Molecular formula
C18H20N4O
224 compounds have this formula on CompoundList.
- Molar mass
- 308.38g/mol
- Monoisotopic mass
- 308.1637Da
- Atoms
- 43
- Elements
- 4
- Rings plus double bonds
- 11
The formula C18H20N4O describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 4 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 × 1870.11%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 206.54%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 418.17%14.007 × 4 = 56.028 g/mol
- O Oxygen × 15.19%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C18H20N4O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 224 compounds
![1-(4-(tert-Butyl)phenyl)-3-(pyrazolo[1,5-a]pyridin-5-yl)urea chemical structure, C18H20N4O, CAS 2034548-65-5](/s/YLPXLKATMBMNIS-UHFFFAOYSA-N.svg)
1-(4-(tert-Butyl)phenyl)-3-(pyrazolo[1,5-a]pyridin-5-yl)urea
CAS 2034548-65-5C18H20N4O
![N-(2-(1H-Indol-3-yl)ethyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide chemical structure, C18H20N4O, CAS 2034480-58-3](/s/JFKXYVBMAQXBHJ-UHFFFAOYSA-N.svg)
N-(2-(1H-Indol-3-yl)ethyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide
CAS 2034480-58-3C18H20N4O
![N-(2-(1H-Indol-1-yl)ethyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide chemical structure, C18H20N4O, CAS 2034440-74-7](/s/HXQDTRSMCJRLKI-UHFFFAOYSA-N.svg)
N-(2-(1H-Indol-1-yl)ethyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide
CAS 2034440-74-7C18H20N4O
![N-((2-Methyl-1H-indol-5-yl)methyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide chemical structure, C18H20N4O, CAS 2034484-90-5](/s/MHCKXZYVPMVLKA-UHFFFAOYSA-N.svg)
N-((2-Methyl-1H-indol-5-yl)methyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide
CAS 2034484-90-5C18H20N4O
![N-((1H-Indol-3-yl)methyl)-2-methyl-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide chemical structure, C18H20N4O, CAS 2034280-45-8](/s/OTVCWOINGFTEIB-UHFFFAOYSA-N.svg)
N-((1H-Indol-3-yl)methyl)-2-methyl-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide
CAS 2034280-45-8C18H20N4O
(3,4-Dihydroisoquinolin-2(1H)-yl)(6-(pyrrolidin-1-yl)pyrimidin-4-yl)methanone
CAS 1909590-26-6C18H20N4O
N-(Cyanomethyl)-N-ethyl-2-(pyrrolidin-1-yl)quinoline-3-carboxamide
CAS 1808787-26-9C18H20N4O
N-(3-Methyl-1-(2H-1,2,3-triazol-2-yl)butan-2-yl)-1-naphthamide
CAS 2034246-24-5C18H20N4O
![N-[4-({5H,6H,7H,8H,9H-[1,2,4]triazolo[4,3-a]azepin-3-yl}methyl)phenyl]but-2-ynamide chemical structure, C18H20N4O, CAS 1935768-80-1](/s/YTHWYOUCTLSOEA-UHFFFAOYSA-N.svg)
N-[4-({5H,6H,7H,8H,9H-[1,2,4]triazolo[4,3-a]azepin-3-yl}methyl)phenyl]but-2-ynamide
CAS 1935768-80-1C18H20N4O
N-(3-Methyl-1-(1H-1,2,4-triazol-1-yl)butan-2-yl)-1-naphthamide
CAS 2034561-26-5C18H20N4O
N-(3-Methyl-1-(1H-1,2,3-triazol-1-yl)butan-2-yl)-1-naphthamide
CAS 2034520-06-2C18H20N4O
![4-({4-[(6-Oxo-1,6-dihydropyrimidin-1-yl)methyl]piperidin-1-yl}methyl)benzonitrile chemical structure, C18H20N4O, CAS 2189434-66-8](/s/GBQUMKHVTVXEOW-UHFFFAOYSA-N.svg)
4-({4-[(6-Oxo-1,6-dihydropyrimidin-1-yl)methyl]piperidin-1-yl}methyl)benzonitrile
CAS 2189434-66-8C18H20N4O
![(Z)-2-Cyano-3-[2-(diethylamino)-7-methylquinolin-3-yl]prop-2-enamide chemical structure, C18H20N4O, CAS 377765-25-8](/s/SYPLOYPHKMSNCI-GDNBJRDFSA-N.svg)
(Z)-2-Cyano-3-[2-(diethylamino)-7-methylquinolin-3-yl]prop-2-enamide
CAS 377765-25-8C18H20N4O
![Benzonitrile, 4-[2-[(1-ethyl-4-piperidinyl)oxy]-5-pyrimidinyl]- chemical structure, C18H20N4O, CAS 832734-66-4](/s/NZHVJPBBHJIWKI-UHFFFAOYSA-N.svg)
Benzonitrile, 4-[2-[(1-ethyl-4-piperidinyl)oxy]-5-pyrimidinyl]-
CAS 832734-66-4C18H20N4O
2-Amino-4-(2-ethoxyphenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile
CAS 905808-65-3C18H20N4O
![1-{1-[(Pyridin-2-yl)methyl]piperidin-4-yl}-2,3-dihydro-1H-1,3-benzodiazol-2-one chemical structure, C18H20N4O, CAS 909682-62-8](/s/PMFYUFQKQPWINA-UHFFFAOYSA-N.svg)
1-{1-[(Pyridin-2-yl)methyl]piperidin-4-yl}-2,3-dihydro-1H-1,3-benzodiazol-2-one
CAS 909682-62-8C18H20N4O
![1,3-Dihydro-3-[1-(phenylmethyl)-4-piperidinyl]-2H-imidazo[4,5-b]pyridin-2-one chemical structure, C18H20N4O, CAS 185058-57-5](/s/CVPBDMDTZZKANS-UHFFFAOYSA-N.svg)
1,3-Dihydro-3-[1-(phenylmethyl)-4-piperidinyl]-2H-imidazo[4,5-b]pyridin-2-one
CAS 185058-57-5C18H20N4O
![2-[(1-Ethyl-3-methyl-1H-pyrazol-4-yl)carbonyl]-2,3,4,9-tetrahydro-1H-beta-carboline chemical structure, C18H20N4O, CAS 1269039-49-7](/s/QPGFISATGABRBX-UHFFFAOYSA-N.svg)
2-[(1-Ethyl-3-methyl-1H-pyrazol-4-yl)carbonyl]-2,3,4,9-tetrahydro-1H-beta-carboline
CAS 1269039-49-7C18H20N4O
![N-Cyclopropyl-2-methyl-N-((1-methyl-1H-pyrrol-2-yl)methyl)imidazo[1,2-a]pyridine-3-carboxamide chemical structure, C18H20N4O, CAS 1286727-24-9](/s/BEFQOXPEMFDFDY-UHFFFAOYSA-N.svg)
N-Cyclopropyl-2-methyl-N-((1-methyl-1H-pyrrol-2-yl)methyl)imidazo[1,2-a]pyridine-3-carboxamide
CAS 1286727-24-9C18H20N4O
(4-((1H-Imidazol-1-yl)methyl)piperidin-1-yl)(1H-indol-3-yl)methanone
CAS 1286695-85-9C18H20N4O
![2-Isobutyl-4-[3-(2-methyl-4-pyridinyl)-[1,2,4]oxadiazol-5-yl]-6-methyl-pyridine chemical structure, C18H20N4O, CAS 1122092-79-8](/s/YCTKYXPCDHSDKC-UHFFFAOYSA-N.svg)
2-Isobutyl-4-[3-(2-methyl-4-pyridinyl)-[1,2,4]oxadiazol-5-yl]-6-methyl-pyridine
CAS 1122092-79-8C18H20N4O
![N-[(4,6-Dimethylpyrimidin-2-yl)methyl]-1,7-dimethyl-1H-indole-2-carboxamide chemical structure, C18H20N4O, CAS 1452488-69-5](/s/OYRWPXCOXHDLMN-UHFFFAOYSA-N.svg)
N-[(4,6-Dimethylpyrimidin-2-yl)methyl]-1,7-dimethyl-1H-indole-2-carboxamide
CAS 1452488-69-5C18H20N4O
![N,N-Diethyl-2-phenylpyrazolo[1,5-a]pyrimidine-3-acetamide chemical structure, C18H20N4O, CAS 386297-92-3](/s/RZZGUIHOXVXZCI-UHFFFAOYSA-N.svg)
N,N-Diethyl-2-phenylpyrazolo[1,5-a]pyrimidine-3-acetamide
CAS 386297-92-3C18H20N4O
![1-Cyclopentyl-4-methoxy-N-phenyl-1H-pyrazolo[4,3-c]pyridin-3-amine chemical structure, C18H20N4O, CAS 1498296-22-2](/s/IIMPKTYYDLAZCU-UHFFFAOYSA-N.svg)
1-Cyclopentyl-4-methoxy-N-phenyl-1H-pyrazolo[4,3-c]pyridin-3-amine
CAS 1498296-22-2C18H20N4O
- 1-[4-(6-Phenylpyridazin-3-yl)-1,4-diazepan-1-yl]prop-2-en-1-one2094426-04-5C18H20N4O
- 4-(6-(Cyclohexylamino)imidazo[1,2-b]pyridazin-3-yl)phenol1012345-10-6C18H20N4O
- 2-({1-[(Pyridin-3-yl)methyl]piperidin-4-yl}methoxy)pyridine-4-carbonitrile2415633-22-4C18H20N4O
- N-[3-(5-Cyclopropyl-4-phenyl-1,2,4-triazol-3-yl)propyl]but-2-ynamide2411240-44-1C18H20N4O
- N-[4-(3-Phenyl-1H-1,2,4-triazol-5-yl)cyclohexyl]but-2-ynamide2411226-98-5C18H20N4O
- 1-{3-[(1H-Imidazol-1-yl)methyl]azetidin-1-yl}-3-(1H-indol-3-yl)propan-1-one2548989-37-1C18H20N4O
- 4-({4-[(Pyrazin-2-yloxy)methyl]piperidin-1-yl}methyl)benzonitrile2549026-71-1C18H20N4O
- 3-({4-[(Pyrazin-2-yloxy)methyl]piperidin-1-yl}methyl)benzonitrile2548982-57-4C18H20N4O
- 2-Methyl-3-[[1-[(1-methylpyrazol-4-yl)methyl]aziridin-2-yl]methoxy]quinoline2411292-55-0C18H20N4O
- 8-Methyl-3-[[1-[(1-methylpyrazol-4-yl)methyl]aziridin-2-yl]methoxy]quinoline2411299-34-6C18H20N4O
- 2-{1-[(5-Methyl-1,2-oxazol-4-yl)methyl]piperidin-4-yl}-1,8-naphthyridine2640945-11-3C18H20N4O
- 6-(4-{[(3-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-2-carbonitrile2640845-23-2C18H20N4O
- 2-{4-[(3-Methyl-2-pyridinyl)methyl]-1-piperazinyl}-1,3-benzoxazole2877654-71-0C18H20N4O
- Phenol, 2-(5-(diethylamino)-4-phenyl-4H-1,2,4-triazol-3-yl)-82619-87-2C18H20N4O
- 2,3-Dihydro-1H-indol-1-yl[1-(2-pyrazinyl)-4-piperidinyl]methanone605639-17-6C18H20N4O
- 4,4'-(1,3,4-Oxadiazole-2,5-diyl)bis(N-ethylaniline)7409-08-7C18H20N4O
- 1-[4-(2-Aminoethyl)phenyl]-2-ethyl-1H-benzimidazole-4-carboxamide415913-54-1C18H20N4O
- 2-Ethyl-4-[3-(2-ethyl-6-methyl-4-pyridinyl)-[1,2,4]oxadiazol-5-yl]-6-methyl-pyridine1122086-56-9C18H20N4O
- 2-Propyl-4-[3-(2,6-dimethyl-4-pyridinyl)-[1,2,4]oxadiazol-5-yl]-6-methyl-pyridine1122086-70-7C18H20N4O
- 2,6-Diethyl-4-[3-(2,6-dimethyl-4-pyridinyl)-[1,2,4]oxadiazol-5-yl]-pyridine1122087-79-9C18H20N4O
- 1H-Indazol-3-amine, 5-[2-(4-morpholinylmethyl)phenyl]-1269376-42-2C18H20N4O
- 1-Benzyl-4-(4-morpholinyl)-1H-indazol-3-ylamine1353500-30-7C18H20N4O
- 4-Ethoxy-6-(2,4,6-trimethylphenyl)pyrido[3,2-d]pyrimidin-2-amine917759-74-1C18H20N4O
- 2-((3,4-Dimethylphenyl)amino)-8-isopropylpyrido[2,3-d]pyrimidin-7(8H)-one352361-41-2C18H20N4O
- N'-[8-(Benzyloxy)-2-methylimidazo[1,2-a]pyridin-3-yl]-N,N-dimethylmethanimidamide110223-00-2C18H20N4O
- 1-(4-Ethoxyphenyl)-5-(3-pyridinyl)-1H-pyrazole-3-ethanamine1226150-03-3C18H20N4O
- 3-[2-(2,6-Dimethyl-4-morpholinyl)-4-pyridinyl]-1H-indazole1627190-34-4C18H20N4O
- N-Cyclopropyl-4-(5-isopropoxy-1H-indazol-3-yl)pyridin-2-amine1627191-51-8C18H20N4O
- 5-Ethoxy-3-[2-(1-pyrrolidinyl)-4-pyridinyl]-1H-indazole1627193-14-9C18H20N4O
- 2-({[(1-Methyl-1H-imidazol-2-yl)methyl][(pyridin-2-yl)methyl]amino}methyl)phenol1187386-45-3C18H20N4O
- 1-(1-(4-Aminophenyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1878168-83-2C18H20N4O
- 6-(3-Methoxyphenyl)-2-(piperidin-4-yl)-[1,2,4]triazolo[1,5-A]pyridine1422139-80-7C18H20N4O
- 6-{1-[(Piperazin-1-yl)methyl]-1,3-dihydro-2H-benzimidazol-2-ylidene}cyclohexa-2,4-dien-1-one879874-35-8C18H20N4O
- 2-(4-{[(2-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-4-carbonitrile2380043-03-6C18H20N4O
- 6-(4-{[(2-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-3-carbonitrile2380070-61-9C18H20N4O
- 2-(4-{[(3-Methylpyridin-2-yl)oxy]methyl}piperidin-1-yl)pyridine-4-carbonitrile2379984-17-3C18H20N4O
- 6-(3-{[(6-Methylpyridin-2-yl)oxy]methyl}piperidin-1-yl)pyridine-2-carbonitrile2380010-54-6C18H20N4O
- 3-(3-{[(6-Methylpyridin-2-yl)oxy]methyl}piperidin-1-yl)pyridine-2-carbonitrile2379949-81-0C18H20N4O
- 2-({1-[(Pyridin-4-yl)methyl]piperidin-3-yl}methoxy)pyridine-4-carbonitrile2380056-38-0C18H20N4O
- 2-(3-{[(2-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-3-carbonitrile2379988-19-7C18H20N4O
- 6-(3-{[(2-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-2-carbonitrile2380044-62-0C18H20N4O
- 3-(3-{[(2-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-2-carbonitrile2380068-65-3C18H20N4O
- 6-[3-(1-Methyl-1H-pyrazol-4-yl)piperidine-1-carbonyl]-1H-indole2320923-44-0C18H20N4O
- 4-({4-[(5-Methylpyrimidin-2-yl)oxy]piperidin-1-yl}methyl)benzonitrile2380179-14-4C18H20N4O
- 2-Cyclopropyl-1-{1-[(5-methyl-1,2-oxazol-4-yl)methyl]azetidin-3-yl}-1H-1,3-benzodiazole2380086-48-4C18H20N4O
- 4-Cyclopropyl-6-(4-phenylpiperazine-1-carbonyl)pyrimidine2415519-94-5C18H20N4O
- 11-{5H,6H,7H-Cyclopenta[d]pyrimidin-4-yl}-7,11-diazatricyclo[7.3.1.0^{2,7}]trideca-2,4-dien-6-one2322065-24-5C18H20N4O
- 11-(2-Cyclopropylpyrimidin-4-yl)-7,11-diazatricyclo[7.3.1.0^{2,7}]trideca-2,4-dien-6-one2329121-01-7C18H20N4O
- 2-Cyclopropyl-N-[2-(3-methoxyphenyl)ethyl]pyrazolo[1,5-a]pyrazin-4-amine2640817-76-9C18H20N4O
- 4-(4-{[(3-Methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)benzonitrile2877722-28-4C18H20N4O
- 2-Cyclopropyl-N-[(4-methoxyphenyl)methyl]-N-methylpyrazolo[1,5-a]pyrazin-4-amine2877688-89-4C18H20N4O
- N-[1-(4-Methylphthalazin-1-yl)piperidin-4-yl]but-2-ynamide2411218-58-9C18H20N4O
- 3-{2-[2-(2-Aminoethyl)-1H-1,3-benzodiazol-1-yl]ethyl}benzamide2694733-80-5C18H20N4O
- 2-{4-[(2-Methylpyridin-3-yl)methyl]piperazin-1-yl}-1,3-benzoxazole2877650-68-3C18H20N4O
- 4,6-Dimethyl-2-[3-(pyridin-3-yloxy)piperidin-1-yl]pyridine-3-carbonitrile2877669-22-0C18H20N4O
- N-tert-Butyl-1-(4-cyanoquinolin-2-yl)azetidine-3-carboxamide2877638-62-3C18H20N4O
- 2,3-Dihydroindol-1-yl-[1-(3-methylpyrazin-2-yl)pyrrolidin-3-yl]methanone3082020-38-7C18H20N4O
- 1-(1-(Pyridin-3-ylmethyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one909682-95-7C18H20N4O
- 4,4'-(1,2,4-Oxadiazole-3,5-diyl)bis(N,N-dimethylaniline)70121-15-2C18H20N4O
- 4-(3-((4-(tert-Butyl)phenoxy)methyl)-1H-1,2,4-triazol-5-yl)pyridine1049140-50-2C18H20N4O
- 2-[4-(4-Methylpiperazin-1-yl)phenyl]-1,3-benzoxazol-5-amine945531-00-0C18H20N4O
- (E)-1-(4-Azidophenyl)-N-[4-(pentyloxy)phenyl]methanimine62788-12-9C18H20N4O
- 6-(3-Methoxycyclohexyl)-2-phenylimidazo[1,2-b][1,2,4]triazine90170-16-4C18H20N4O
- 2-[4-(2-Methoxyphenyl)piperazin-1-yl]-1H-1,3-benzodiazole1540208-04-5C18H20N4O
- 1-Pyrrolidinecarboxamide, 3-methyl-N-[4-(2-phenyldiazenyl)phenyl]-1627362-27-9C18H20N4O
- 2-(2-Cyano-3-amino-3-(cyclohexylamino)prop-2-enylidene)indolin-3-one171853-03-5C18H20N4O
- N-(2-Methoxy-2-phenylbutyl)pyrido[2,3-d]pyrimidin-4-amine2380044-12-0C18H20N4O
- N-(2-Methoxy-2-phenylbutyl)pyrido[3,4-d]pyrimidin-4-amine2380070-04-0C18H20N4O
- 2-[1-(5,6-Dimethylpyrimidin-4-yl)piperidin-3-yl]-1,3-benzoxazole2329366-85-8C18H20N4O
- 2-[1-(6-Ethylpyrimidin-4-yl)piperidin-3-yl]-1,3-benzoxazole2326289-36-3C18H20N4O
- 1-Benzyl-4-(2-cyclopropylpyrimidin-4-yl)piperazin-2-one2415487-63-5C18H20N4O
- 1-Benzyl-4-(6-cyclopropylpyrimidin-4-yl)piperazin-2-one2415462-65-4C18H20N4O
- N-[2-Amino-1-(naphthalen-2-yl)ethyl]-1,3-dimethyl-1H-pyrazole-5-carboxamide1835892-46-0C18H20N4O
- 3-(4-{[(3-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-2-carbonitrile2640979-10-6C18H20N4O
- 2-[4-(3-Methoxyphenyl)piperazin-1-yl]-6-methylpyridine-3-carbonitrile2422461-77-4C18H20N4O
- N-(1-{Furo[3,2-c]pyridin-4-yl}piperidin-4-yl)-N-methylpyridin-2-amine2741920-95-4C18H20N4O
Frequently asked questions
What is the molar mass of C18H20N4O?
The molar mass of C18H20N4O is 308.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 308.1637 Da.
How many compounds have the formula C18H20N4O?
CompoundList lists 224 compounds with the molecular formula C18H20N4O, including 1-(4-(tert-Butyl)phenyl)-3-(pyrazolo[1,5-a]pyridin-5-yl)urea, N-(2-(1H-Indol-3-yl)ethyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide, N-(2-(1H-Indol-1-yl)ethyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-5-carboxamide. 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 C18H20N4O?
C18H20N4O 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.