Molecular formula
C16H18ClN3O3
85 compounds have this formula on CompoundList.
- Molar mass
- 335.79g/mol
- Monoisotopic mass
- 335.1037Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 9
The formula C16H18ClN3O3 describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 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 × 1657.23%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 185.40%1.008 × 18 = 18.144 g/mol
- Cl Chlorine × 110.56%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 312.51%14.007 × 3 = 42.021 g/mol
- O Oxygen × 314.29%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C16H18ClN3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 85 of 85 compounds
![N-(4-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide chemical structure, C16H18ClN3O3, CAS 731781-51-4](/s/CMHQMPIBGIJPST-UHFFFAOYSA-N.svg)
N-(4-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide
CAS 731781-51-4C16H18ClN3O3
![N-(2-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide chemical structure, C16H18ClN3O3, CAS 868269-88-9](/s/QQQMIFXVLOVYGG-UHFFFAOYSA-N.svg)
N-(2-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide
CAS 868269-88-9C16H18ClN3O3
![3-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-N-(oxolan-2-ylmethyl)propanamide chemical structure, C16H18ClN3O3, CAS 831234-00-5](/s/OANMTZJIXZDYMQ-UHFFFAOYSA-N.svg)
3-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-N-(oxolan-2-ylmethyl)propanamide
CAS 831234-00-5C16H18ClN3O3
5-(4-Chlorophenyl)-N-(2-morpholinoethyl)isoxazole-3-carboxamide
CAS 909090-75-1C16H18ClN3O3
![3-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-N-(oxolan-2-ylmethyl)propanamide chemical structure, C16H18ClN3O3, CAS 876714-64-6](/s/CXIDZNWPVGYUAB-UHFFFAOYSA-N.svg)
3-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-N-(oxolan-2-ylmethyl)propanamide
CAS 876714-64-6C16H18ClN3O3
![4-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-morpholin-4-ylbutan-1-one chemical structure, C16H18ClN3O3, CAS 833436-33-2](/s/WUJPBBOHMBUQEC-UHFFFAOYSA-N.svg)
4-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-morpholin-4-ylbutan-1-one
CAS 833436-33-2C16H18ClN3O3
![4-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-morpholin-4-ylbutan-1-one chemical structure, C16H18ClN3O3, CAS 876723-29-4](/s/YHMHRHCKHYQBGN-UHFFFAOYSA-N.svg)
4-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-morpholin-4-ylbutan-1-one
CAS 876723-29-4C16H18ClN3O3
N-(5-Chloro-2-morpholin-4-ylphenyl)-3,5-dimethyl-1,2-oxazole-4-carboxamide
CAS 848246-03-7C16H18ClN3O3
Ethyl 4-(5-chloro-1H-indole-2-carbonyl)piperazine-1-carboxylate
CAS 904262-97-1C16H18ClN3O3
![N-[(3-Chlorophenyl)methyl]-2-(2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl)acetamide chemical structure, C16H18ClN3O3, CAS 762249-00-3](/s/KRPIAWZOZIWZAB-UHFFFAOYSA-N.svg)
N-[(3-Chlorophenyl)methyl]-2-(2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl)acetamide
CAS 762249-00-3C16H18ClN3O3
![1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 6-chloropyridine-3-carboxylate chemical structure, C16H18ClN3O3, CAS 1031100-27-2](/s/BWJLVPNFPUKUNN-UHFFFAOYSA-N.svg)
1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 6-chloropyridine-3-carboxylate
CAS 1031100-27-2C16H18ClN3O3
![1-[1-(3-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide chemical structure, C16H18ClN3O3, CAS 313377-78-5](/s/GRGPOSWBYRTWHW-UHFFFAOYSA-N.svg)
1-[1-(3-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide
CAS 313377-78-5C16H18ClN3O3
![1-[1-(2-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide chemical structure, C16H18ClN3O3, CAS 511515-46-1](/s/KLIVEUSSOHBTCR-UHFFFAOYSA-N.svg)
1-[1-(2-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide
CAS 511515-46-1C16H18ClN3O3
Cebaracetam
CAS 113957-09-8C16H18ClN3O3
![N-(3-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide chemical structure, C16H18ClN3O3, CAS 522627-97-0](/s/GHYBTHYKASJMFE-UHFFFAOYSA-N.svg)
N-(3-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide
CAS 522627-97-0C16H18ClN3O3
![4-(2-Chlorophenyl)-6-(3-methoxypropyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione chemical structure, C16H18ClN3O3, CAS 899736-24-4](/s/RTEGDVYCVMDDJL-UHFFFAOYSA-N.svg)
4-(2-Chlorophenyl)-6-(3-methoxypropyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione
CAS 899736-24-4C16H18ClN3O3
![N-(3-Chloro-4-methylphenyl)-2-{2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl}acetamide chemical structure, C16H18ClN3O3, CAS 930982-15-3](/s/QHJIDUJLVFOROC-UHFFFAOYSA-N.svg)
N-(3-Chloro-4-methylphenyl)-2-{2,4-dioxo-1,3-diazaspiro[4.4]nonan-3-yl}acetamide
CAS 930982-15-3C16H18ClN3O3
![8-(2-Chlorobenzoyl)-1,3-dimethyl-1,3,8-triazaspiro[4.5]decane-2,4-dione chemical structure, C16H18ClN3O3, CAS 1040672-37-4](/s/LJIIHQRXUXWDBZ-UHFFFAOYSA-N.svg)
8-(2-Chlorobenzoyl)-1,3-dimethyl-1,3,8-triazaspiro[4.5]decane-2,4-dione
CAS 1040672-37-4C16H18ClN3O3
3-Quinolinecarboxylic acid, 1,4-dihydro-6-chloro-1-ethyl-4-oxo-7-(1-piperazinyl)-
CAS 67681-84-9C16H18ClN3O3
![4-{[(6-Chloro-1,3,4,9-tetrahydro-2H-beta-carbolin-2-yl)carbonyl]amino}butanoic acid chemical structure, C16H18ClN3O3, CAS 951996-42-2](/s/GHMZBEKHUPNBSA-UHFFFAOYSA-N.svg)
4-{[(6-Chloro-1,3,4,9-tetrahydro-2H-beta-carbolin-2-yl)carbonyl]amino}butanoic acid
CAS 951996-42-2C16H18ClN3O3
![1-[1-(4-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide chemical structure, C16H18ClN3O3, CAS 311334-86-8](/s/ZZSYXAOCFZSCBG-UHFFFAOYSA-N.svg)
1-[1-(4-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide
CAS 311334-86-8C16H18ClN3O3
![1-{2-[4-(2-Chlorophenyl)piperazin-1-yl]-2-oxoethyl}pyrrolidine-2,5-dione chemical structure, C16H18ClN3O3, CAS 1337926-16-5](/s/MRAWHWIVRXDZQZ-UHFFFAOYSA-N.svg)
1-{2-[4-(2-Chlorophenyl)piperazin-1-yl]-2-oxoethyl}pyrrolidine-2,5-dione
CAS 1337926-16-5C16H18ClN3O3
Norfloxacin EP impurity E
CAS 75001-78-4C16H18ClN3O3
![(2R,6S)-4-{4-[5-(Chloromethyl)-1,2,4-oxadiazol-3-yl]benzoyl}-2,6-dimethylmorpholine chemical structure, C16H18ClN3O3, CAS 1186662-45-2](/s/KGBJFFJRVIQYJU-PHIMTYICSA-N.svg)
(2R,6S)-4-{4-[5-(Chloromethyl)-1,2,4-oxadiazol-3-yl]benzoyl}-2,6-dimethylmorpholine
CAS 1186662-45-2C16H18ClN3O3
- 3-Chloro-1-(4-methoxyphenyl)-4-(4-methylpiperazin-1-yl)pyrrole-2,5-dione303034-60-8C16H18ClN3O3
- 4-(4-Chlorophenyl)-2-{[3-(1H-imidazol-1-yl)propyl]amino}-4-oxobutanoic acid1214797-41-7C16H18ClN3O3
- 8-Chloro-4-hydroxy-N-[2-(morpholin-4-yl)ethyl]quinoline-3-carboxamide1630905-91-7C16H18ClN3O3
- 2-(2-Chloro-6-methoxy-4-{[(4-pyridinylmethyl)amino]methyl}phenoxy)acetamide879471-15-5C16H18ClN3O3
- 6-Chloro-4-hydroxy-N-[2-(morpholin-4-yl)ethyl]quinoline-3-carboxamide1630823-62-9C16H18ClN3O3
- 2-[3-(4-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]-N-(3-methoxypropyl)acetamide898207-47-1C16H18ClN3O3
- 5-Chloro-N-(5-cyclohexyl-1,3,4-oxadiazol-2-yl)-2-methoxybenzamide1171144-97-0C16H18ClN3O3
- N1-(2-chlorobenzyl)-N2-(2-hydroxy-2-(1-methyl-1H-pyrrol-2-yl)ethyl)oxalamide1396854-80-0C16H18ClN3O3
- (4-((3-Chloropyridin-2-yl)oxy)piperidin-1-yl)(3,5-dimethylisoxazol-4-yl)methanone1448064-07-0C16H18ClN3O3
- 7-Chloro-4-hydroxy-N-[2-(morpholin-4-yl)ethyl]quinoline-3-carboxamide1630905-47-3C16H18ClN3O3
- Ethyl (4-{[(3-chlorophenyl)carbonyl]amino}-3,5-dimethyl-1H-pyrazol-1-yl)acetate956360-34-2C16H18ClN3O3
- Azulenecarboxamide, 1-(N-methylpiperazinyl)-3-nitro-, hydrochloride54805-28-6C16H18ClN3O3
- 2-(2-Chloro-6-methoxy-4-{[(3-pyridinylmethyl)amino]methyl}phenoxy)acetamide875001-90-4C16H18ClN3O3
- 5-Chloro-2-methoxy-N-[1-(oxan-4-yl)-1H-pyrazol-4-yl]benzamide1448123-56-5C16H18ClN3O3
- N-{[3-(4-Chlorophenyl)-5-isoxazolyl]methyl}-2-morpholinoacetamide478043-47-9C16H18ClN3O3
- 3-(2-Chlorophenyl)-6-(2,6-dimethylmorpholino)pyrimidine-2,4(1H,3H)-dione847398-21-4C16H18ClN3O3
- N-(2-Chlorobenzyl)-3-(3,6-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)propanamide1105229-99-9C16H18ClN3O3
- N-(3-Chloro-2-methylphenyl)-3-(3,6-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)propanamide1105207-62-2C16H18ClN3O3
- 2-(4-Chloro-3,5-dimethylphenoxy)-N-(2-(6-oxopyridazin-1(6H)-yl)ethyl)acetamide1203141-64-3C16H18ClN3O3
- 2-[3-(2-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]-N-(3-methoxypropyl)acetamide1246047-30-2C16H18ClN3O3
- 2-(4-Chlorophenyl)-N-(2,4-diethoxypyrimidin-5-yl)acetamide1448056-29-8C16H18ClN3O3
- 5-Chloro-2-methoxy-N-((1-methyl-1,4,6,7-tetrahydropyrano[4,3-c]pyrazol-3-yl)methyl)benzamide1797015-88-3C16H18ClN3O3
- 6-Chloro-4-((1S,2S)-2,3-dihydroxy-1-phenylpropylamino)-N-methylnicotinamide1609545-77-8C16H18ClN3O3
- 4-(4-Chlorophenyl)-6-(3-methoxypropyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione941872-95-3C16H18ClN3O3
- 2-(4-Acetyl-3,5-dimethyl-1H-pyrazol-1-yl)-N-(5-chloro-2-methoxyphenyl)acetamide1019101-20-2C16H18ClN3O3
- 8-(3-Chlorobenzoyl)-1,3-dimethyl-1,3,8-triazaspiro[4.5]decane-2,4-dione1040672-45-4C16H18ClN3O3
- 2-[(7-Chloro-2,3-dihydro-1,4-benzodioxin-6-yl)amino]-N-(1-cyano-1-cyclopropylethyl)acetamide1197644-61-3C16H18ClN3O3
- Methyl 5-chloro-2-({[(1-cyanocyclopentyl)carbamoyl]methyl}amino)benzoate1252479-89-2C16H18ClN3O3
- 2-(4-Chlorophenoxy)-N-(1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)acetamide1448043-43-3C16H18ClN3O3
- 5-Chloro-1-[2-(4-methyl-1-piperazinyl)-2-oxoethyl]-1H-indole-3-carboxylic acid1607494-50-7C16H18ClN3O3
- (3-((5-Chloropyrimidin-2-yl)oxy)piperidin-1-yl)(2,5-dimethylfuran-3-yl)methanone2034632-88-5C16H18ClN3O3
- 3-{1-[3-(4-Chloro-3-methylphenyl)propanoyl]azetidin-3-yl}imidazolidine-2,4-dione2034268-97-6C16H18ClN3O3
- 2-(2-Chlorophenyl)-N-((3-(tetrahydro-2H-pyran-4-yl)-1,2,4-oxadiazol-5-yl)methyl)acetamide2034462-44-5C16H18ClN3O3
- 3-{1-[2-(2-Chlorophenyl)acetyl]piperidin-4-yl}imidazolidine-2,4-dione2319809-96-4C16H18ClN3O3
- 2-(4-Chlorophenoxy)-2-methyl-N-[2-(2-oxo-1,2-dihydropyrimidin-1-yl)ethyl]propanamide2189499-30-5C16H18ClN3O3
- tert-Butyl 4-chloro-2-(6-hydroxypyrimidin-4-yl)benzylcarbamate1802434-17-8C16H18ClN3O3
- 8-[2-(4-Chlorophenyl)acetyl]-3-methyl-1,3,8-triazaspiro[4.5]decane-2,4-dione1021262-00-9C16H18ClN3O3
- 2-[(7-Chloro-2,3-dihydro-1,4-benzodioxin-6-yl)amino]-N-(1-cyanocyclopentyl)acetamide1197760-00-1C16H18ClN3O3
- Methyl 2-chloro-5-({[(1-cyanocyclopentyl)carbamoyl]methyl}amino)benzoate1208782-43-7C16H18ClN3O3
- N-[(5-Chloropyrazin-2-yl)methyl]-2-[4-(2-methoxyethoxy)phenyl]acetamide2094596-07-1C16H18ClN3O3
- N-[(3-Chloropyrazin-2-yl)methyl]-2-[4-(2-methoxyethoxy)phenyl]acetamide2189106-97-4C16H18ClN3O3
- 2-Chloro-N-[1-(2-morpholin-4-yl-2-oxoethyl)indol-5-yl]acetamide2411249-44-8C16H18ClN3O3
- Methyl 3-chloro-4-[[1-[(1-methylpyrazol-4-yl)methyl]aziridin-2-yl]methoxy]benzoate2418648-14-1C16H18ClN3O3
- 3-Chloro-4-{[1-(5-methyl-1,2-oxazole-4-carbonyl)piperidin-4-yl]methoxy}pyridine2640878-15-3C16H18ClN3O3
- 6-Chloro-2-[2-(pyrrolidine-1-carbonyl)morpholin-4-yl]-1,3-benzoxazole2640898-29-7C16H18ClN3O3
- 5-Chloro-2-[2-(pyrrolidine-1-carbonyl)morpholin-4-yl]-1,3-benzoxazole2640966-79-4C16H18ClN3O3
- tert-Butyl 10-chloro-5-oxo-1,4,5,6-tetrahydropyrido[3,4-c][1,8]naphthyridine-3(2H)-carboxylate1234175-08-6C16H18ClN3O3
- tert-Butyl 10-chloro-5-oxo-3,4,5,6-tetrahydropyrido[4,3-c][1,8]naphthyridine-2(1H)-carboxylate1234175-09-7C16H18ClN3O3
- 6-Chloro-3-[3-(3-hydroxy-2-piperidinyl)-2-oxopropyl]-4(3H)-quinazolinone17518-78-4C16H18ClN3O3
- 6-Chloro-2-[3-(morpholine-4-carbonyl)pyrrolidin-1-yl]-1,3-benzoxazole2877691-99-9C16H18ClN3O3
- 5-Chloro-2-[3-(morpholine-4-carbonyl)pyrrolidin-1-yl]-1,3-benzoxazole2877637-53-9C16H18ClN3O3
- 4-Chloro-N-(2-cyanoethyl)-N-cyclohexyl-3-nitrobenzamide648409-34-1C16H18ClN3O3
- 4-Chloro-1-{[1-(3,4-dimethoxybenzoyl)azetidin-3-yl]methyl}-1H-pyrazole2549054-38-6C16H18ClN3O3
- 4-Chloro-1-{[1-(2,4-dimethoxybenzoyl)azetidin-3-yl]methyl}-1H-pyrazole2549051-26-3C16H18ClN3O3
- tert-Butyl (1-(7-chloro-4-oxo-3,4-dihydrophthalazin-1-yl)cyclopropyl)carbamate2836222-86-5C16H18ClN3O3
- tert-Butyl N-[2-(4-chlorocinnolin-3-yl)-1-oxopropan-2-yl]carbamate2228498-21-1C16H18ClN3O3
- tert-Butyl N-[1-(4-chlorocinnolin-3-yl)-2-oxoethyl]-N-methylcarbamate2228189-30-6C16H18ClN3O3
- Benzyl N-(6-chloropyrimidin-4-yl)-N-(1-hydroxybutan-2-yl)carbamate2680684-08-4C16H18ClN3O3
- 3-Chloro-1-[4-(dimethylamino)phenyl]-4-morpholin-4-ylpyrrole-2,5-dione2117996-80-0C16H18ClN3O3
- 3-Chloro-1-[3-(dimethylamino)phenyl]-4-morpholin-4-ylpyrrole-2,5-dione2118050-02-3C16H18ClN3O3
- Benzyl 4-(5-(chloromethyl)-1,2,4-oxadiazol-3-yl)piperidine-1-carboxylate1824008-72-1C16H18ClN3O3
Frequently asked questions
What is the molar mass of C16H18ClN3O3?
The molar mass of C16H18ClN3O3 is 335.79 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 335.1037 Da.
How many compounds have the formula C16H18ClN3O3?
CompoundList lists 85 compounds with the molecular formula C16H18ClN3O3, including N-(4-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide, N-(2-Chlorophenyl)-2-(2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide, 3-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-N-(oxolan-2-ylmethyl)propanamide. 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 C16H18ClN3O3?
C16H18ClN3O3 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.