C18H22N4O3
341 compounds have this formula on CompoundList.
- Molar mass
- 342.40g/mol
- Monoisotopic mass
- 342.1692Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 10
The formula C18H22N4O3 describes a molecule made of 18 carbon atoms, 22 hydrogen atoms, 4 nitrogen atoms and 3 oxygen atoms. 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 × 1863.14%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 226.48%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 416.36%14.007 × 4 = 56.028 g/mol
- O Oxygen × 314.02%15.999 × 3 = 47.997 g/mol
Compounds with the formula C18H22N4O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 341 of 341 compounds
![6,7-Dimethoxy-4-[3-(pyrrolidine-1-carbonyl)azetidin-1-yl]quinazoline chemical structure, C18H22N4O3, CAS 2877647-23-7](/s/RLGGFWAAHDBACV-UHFFFAOYSA-N.svg)
![4-{[1-(6-Methoxypyridin-2-yl)piperidin-4-yl]methoxy}pyridine-2-carboxamide chemical structure, C18H22N4O3, CAS 2877701-59-0](/s/RWSWVTUQQOTCNY-UHFFFAOYSA-N.svg)
![(6-(4-Methoxyphenyl)-6,8-dihydro-5H-imidazo[5,1-c][1,4]oxazin-1-yl)(piperazin-1-yl)methanone chemical structure, C18H22N4O3, CAS 1416347-40-4](/s/CTSLXEDGNWPZNM-UHFFFAOYSA-N.svg)
![3-(3-{[(6-Methylpyridazin-3-yl)oxy]methyl}pyrrolidine-1-carbonyl)-4,5,6,7-tetrahydro-2,1-benzoxazole chemical structure, C18H22N4O3, CAS 2549002-19-7](/s/OKBRAHOBTVMYKT-UHFFFAOYSA-N.svg)
![3-Cyclopropyl-6-{[1-(3,5-dimethyl-1,2-oxazole-4-carbonyl)pyrrolidin-3-yl]methoxy}pyridazine chemical structure, C18H22N4O3, CAS 2549026-14-2](/s/QECVJTSVCWQMOZ-UHFFFAOYSA-N.svg)
![5-[4-(2-Ethoxyacetyl)piperazin-1-yl]-6-phenyl-2,3-dihydropyridazin-3-one chemical structure, C18H22N4O3, CAS 2549046-71-9](/s/FGCVDZDOLAGVFO-UHFFFAOYSA-N.svg)
![1-Methyl-4-[2-(morpholine-4-carbonyl)morpholin-4-yl]phthalazine chemical structure, C18H22N4O3, CAS 2741937-39-1](/s/ARYMDOMFLWSEPX-UHFFFAOYSA-N.svg)
![2-Methyl-3-[2-(morpholine-4-carbonyl)morpholin-4-yl]quinoxaline chemical structure, C18H22N4O3, CAS 2640882-16-0](/s/VLAWTYVWXRHBJO-UHFFFAOYSA-N.svg)
![N-[1-(2,3-Dimethoxybenzoyl)piperidin-4-yl]pyrimidin-4-amine chemical structure, C18H22N4O3, CAS 2415488-66-1](/s/QDNJVCWCERKGJP-UHFFFAOYSA-N.svg)
![6-Methoxy-N-[1-(3-methoxybenzoyl)piperidin-4-yl]pyrimidin-4-amine chemical structure, C18H22N4O3, CAS 2415604-32-7](/s/PNNPYLZPZBDXJK-UHFFFAOYSA-N.svg)
![3,5-Dimethoxy-N-methyl-N-[1-(6-methylpyridazin-3-yl)azetidin-3-yl]benzamide chemical structure, C18H22N4O3, CAS 2415542-95-7](/s/RKOKHCIBWPHZSV-UHFFFAOYSA-N.svg)
![N-(1-{1-[2-(3-Methoxyphenyl)acetyl]pyrrolidin-3-yl}-1H-pyrazol-4-yl)acetamide chemical structure, C18H22N4O3, CAS 2415472-71-6](/s/SSZGKVOSOQXTIG-UHFFFAOYSA-N.svg)
![2-[5-(2,5-Dimethylfuran-3-carbonyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]-4-methoxypyrimidine chemical structure, C18H22N4O3, CAS 2415542-31-1](/s/LKPPXUUNVLDIGW-UHFFFAOYSA-N.svg)
![2-[2-(Piperidine-1-carbonyl)morpholin-4-yl]-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C18H22N4O3, CAS 2741947-86-2](/s/WRLFDWZBBNRXOC-UHFFFAOYSA-N.svg)
![4-Ethyl-2-[4-(4-methoxyphenyl)piperazin-1-yl]pyrimidine-5-carboxylic acid chemical structure, C18H22N4O3, CAS 2742029-66-7](/s/ILFOUZQWKPTJTB-UHFFFAOYSA-N.svg)
![2-{3-[(5-Methoxypyrimidin-2-yl)oxy]pyrrolidin-1-yl}-N-(3-methylphenyl)acetamide chemical structure, C18H22N4O3, CAS 2742038-51-1](/s/YJGSJBBPMASOOV-UHFFFAOYSA-N.svg)
![N-(2-Methoxyphenyl)-3-{[(6-methylpyridazin-3-yl)oxy]methyl}pyrrolidine-1-carboxamide chemical structure, C18H22N4O3, CAS 2770581-60-5](/s/KPGWDGYBWJRLHK-UHFFFAOYSA-N.svg)
![Benzyl 3-[2-(dimethylamino)-6-hydroxypyrimidin-4-yl]pyrrolidine-1-carboxylate chemical structure, C18H22N4O3, CAS 2680774-33-6](/s/XOBBSFAABBWZTA-UHFFFAOYSA-N.svg)
![Benzyl 4-[2-(1-methyl-1H-pyrazol-4-yl)-2-oxoethyl]piperazine-1-carboxylate chemical structure, C18H22N4O3, CAS 2680712-52-9](/s/IKJQKTJLJYXKGQ-UHFFFAOYSA-N.svg)
![3-[6-(1,4-Diazepan-1-yl)-1-oxo-2,3-dihydro-1H-isoindol-2-yl]piperidine-2,6-dione chemical structure, C18H22N4O3, CAS 2703760-76-1](/s/ZUKHJUMWTJLLSM-UHFFFAOYSA-N.svg)
- Ethyl 4-[4-(1-acetyl-4-piperidinyl)phenyl]-1H-1,2,3-triazole-5-carboxylate2641211-50-7C18H22N4O3
- N-(Oxan-4-yl)-1-{4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}pyrrolidine-3-carboxamide3030810-20-6C18H22N4O3
- 1-[(6-Methoxypyridin-3-yl)methyl]-4-[(3-nitrophenyl)methyl]piperazine3054553-10-2C18H22N4O3
- 1-[(6-Methoxypyridin-3-yl)methyl]-4-[(4-nitrophenyl)methyl]piperazine3054582-66-7C18H22N4O3
- N-{1-[(2,3-Dihydro-1,4-benzodioxin-6-yl)methyl]pyrrolidin-3-yl}-6-methoxypyrimidin-4-amine3054635-32-1C18H22N4O3
- N-(2-Cyanophenyl)-2-[4-(oxolane-2-carbonyl)piperazin-1-yl]acetamide2726664-16-8C18H22N4O3
- 2-{4-[(5-Methyl-1,2,4-oxadiazol-3-yl)methyl]morpholine-2-carbonyl}-1,2,3,4-tetrahydroisoquinoline3054408-71-5C18H22N4O3
- 2-{4-[(3-Methyl-1,2,4-oxadiazol-5-yl)methyl]morpholine-2-carbonyl}-1,2,3,4-tetrahydroisoquinoline3054605-41-0C18H22N4O3
- N-(4-Ethoxyphenyl)-2-{2-methyl-4-oxo-3H,4H,5H,6H,7H,8H-pyrido[4,3-d]pyrimidin-6-yl}acetamide3054562-69-2C18H22N4O3
- 2-({3-[Cyclopropyl(pyrimidin-4-yl)amino]pyrrolidin-1-yl}methyl)-5-methoxy-4H-pyran-4-one3054595-13-7C18H22N4O3
- N-[2-[4-(2,3-Dihydro-2-oxo-1H-benzo[d]imidazol-1-yl)piperidin-1-yl]-2-oxoethyl]-N-methylacrylamide2197888-22-3C18H22N4O3
- N-(3-Oxo-3-(4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidin-1-yl)propyl)acrylamide2197607-70-6C18H22N4O3
- Pyrazolo[1,5-a]pyridine-3-carboxylic acid, 5-[1-(2-hydroxy-2-methylpropyl)-3-methyl-1H-pyrazol-4-yl]-, ethyl ester3092386-99-4C18H22N4O3
- 5-Methyl-1-(2-(tetrahydro-2H-pyran-4-yl)-1,2,3,4-tetrahydroisoquinolin-5-yl)-1H-1,2,3-triazole-4-carboxylic acid1315449-57-0C18H22N4O3
- tert-Butyl 2-(2-hydroxyethyl)-5-(1,2,4-triazol-1-ylmethyl)indole-1-carboxylate1364692-16-9C18H22N4O3
- N-((1R,5S,6r)-3-Oxabicyclo[3.1.0]hexan-6-yl)-4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carboxamide1941943-01-6C18H22N4O3
- Peficitinib impurity 12055576-51-5C18H22N4O3
Frequently asked questions
What is the molar mass of C18H22N4O3?
The molar mass of C18H22N4O3 is 342.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 22 hydrogen atoms, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 342.1692 Da.
How many compounds have the formula C18H22N4O3?
CompoundList lists 341 compounds with the molecular formula C18H22N4O3, including 6,7-Dimethoxy-4-[3-(pyrrolidine-1-carbonyl)azetidin-1-yl]quinazoline, N-Cyclopropyl-1-(6,7-dimethoxyquinazolin-4-yl)pyrrolidine-3-carboxamide, 4-{[1-(6-Methoxypyridin-2-yl)piperidin-4-yl]methoxy}pyridine-2-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 C18H22N4O3?
C18H22N4O3 has a degree of unsaturation of 10. 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.