Molecular formula
C18H16N2O
249 compounds have this formula on CompoundList.
- Molar mass
- 276.34g/mol
- Monoisotopic mass
- 282.1639Da
- Atoms
- 37
- Elements
- 4
- Rings plus double bonds
- 12
The formula C18H16N2O describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 2 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 × 1878.24%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 165.84%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 210.14%14.007 × 2 = 28.014 g/mol
- O Oxygen × 15.79%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C18H16N2O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 249 compounds
![10H-Pyrido[2,3-b]carbazole, 7-methoxy-5,11-dimethyl- chemical structure, C18H16N2O, CAS 125791-15-3](/s/NACPWLNTPJIVTL-UHFFFAOYSA-N.svg)
10H-Pyrido[2,3-b]carbazole, 7-methoxy-5,11-dimethyl-
CAS 125791-15-3C18H16N2O
N-(3,5-Dimethylphenyl)quinoline-2-carboxamide
CAS 746608-46-8C18H16N2O
4-Methyl-N-(4-pyrrol-1-ylphenyl)benzamide
CAS 383147-47-5C18H16N2O
3-(2,3-Dihydro-1H-inden-5-yl)-2-methyl-4(3H)-quinazolinone
CAS 332933-56-9C18H16N2O
![1-Allyl-3-[(4-methylphenyl)imino]-1,3-dihydro-2H-indol-2-one chemical structure, C18H16N2O, CAS 338414-67-8](/s/PNYGHLVNIMXRTQ-UHFFFAOYSA-N.svg)
1-Allyl-3-[(4-methylphenyl)imino]-1,3-dihydro-2H-indol-2-one
CAS 338414-67-8C18H16N2O
3-(4-Phenoxyphenylaminomethyl)pyridine
CAS 113248-59-2C18H16N2O
![2-[(E)-2-Phenylethenyl]-5-(2-phenylethyl)-1,3,4-oxadiazole chemical structure, C18H16N2O, CAS 671793-78-5](/s/AVKXIMRDRJGDJI-ACCUITESSA-N.svg)
2-[(E)-2-Phenylethenyl]-5-(2-phenylethyl)-1,3,4-oxadiazole
CAS 671793-78-5C18H16N2O
![4H-Pyrido[3,4-b]indol-4-one, 1,2,3,9-tetrahydro-2-(phenylmethyl)- chemical structure, C18H16N2O, CAS 130452-16-3](/s/WZRNKXGBOIAEKA-UHFFFAOYSA-N.svg)
4H-Pyrido[3,4-b]indol-4-one, 1,2,3,9-tetrahydro-2-(phenylmethyl)-
CAS 130452-16-3C18H16N2O
3-Phenyl-N-(quinolin-8-yl)propanamide
CAS 867347-49-7C18H16N2O
a-4-Pyridyl-a-(4-pyridylmethyl)benzyl alcohol
CAS 94208-81-8C18H16N2O
a-Phenyl-a-4-pyridinyl-2-pyridineethanol
CAS 865075-89-4C18H16N2O
![2-[(Dimethylamino)methylene]-3-(4-biphenylyl)-3-oxo-propanenitrile chemical structure, C18H16N2O, CAS 138716-53-7](/s/AYEFOUQDSVWIDL-UHFFFAOYSA-N.svg)
2-[(Dimethylamino)methylene]-3-(4-biphenylyl)-3-oxo-propanenitrile
CAS 138716-53-7C18H16N2O
![2-[4-(Benzyloxy)phenyl]pyridin-4-amine chemical structure, C18H16N2O, CAS 2055119-22-5](/s/KGZBEXICOGAKKB-UHFFFAOYSA-N.svg)
2-[4-(Benzyloxy)phenyl]pyridin-4-amine
CAS 2055119-22-5C18H16N2O
2-(5-Methyl-1H-pyrazol-1-yl)-1,2-diphenylethan-1-one
CAS 63570-07-0C18H16N2O
![3-Benzyl-3,4-dihydro-2H-[1,3]oxazino[5,6-H]quinoline chemical structure, C18H16N2O, CAS 41958-16-1](/s/JBAICFRJIDOZTQ-UHFFFAOYSA-N.svg)
3-Benzyl-3,4-dihydro-2H-[1,3]oxazino[5,6-H]quinoline
CAS 41958-16-1C18H16N2O
![3-Methyl-2-[2-(2-methylphenyl)ethenyl]quinazolin-4-one chemical structure, C18H16N2O, CAS 429621-53-4](/s/ZUUPFFJQMQSKLU-UHFFFAOYSA-N.svg)
3-Methyl-2-[2-(2-methylphenyl)ethenyl]quinazolin-4-one
CAS 429621-53-4C18H16N2O
2-(1H-Indol-1-yl)-1-(indolin-1-yl)ethanone
CAS 676484-97-2C18H16N2O
(E)-1-Methyl-3-(4-methylstyryl)quinoxalin-2(1H)-one
CAS 93585-02-5C18H16N2O
(E)-3-(4-Ethylstyryl)quinoxalin-2(1H)-one
CAS 868155-49-1C18H16N2O
2-Buten-1-one, 3-amino-1-(2-phenyl-1H-indol-3-yl)-
CAS 62367-93-5C18H16N2O
3-Methyl-N-(2-methylquinolin-5-yl)benzamide
CAS 890193-78-9C18H16N2O
2-(2-Methylbenzyl)-6-phenylpyridazin-3(2H)-one
CAS 899946-47-5C18H16N2O
![2-[(4-Methylphenyl)methyl]-6-phenylpyridazin-3-one chemical structure, C18H16N2O, CAS 899989-59-4](/s/GQXZENIDJVHCSK-UHFFFAOYSA-N.svg)
2-[(4-Methylphenyl)methyl]-6-phenylpyridazin-3-one
CAS 899989-59-4C18H16N2O
2-Benzyl-6-(p-tolyl)pyridazin-3(2H)-one
CAS 899946-68-0C18H16N2O
- Benzenecarboximidamide, 3-[(1-naphthalenyloxy)methyl]-57323-90-7C18H16N2O
- Benzenecarboximidamide, 4-[(1-naphthalenyloxy)methyl]-57323-92-9C18H16N2O
- Benzenecarboximidamide, 3-[(2-naphthalenyloxy)methyl]-57323-91-8C18H16N2O
- 3H-Pyrrol-3-one, 2-(dimethylamino)-4,5-diphenyl-58329-07-0C18H16N2O
- 4(1H)-Pyridazinone, 1-ethyl-3,5-diphenyl-59591-32-1C18H16N2O
- N'-Methyl-N-naphthalen-1-yl-N-phenylurea116311-29-6C18H16N2O
- N-(2-Methylquinolin-8-yl)-2-phenylacetamide892671-73-7C18H16N2O
- 6-(Diphenylmethoxy)pyridin-3-amine1082384-93-7C18H16N2O
- N-(2,6-Dimethylquinolin-5-yl)benzamide1315348-02-7C18H16N2O
- 4-(2-Methoxyphenyl)-N-phenylpyridin-2-amine1395493-40-9C18H16N2O
- 2-(Benzyloxy)-5-(pyridin-4-yl)benzenamine1240521-78-1C18H16N2O
- 4-Phenyl-6-(2-phenylethenyl)-3,4-dihydropyrimidin-2(1H)-one867364-11-2C18H16N2O
- 2-Methyl-9-hydroxy-ellipticine70825-14-8C18H16N2O
- 6H-Pyrido(4,3-b)carbazol-9-ol, 5,6,11-trimethyl-56501-52-1C18H16N2O
- 10,11-Dimethyl-5-(methylamino)-11-azatetracyclo[7.6.1.02,7.012,16]hexadeca-1(16),2(7),3,5,9,12,14-heptaen-8-one72036-46-5C18H16N2O
- 2-Cyano-N-[(4-methylphenyl)methyl]-3-phenylprop-2-enamide721413-71-4C18H16N2O
- 4-((Dimethylphenyl)azo)-1-naphthol85136-31-8C18H16N2O
- 2-((Dimethylphenyl)azo)-1-naphthol97635-39-7C18H16N2O
- Pyrazolo(1,5-a)quinoline, 4,5-dihydro-2-(3-methoxyphenyl)-60230-70-8C18H16N2O
- 3H-Pyrrolo(1,2-a)imidazol-3-one, 2,5,6,7-tetrahydro-2,6-diphenyl-76696-79-2C18H16N2O
- (E)-2-Cyano-N-(2-methylphenyl)-3-(3-methylphenyl)prop-2-enamide358295-96-2C18H16N2O
- 2-Benzyl-6-(o-tolyl)pyridazin-3(2H)-one941883-65-4C18H16N2O
- 1H-Indole-3-acetonitrile, 2,3-dihydro-3-methyl-2-oxo-1-(phenylmethyl)-34944-03-1C18H16N2O
- 1-(Cyclopropylmethyl)-4-phenylquinazolin-2(1H)-one33453-22-4C18H16N2O
- 5,6-Bis(4-methylphenyl)pyrazin-2(1H)-one88300-15-6C18H16N2O
- N-(4-Methyl-2-pyridinyl)-2-(1-naphthyl)acetamide925551-07-1C18H16N2O
- 1,1-Diphenyl-2-(2-pyrazinyl)ethanol6705-32-4C18H16N2O
- 4-(3-Oxo-8-azabicyclo[3.2.1]octan-8-yl)naphthalene-1-carbonitrile870888-47-4C18H16N2O
- 11H-Indeno(1,2-b)quinolin-11-one, 10,10a-dihydro-10-(dimethylamino)-88389-53-1C18H16N2O
- 4-(3-Phenylpyrrolidine-1-carbonyl)benzonitrile1210952-39-8C18H16N2O
- 3-(Naphthalen-1-yl)-N-(pyridin-3-yl)propanamide1309186-13-7C18H16N2O
- 1-(1-Methyl-3,5-diphenyl-1H-pyrazol-4-yl)ethanone187343-18-6C18H16N2O
- 2,6-Bis(4-methylphenyl)-1-oxo-1lambda~5~-pyrazine922525-09-5C18H16N2O
- 3-(4-(3-Methylphenoxy)phenyl)pyridin-2-amine1358754-58-1C18H16N2O
- 3-(4-(2-Methylphenoxy)phenyl)pyridin-2-amine1358754-57-0C18H16N2O
- 6-Methyl-3-benzyloxy-2-pyridin-3-ylpyridine1117686-48-2C18H16N2O
- 3-(2-(Benzyloxy)phenyl)pyridin-4-amine1258620-59-5C18H16N2O
- 3-(3-(Benzyloxy)phenyl)pyridin-4-amine1258610-29-5C18H16N2O
- N-Phenyl-3-(quinolin-2-yl)propanamide20745-55-5C18H16N2O
- (5,6-Dimethyl-6H-pyrido[4,3-b]carbazol-11-yl)methanol89651-48-9C18H16N2O
- N-Benzyl-2-methylquinoline-4-carboxamide313277-47-3C18H16N2O
- (E)-1-Methyl-3-(3-methylstyryl)quinoxalin-2(1H)-one797782-02-6C18H16N2O
- (E)-5-(Benzimidazol-1-yl)-1-phenylpent-1-en-3-one36990-78-0C18H16N2O
- Phenol, 3-[[(5-phenyl-3-pyridinyl)amino]methyl]-821784-53-6C18H16N2O
- 6-(Benzyloxy)naphthalene-2-carboximidamide32048-12-7C18H16N2O
- 7,7-Dimethyl-2-(pyridin-3-ylethynyl)-7,8-dihydroquinolin-5(6H)-one864224-17-9C18H16N2O
- N-(2-Aminophenyl)-2-(naphthalen-1-yl)acetamide897446-16-1C18H16N2O
- N-(4-Aminophenyl)-2-(1-naphthyl)acetamide959760-55-5C18H16N2O
- 4-([1,1a(2)-Biphenyl]-2-yloxy)-1,3-benzenediamine94148-74-0C18H16N2O
- 3-[2-(1H-Indol-3-yl)ethyl]-2,3-dihydro-1H-indol-2-one1150560-92-1C18H16N2O
- 2-([1,1'-Biphenyl]-4-carbonyl)-3-(dimethylamino)acrylonitrileC18H16N2O
- 2-Cyclopropyl-5-phenyl-1H-indole-7-carboxamide1211592-88-9C18H16N2O
- 6-(Benzyloxy)-5-phenylpyridin-3-amine881208-90-8C18H16N2O
- 6-(Benzyloxy)-4-phenylpyridin-2-amine1207840-35-4C18H16N2O
- Benzenamine, 4-[4-(2-benzoxazolyl)-1,3-butadienyl]-N-methyl-682763-48-0C18H16N2O
- (2,4-Dimethyl-3H-1,5-benzodiazepin-7-yl)(phenyl)methanone916480-78-9C18H16N2O
- 1-(3,5-Xylylazo)-2-naphthol94208-87-4C18H16N2O
- N-[(1S)-1-Phenylethyl]quinoline-2-carboxamide852402-72-3C18H16N2O
- 2-Pyridinamine, 3-([1,1'-biphenyl]-3-ylmethoxy)-642084-18-2C18H16N2O
- 2-Pyridinamine, 3-([1,1'-biphenyl]-2-ylmethoxy)-642084-04-6C18H16N2O
- Methanone, [2-(ethylamino)cyclohepta[b]pyrrol-3-yl]phenyl-189396-17-6C18H16N2O
- Acetamide, N-(8-methyl-4-phenyl-5-quinolinyl)-144630-79-5C18H16N2O
- 2,3-Dihydro-1-methyl-2-oxo-3-phenyl-1H-indole-3-propanenitrile3451-01-2C18H16N2O
- 9-Benzyl-2,3,4,9-tetrahydro-1H-beta-carbolin-1-one34034-29-2C18H16N2O
- 9-Methyl-2-phenyl-2,3,4,9-tetrahydro-1H-beta-carbolin-1-one89587-06-4C18H16N2O
- N,N-Dimethyl-1-phenylisoquinoline-3-carboxamide89242-05-7C18H16N2O
- 2-(4-Methoxyphenyl)-5-(4-methylphenyl)pyrazine87547-91-9C18H16N2O
- 5-Phenyl-7,8,9,10-tetrahydrobenzo[c][1,8]naphthyridin-6(5H)-one113077-43-3C18H16N2O
- 1-[5-(4-Methylphenyl)-3-phenyl-1H-pyrazol-1-yl]ethanone59807-09-9C18H16N2O
- 6-[3-(Benzyloxy)phenyl]pyridin-2-amine1125435-72-4C18H16N2O
- (Z)-3-(Dimethylamino)-2-(4-phenylbenzoyl)prop-2-enenitrileC18H16N2O
- 3-(3-Phenylpyrrolidine-1-carbonyl)benzonitrile1209620-09-6C18H16N2O
- N-Ethyl-N-[4-[(Z)-inden-1-ylidenemethyl]phenyl]nitrous amideC18H16N2O
- 1-(7-Isoquinolin-4-yl-2,3-dihydro-1-benzofuran-2-yl)methanamine1309252-99-0C18H16N2O
- Isoquinoline,1,2,3,4-tetrahydro-2-(1H-indol-5-ylcarbonyl)-353522-45-9C18H16N2O
- N-(2-Styrylbenzofuran-5-yl)acetamidine1056141-41-3C18H16N2O
Frequently asked questions
What is the molar mass of C18H16N2O?
The molar mass of C18H16N2O is 276.34 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 2 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 282.1639 Da.
How many compounds have the formula C18H16N2O?
CompoundList lists 249 compounds with the molecular formula C18H16N2O, including 10H-Pyrido[2,3-b]carbazole, 7-methoxy-5,11-dimethyl-, N-(3,5-Dimethylphenyl)quinoline-2-carboxamide, 4-Methyl-N-(4-pyrrol-1-ylphenyl)benzamide. 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 C18H16N2O?
C18H16N2O 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.