Molecular formula
C16H22N4O3
164 compounds have this formula on CompoundList.
- Molar mass
- 318.38g/mol
- Monoisotopic mass
- 318.1692Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 8
The formula C16H22N4O3 describes a molecule made of 16 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 × 1660.36%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 226.97%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 417.60%14.007 × 4 = 56.028 g/mol
- O Oxygen × 315.08%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C16H22N4O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 164 compounds
Tomelukast
CAS 88107-10-2C16H22N4O3
![6-Amino-1-butyl-5-{[(2-methoxyphenyl)methyl]amino}-1,2,3,4-tetrahydropyrimidine-2,4-dione chemical structure, C16H22N4O3, CAS 571149-78-5](/s/FLSNRHFZAAEVJQ-UHFFFAOYSA-N.svg)
6-Amino-1-butyl-5-{[(2-methoxyphenyl)methyl]amino}-1,2,3,4-tetrahydropyrimidine-2,4-dione
CAS 571149-78-5C16H22N4O3
Kfm 19
CAS 133058-72-7C16H22N4O3
![tert-Butyl 4-{2-oxo-1H,2H,3H-imidazo[4,5-b]pyridin-1-yl}piperidine-1-carboxylate chemical structure, C16H22N4O3, CAS 781649-87-4](/s/ZLMQZSUGKKTLJZ-UHFFFAOYSA-N.svg)
tert-Butyl 4-{2-oxo-1H,2H,3H-imidazo[4,5-b]pyridin-1-yl}piperidine-1-carboxylate
CAS 781649-87-4C16H22N4O3
![Carbamic acid, [1-methyl-2-(4-morpholinylmethyl)-1H-1,3-benzimidazol-5-yl]-, ethyl ester chemical structure, C16H22N4O3, CAS 697244-99-8](/s/GABNTBQYCRZXHR-UHFFFAOYSA-N.svg)
Carbamic acid, [1-methyl-2-(4-morpholinylmethyl)-1H-1,3-benzimidazol-5-yl]-, ethyl ester
CAS 697244-99-8C16H22N4O3
Ethyl 4-(4-methyl-5-oxo-7,8-dihydro-6H-quinazolin-2-yl)piperazine-1-carboxylate
CAS 777866-88-3C16H22N4O3
((S)-(-)-8-(3-Oxocyclopentyl)-1,3-dipropyl-7H-purine-2,6-dione)
CAS 151581-23-6C16H22N4O3
4-((2-(Diethylamino)ethyl)amino)-1-methyl-3-nitroquinolin-2(1H)-one
CAS 433318-33-3C16H22N4O3
![4-[3-(Dimethylamino)propylamino]-1-ethyl-3-nitroquinolin-2-one chemical structure, C16H22N4O3, CAS 385392-88-1](/s/XNVPTRMAAKVIDD-UHFFFAOYSA-N.svg)
4-[3-(Dimethylamino)propylamino]-1-ethyl-3-nitroquinolin-2-one
CAS 385392-88-1C16H22N4O3
![1-{4-[3-(Cyclopropylamino)-4-nitrophenyl]piperazin-1-yl}propan-1-one chemical structure, C16H22N4O3, CAS 433249-37-7](/s/AWAQNRKDZWLJAU-UHFFFAOYSA-N.svg)
1-{4-[3-(Cyclopropylamino)-4-nitrophenyl]piperazin-1-yl}propan-1-one
CAS 433249-37-7C16H22N4O3
![1-[4-(4-Nitrophenyl)piperazin-1-yl]-2-pyrrolidin-1-ylethanone chemical structure, C16H22N4O3, CAS 433697-33-7](/s/RICCPVFAPHNEBF-UHFFFAOYSA-N.svg)
1-[4-(4-Nitrophenyl)piperazin-1-yl]-2-pyrrolidin-1-ylethanone
CAS 433697-33-7C16H22N4O3
Eseramine
CAS 6091-57-2C16H22N4O3
Gu2602
CAS 1627094-88-5C16H22N4O3
![4-(2-Oxo-1,2-dihydro-3H-imidazo[4,5-b]pyridin-3-yl)piperidine-1-carboxylic acid tert-butyl ester chemical structure, C16H22N4O3, CAS 1146515-11-8](/s/HQUBUUNMNUVHKS-UHFFFAOYSA-N.svg)
4-(2-Oxo-1,2-dihydro-3H-imidazo[4,5-b]pyridin-3-yl)piperidine-1-carboxylic acid tert-butyl ester
CAS 1146515-11-8C16H22N4O3
![6-Ethyl-5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine chemical structure, C16H22N4O3, CAS 656810-05-8](/s/DEHBKCBJXJWRAZ-UHFFFAOYSA-N.svg)
6-Ethyl-5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine
CAS 656810-05-8C16H22N4O3
2-(3,5-Dimethylisoxazol-4-yl)-1-(2-(3-ethyl-1,2,4-oxadiazol-5-yl)piperidin-1-yl)ethan-1-one
CAS 1340790-77-3C16H22N4O3
![Ethyl 1-ethyl-4-(tetrahydro-2H-pyran-4-ylamino)-1H-pyrazolo[3,4-b]pyridine-5-carboxylate chemical structure, C16H22N4O3, CAS 675112-01-3](/s/YRTXLWSNMNSSQR-UHFFFAOYSA-N.svg)
Ethyl 1-ethyl-4-(tetrahydro-2H-pyran-4-ylamino)-1H-pyrazolo[3,4-b]pyridine-5-carboxylate
CAS 675112-01-3C16H22N4O3
![2-({Ethyl[(5-isobutyl-1,2,4-oxadiazol-3-yl)methyl]amino}methyl)nicotinic acid chemical structure, C16H22N4O3, CAS 1269052-51-8](/s/GSDUTKKEOGONNT-UHFFFAOYSA-N.svg)
2-({Ethyl[(5-isobutyl-1,2,4-oxadiazol-3-yl)methyl]amino}methyl)nicotinic acid
CAS 1269052-51-8C16H22N4O3
Benzyl alcohol, 4-(2,4-diamino-5-pyrimidinylmethyl)-2,6-dimethoxy-alpha,alpha-dimethyl-
CAS 55687-91-7C16H22N4O3
![1-(2,4-Dimethoxyphenyl)-3-[1-(1,3-dimethylpyrazol-4-yl)ethyl]urea chemical structure, C16H22N4O3, CAS 894331-04-5](/s/VAVYEJLORSXLDC-UHFFFAOYSA-N.svg)
1-(2,4-Dimethoxyphenyl)-3-[1-(1,3-dimethylpyrazol-4-yl)ethyl]urea
CAS 894331-04-5C16H22N4O3
1-(4-Ethoxyphenyl)-5-(methoxymethyl)-N-(propan-2-yl)-1H-1,2,3-triazole-4-carboxamide
CAS 950236-82-5C16H22N4O3
(S)-N-((S)-1-((2-Amino-2-oxoethyl)amino)-1-oxo-3-phenylpropan-2-yl)pyrrolidine-2-carboxamide
CAS 114390-34-0C16H22N4O3
![Methyl {2-imino-3-[2-(morpholin-4-yl)ethyl]-2,3-dihydro-1H-benzimidazol-1-yl}acetate chemical structure, C16H22N4O3, CAS 443923-37-3](/s/SQMXFODMVWYJRA-UHFFFAOYSA-N.svg)
Methyl {2-imino-3-[2-(morpholin-4-yl)ethyl]-2,3-dihydro-1H-benzimidazol-1-yl}acetate
CAS 443923-37-3C16H22N4O3
N-(2-Adamantyl)-1,5-dimethyl-4-nitropyrazole-3-carboxamide
CAS 515847-76-4C16H22N4O3
- N-(1-Adamantyl)-N,1-dimethyl-4-nitropyrazole-3-carboxamide515831-80-8C16H22N4O3
- 3-Heptyl-1,7-dimethyloxazolo[2,3-f]purine-2,4(1H,3H)-dione941872-83-9C16H22N4O3
- Ethyl 5-cyano-2-[4-(2-hydroxyethyl)piperazino]-6-methylnicotinate924869-05-6C16H22N4O3
- 7-(tert-Butyl)-3-isobutyl-1-methyloxazolo[2,3-f]purine-2,4(1H,3H)-dione899948-08-4C16H22N4O3
- tert-Butyl 3-(7-hydroxypyrazolo[1,5-a]pyrimidin-5-yl)piperidine-1-carboxylate891494-66-9C16H22N4O3
- N-(1-Adamantyl)-1,5-dimethyl-4-nitropyrazole-3-carboxamide515829-65-9C16H22N4O3
- N-(1-Adamantyl)-1-ethyl-4-nitro-1H-pyrazole-3-carboxamide515149-42-5C16H22N4O3
- N-(1-Adamantyl)-N,2-dimethyl-4-nitropyrazole-3-carboxamide515831-45-5C16H22N4O3
- N-Ethyl-2-{2-[(2-methylphenyl)amino]-2-oxoethyl}-3-oxopiperazine-1-carboxamide1025388-58-2C16H22N4O3
- 1-(4-Ethoxyphenyl)-5-(methoxymethyl)-N-propyl-1H-1,2,3-triazole-4-carboxamide950240-46-7C16H22N4O3
- Benzenemethanol, 4-((2,4-diamino-5-pyrimidinyl)methyl)-2,6-dimethoxy-alpha-ethyl-55687-83-7C16H22N4O3
- 5H-s-Triazolo(4,3-a)(1,4)diazepine, 6,7,8,9-tetrahydro-8-methyl-3-(3,4,5-trimethoxyphenyl)-124963-19-5C16H22N4O3
- 5H-s-Triazolo(4,3-d)(1,4)diazepine, 6,7,8,9-tetrahydro-7-methyl-3-(3,4,5-trimethoxyphenyl)-125008-48-2C16H22N4O3
- 3-Hexyl-1,6,7-trimethyloxazolo[2,3-f]purine-2,4(1H,3H)-dione899751-44-1C16H22N4O3
- Ethyl 4-(7-methyl-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl)piperazine-1-carboxylate1030518-00-3C16H22N4O3
- N-(2-(3-(1-(2-Methoxyethyl)-1H-indol-3-yl)ureido)ethyl)acetamide922992-02-7C16H22N4O3
- N-(tert-Butyl)-4-(5-(furan-2-yl)-1,3,4-oxadiazol-2-yl)piperidine-1-carboxamide1170092-63-3C16H22N4O3
- tert-Butyl 4-(7-hydroxypyrazolo[1,5-A]pyrimidin-2-yl)piperidine-1-carboxylate1228631-09-1C16H22N4O3
- 1-{[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-1,4-diazepane1243100-90-4C16H22N4O3
- 1-[5-(2,4-Diamino-pyrimidin-5-yloxy)-4-isopropyl-2-methoxy-phenyl]-ethanol865304-45-6C16H22N4O3
- N-{3-[2-(3,4-Dimethoxyphenyl)ethyl]-1H-1,2,4-triazol-5-yl}-2-methylpropanamide1574409-04-3C16H22N4O3
- 1-(2-Methoxyethyl)-4,6-dimethyl-2-oxo-N-[2-(1H-pyrazol-1-yl)ethyl]-1,2-dihydro-3-pyridinecarboxamide1676073-55-4C16H22N4O3
- 2-Benzimidazolecarbamic acid, 1-(hexylcarbamoyl)-, methyl ester28593-30-8C16H22N4O3
- 1H-1,2,4-Benzotriazepine-3-carboxylic acid, 4,5-dihydro-4-methyl-5-oxo-, (2-diethylamino)ethyl ester63931-80-6C16H22N4O3
- 1,3-Diethyl-1,3-dihydro-5-nitro-6-(1-piperidinyl)-2H-benzimidazol-2-one392730-05-1C16H22N4O3
- N-(1-Adamantylmethyl)-1-methyl-4-nitropyrazole-3-carboxamide1005559-21-6C16H22N4O3
- 7-(tert-Butyl)-3-butyl-1-methyloxazolo[2,3-f]purine-2,4(1H,3H)-dione899738-02-4C16H22N4O3
- N1-(2-(dimethylamino)ethyl)-N2-(3-(2-oxopyrrolidin-1-yl)phenyl)oxalamide941957-83-1C16H22N4O3
- 6-Ethyl-5-(4-hydroxypiperidin-1-yl)-1,3-dimethylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione946357-70-6C16H22N4O3
- 2-Methoxy-1-(4-((5-methoxy-1H-benzo[d]imidazol-2-yl)methyl)piperazin-1-yl)ethanone1171425-43-6C16H22N4O3
- 4-(4-Isopropyl-piperazin-1-yl)-2-methyl-7-nitro-2,3-dihydro-isoindol-1-one881415-08-3C16H22N4O3
- tert-Butyl ((1r,4r)-4-((3-cyanopyrazin-2-yl)oxy)cyclohexyl)carbamate2034317-63-8C16H22N4O3
- 2-[(2-Methoxyethyl)amino]-3-[(1E)-[(2-methoxyethyl)imino]methyl]-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one1785993-28-3C16H22N4O3
- N-{2-[Butyl(methyl)amino]ethyl}-2-hydroxy-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxamide886901-37-7C16H22N4O3
- Ethyl 1,3-dimethyl-4-(((tetrahydrofuran-2-yl)methyl)amino)-1H-pyrazolo[3,4-b]pyridine-5-carboxylate2415751-98-1C16H22N4O3
- N-(1-Cyanocyclohexyl)-2-{2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl}acetamide876669-82-8C16H22N4O3
- 6-Ethyl-1,3-dimethyl-5-(((tetrahydrofuran-2-yl)methyl)amino)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione941910-12-9C16H22N4O3
- 7-Methoxy-6-[3-(4-morpholinyl)propoxy]-4-quinazolinamine320366-66-3C16H22N4O3
- 2-(4-(4-Amino-5-cyano-2-methoxyphenoxy)piperidin-1-yl)-N-methylacetamide1196531-38-0C16H22N4O3
- tert-Butyl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-c]pyridin-1-yl)piperidine-1-carboxylate1222161-99-0C16H22N4O3
- tert-Butyl 2-(2-(methylamino)quinazolin-6-yloxy)ethylcarbamate1289190-73-3C16H22N4O3
- tert-Butyl 4-(7-hydroxypyrazolo[1,5-a]pyrimidin-5-yl)piperidine-1-carboxylate1251733-39-7C16H22N4O3
- N-{2-[4-(Dimethylamino)phenyl]-2-hydroxyethyl}-3-methoxy-1-methyl-1H-pyrazole-4-carboxamide1421483-14-8C16H22N4O3
- 3-(3,5-Dimethylisoxazol-4-yl)-N-(1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)propanamide1797158-94-1C16H22N4O3
- {1-[2-(5-Ethynyl-1H-imidazol-2-yl)-pyrrolidine-1-carbonyl]-2-methyl-propyl}-carbamic acid methyl ester1228969-00-3C16H22N4O3
- 1-Methyl-5-oxo-N-[(1r,4r)-4-(pyrazin-2-yloxy)cyclohexyl]pyrrolidine-3-carboxamide2034194-67-5C16H22N4O3
- 1-Methyl-5-oxo-N-[(1r,4r)-4-(pyrimidin-2-yloxy)cyclohexyl]pyrrolidine-3-carboxamide2034194-51-7C16H22N4O3
- 1-(4-(3-(Pyridazin-3-yloxy)pyrrolidine-1-carbonyl)piperidin-1-yl)ethanone2034319-44-1C16H22N4O3
- 1-Methyl-4-{3-[(6-methylpyridazin-3-yl)oxy]piperidine-1-carbonyl}pyrrolidin-2-one2034481-45-1C16H22N4O3
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl)-2-(2-methoxyethoxy)isonicotinamide2034444-88-5C16H22N4O3
- N-(2-(4-Methoxy-6-methyl-2-oxopyridin-1(2H)-yl)ethyl)-1,3,5-trimethyl-1H-pyrazole-4-carboxamide1904398-74-8C16H22N4O3
- 2-[(2-Methoxyethyl)amino]-3-[(1E)-[(2-methoxyethyl)imino]methyl]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one1786068-03-8C16H22N4O3
- 3-[2-(Morpholin-4-yl)ethyl]-1-[4-(2-oxoazetidin-1-yl)phenyl]urea1808907-26-7C16H22N4O3
- 5-{4-[(2,6-Dimethylpyrimidin-4-yl)oxy]piperidine-1-carbonyl}pyrrolidin-2-one2034202-15-6C16H22N4O3
- 3,5-Dimethoxy-N-[3-methyl-1-(2H-1,2,3-triazol-2-yl)butan-2-yl]benzamide2034254-52-7C16H22N4O3
- 2-(3,5-Dimethylisoxazol-4-yl)-N-(1-((tetrahydro-2H-pyran-2-yl)methyl)-1H-pyrazol-4-yl)acetamide2034228-94-7C16H22N4O3
- N-{2-[4-(Furan-2-yl)-3,5-dimethyl-1H-pyrazol-1-yl]ethyl}morpholine-4-carboxamide2034374-85-9C16H22N4O3
- 1-((5-(2-Oxopyrrolidin-1-yl)pyridin-3-yl)methyl)-3-(tetrahydro-2H-pyran-4-yl)urea2034567-54-7C16H22N4O3
- 1-((2-(2-Oxopyrrolidin-1-yl)pyridin-4-yl)methyl)-3-(tetrahydro-2H-pyran-4-yl)urea2034568-39-1C16H22N4O3
- N-(1-Cyanocyclopentyl)-2-{2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl}acetamide874639-84-6C16H22N4O3
- 3-tert-Butyl-1-[[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-1-methylurea915933-87-8C16H22N4O3
- N-(1-Cyanocyclohexyl)-2-(4-cyclopropyl-4-methyl-2,5-dioxoimidazolidin-1-yl)acetamide1172078-37-3C16H22N4O3
- tert-Butyl 3-(3-(2H-tetrazol-5-yl)phenethoxy)propanoate1201640-69-8C16H22N4O3
- Benzyl (3-(2-(dimethylamino)ethoxy)-1-methyl-1H-pyrazol-5-yl)carbamate1428776-32-2C16H22N4O3
- Ethyl 2-(4-{2-cyano-2-[(propan-2-yl)carbamoyl]eth-1-en-1-yl}-3,5-dimethyl-1H-pyrazol-1-yl)acetate1445771-24-3C16H22N4O3
- tert-Butyl 6-cyano-5,6-dihydrospiro[imidazo[2,1-c][1,4]oxazine-8,4'-piperidine]-1'-carboxylate1823776-59-5C16H22N4O3
- N-(2-Methyl-6-morpholin-4-ylpyridin-3-yl)-3-(prop-2-enoylamino)propanamide2198506-38-4C16H22N4O3
- N-Ethyl-N-[2-[4-[methyl(methylcarbamoyl)amino]anilino]-2-oxoethyl]prop-2-enamide2361810-91-3C16H22N4O3
- 6-Cyano-N-[[(3S,5R)-3-(hydroxymethyl)-4,5-dimethylmorpholin-3-yl]methyl]-2-methylpyridine-3-carboxamide2411180-37-3C16H22N4O3
- tert-Butyl 7-(but-2-ynoylamino)-4,6,7,8-tetrahydropyrazolo[1,5-a][1,4]diazepine-5-carboxylate2411279-55-3C16H22N4O3
- Methyl (E)-4-[[1-(6-ethylpyrimidin-4-yl)piperidin-3-yl]amino]-4-oxobut-2-enoate2411336-84-8C16H22N4O3
- 4-{[1-(1-Acetylpiperidin-4-yl)azetidin-3-yl]oxy}pyridine-2-carboxamide2640829-24-7C16H22N4O3
- 5-(1-Boc-piperidin-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4(3H)-one3028297-69-7C16H22N4O3
- (R)-tert-Butyl (1-hydrazinyl-3-(1H-indol-3-yl)-1-oxopropan-2-yl)carbamate1167425-87-7C16H22N4O3
- 2-[4-(4-Nitrophenyl)piperazin-1-yl]-1-pyrrolidin-1-ylethanone1007869-78-4C16H22N4O3
- 1,3-Dicyclohexyl-5-diazonio-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-olate116418-82-7C16H22N4O3
Frequently asked questions
What is the molar mass of C16H22N4O3?
The molar mass of C16H22N4O3 is 318.38 g/mol, calculated from standard atomic weights for 16 carbon atoms, 22 hydrogen atoms, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 318.1692 Da.
How many compounds have the formula C16H22N4O3?
CompoundList lists 164 compounds with the molecular formula C16H22N4O3, including Tomelukast, 6-Amino-1-butyl-5-{[(2-methoxyphenyl)methyl]amino}-1,2,3,4-tetrahydropyrimidine-2,4-dione, Kfm 19. 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 C16H22N4O3?
C16H22N4O3 has a degree of unsaturation of 8. 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.