene2228352-86-9C12H11N3O
- 2-Azido-2-(naphthalen-1-yl)ethan-1-ol2229189-88-0C12H11N3O
- 5,8-Dimethyl-3H,4H,5H-pyrimido[5,4-b]indol-4-one2741910-73-4C12H11N3O
- 5-(2-Amino-6-methylpyridin-4-yl)pyridine-2-carbaldehyde2138201-93-9C12H11N3O
- 1-Benzyl-5-hydroxy-3-methyl-1H-pyrazole-4-carbonitrile2137994-12-6C12H11N3O
- 1-(3-Methoxyphenyl)-3-methyl-1H-pyrazole-4-carbonitrile2168043-22-7C12H11N3O
- 4-[1-(1H-1,2,3-Triazol-4-yl)cyclopropyl]benzaldehyde2138048-28-7C12H11N3O
- 3-(3-Cyclopropyl-1H-pyrazol-1-yl)pyridine-4-carbaldehyde2161900-31-6C12H11N3O
- 3-(2-Cyclopropyl-1H-imidazol-1-yl)pyridine-4-carbaldehyde2172267-15-9C12H11N3O
- 5-(4-Cyclopropyl-1H-pyrazol-1-yl)pyridine-3-carbaldehyde2022555-50-4C12H11N3O
- 6-(4-Cyclopropyl-1H-pyrazol-1-yl)pyridine-3-carbaldehyde2023219-34-1C12H11N3O
- 5-(2-Cyclopropyl-1H-imidazol-1-yl)pyridine-2-carbaldehyde2172435-41-3C12H11N3O
- 5-(2-Cyclopropyl-1H-imidazol-1-yl)pyridine-3-carbaldehyde2142970-35-0C12H11N3O
- 3-(3-Cyclopropyl-1H-pyrazol-1-yl)pyridine-2-carbaldehyde2172196-68-6C12H11N3O
- 2-(2-Cyclopropyl-1H-imidazol-1-yl)pyridine-3-carbaldehyde2140551-93-3C12H11N3O
- 3-(2-Cyclopropyl-1H-imidazol-1-yl)pyridine-2-carbaldehyde2172033-39-3C12H11N3O
- 3-(4-Cyclopropyl-1H-pyrazol-1-yl)pyridine-4-carbaldehyde2172197-80-5C12H11N3O
- 3-(4-Cyclopropyl-1H-pyrazol-1-yl)pyridine-2-carbaldehyde2171926-42-2C12H11N3O
- 5-(3-Cyclopropyl-1H-pyrazol-1-yl)pyridine-2-carbaldehyde2171823-33-7C12H11N3O
- 4-(3-Cyclopropyl-1H-1,2,4-triazol-1-yl)benzaldehyde1857124-12-9C12H11N3O
- 2-(3-Cyclopropyl-1H-1,2,4-triazol-1-yl)benzaldehyde1870379-56-8C12H11N3O
- 3-(1-Isocyanatocyclopropyl)-2-methyl-2H-indazole2649082-89-1C12H11N3O
- 2-(2-Isocyanatopropan-2-yl)quinoxaline2649061-52-7C12H11N3O
- 4-(2-Isocyanatoethyl)-3-phenyl-1H-pyrazole2649069-40-7C12H11N3O
- 4-(1-Isocyanatoethyl)-1-phenyl-1H-pyrazole2649071-55-4C12H11N3O
- 1-Benzyl-4-(isocyanatomethyl)-1H-pyrazole2649080-60-2C12H11N3O
- 5-(1-Methyl-1H-indol-4-yl)-1,2-oxazol-4-amine2229379-60-4C12H11N3O
- 5-(1-Methyl-1H-indol-7-yl)-1,3-oxazol-2-amine2228169-85-3C12H11N3O
- 1-(Cyanomethyl)-N-methyl-1H-indole-6-carboxamide2742656-65-9C12H11N3O
- 1-(1-Phenyl-1H-1,2,3-triazol-4-yl)cyclopropane-1-carbaldehyde2229147-32-2C12H11N3O
- 1-[4-(2-Isocyanatoethyl)phenyl]-1H-pyrazole2649075-59-0C12H11N3O
- 3-Hydroxy-3-(3-phenyl-1H-pyrazol-4-yl)propanenitrile2228493-63-6C12H11N3O
Frequently asked questions
What is the molar mass of C12H11N3O?
The molar mass of C12H11N3O is 213.24 g/mol, calculated from standard atomic weights for 12 carbon atoms, 11 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 213.0902 Da.
How many compounds have the formula C12H11N3O?
CompoundList lists 456 compounds with the molecular formula C12H11N3O, including 2-Methyl-4-[(pyridin-2-yl)diazenyl]phenol, N-2,3-Butadien-1-yl-5-phenyl-1,3,4-oxadiazol-2-amine, 3-[1-(2-Pyridinyl)-1H-pyrrol-2-yl]-2-propenamide. 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 C12H11N3O?
C12H11N3O has a degree of unsaturation of 9. 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.