Molecular formula
C18H20ClN3O4S
54 compounds have this formula on CompoundList.
- Molar mass
- 409.88g/mol
- Monoisotopic mass
- 409.0863Da
- Atoms
- 47
- Elements
- 6
- Rings plus double bonds
- 10
The formula C18H20ClN3O4S describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur 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 × 1852.75%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 204.92%1.008 × 20 = 20.160 g/mol
- Cl Chlorine × 18.65%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 310.25%14.007 × 3 = 42.021 g/mol
- O Oxygen × 415.61%15.999 × 4 = 63.996 g/mol
- S Sulfur × 17.82%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H20ClN3O4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 54 of 54 compounds
![6-Chloro-N-[4-methoxy-3-(piperidine-1-sulfonyl)phenyl]pyridine-3-carboxamide chemical structure, C18H20ClN3O4S, CAS 847773-58-4](/s/UZDWKAZJQCWODO-UHFFFAOYSA-N.svg)
6-Chloro-N-[4-methoxy-3-(piperidine-1-sulfonyl)phenyl]pyridine-3-carboxamide
CAS 847773-58-4C18H20ClN3O4S
![6-Chloro-N-[2-methoxy-5-(piperidine-1-sulfonyl)phenyl]pyridine-3-carboxamide chemical structure, C18H20ClN3O4S, CAS 847938-52-7](/s/VLUFFDDTCQLJLF-UHFFFAOYSA-N.svg)
6-Chloro-N-[2-methoxy-5-(piperidine-1-sulfonyl)phenyl]pyridine-3-carboxamide
CAS 847938-52-7C18H20ClN3O4S
![N-(6,7-Dihydro-[1,4]dioxino[2',3':4,5]benzo[1,2-d]thiazol-2-yl)-N-(2-(dimethylamino)ethyl)furan-2-carboxamide hydrochloride chemical structure, C18H20ClN3O4S, CAS 1177638-33-3](/s/FPPBVLHOOOHPKE-UHFFFAOYSA-N.svg)
N-(6,7-Dihydro-[1,4]dioxino[2',3':4,5]benzo[1,2-d]thiazol-2-yl)-N-(2-(dimethylamino)ethyl)furan-2-carboxamide hydrochloride
CAS 1177638-33-3C18H20ClN3O4S
![N-([1,3]Dioxolo[4',5':4,5]benzo[1,2-d]thiazol-6-yl)-N-(3-(dimethylamino)propyl)furan-2-carboxamide hydrochloride chemical structure, C18H20ClN3O4S, CAS 1177857-54-3](/s/KXWVPJCZEVHYBE-UHFFFAOYSA-N.svg)
N-([1,3]Dioxolo[4',5':4,5]benzo[1,2-d]thiazol-6-yl)-N-(3-(dimethylamino)propyl)furan-2-carboxamide hydrochloride
CAS 1177857-54-3C18H20ClN3O4S
![2-(2,3-Dihydro-1,4-benzodioxine-2-amido)-6-methyl-4H,5H,6H,7H-thieno[2,3-c]pyridine-3-carboxamide hydrochloride chemical structure, C18H20ClN3O4S, CAS 1135216-18-0](/s/QTKDJRXONAIJON-UHFFFAOYSA-N.svg)
2-(2,3-Dihydro-1,4-benzodioxine-2-amido)-6-methyl-4H,5H,6H,7H-thieno[2,3-c]pyridine-3-carboxamide hydrochloride
CAS 1135216-18-0C18H20ClN3O4S
4-(4-Chloro-2-nitrophenyl)-2-methyl-1-(4-methylphenyl)sulfonylpiperazine
CAS 433330-22-4C18H20ClN3O4S
![1-((4-Chlorophenyl)sulfonyl)-N-(5,6-dihydro-4H-cyclopenta[c]isoxazol-3-yl)piperidine-4-carboxamide chemical structure, C18H20ClN3O4S, CAS 941879-26-1](/s/HPGXACCCUVDOFI-UHFFFAOYSA-N.svg)
1-((4-Chlorophenyl)sulfonyl)-N-(5,6-dihydro-4H-cyclopenta[c]isoxazol-3-yl)piperidine-4-carboxamide
CAS 941879-26-1C18H20ClN3O4S
5-Chloro-N-((2R)-2-hydroxy-3-((4-(3-oxo-4-morpholinyl)phenyl)amino)propyl)-2-thiophenecarboxamide
CAS 721401-53-2C18H20ClN3O4S
(4S)-2-((3-(2-Chlorophenyl)-5-methylisoxazole-4-carboxamido)methyl)-5,5-dimethylthiazolidine-4-carboxylic acid
CAS 1642559-64-5C18H20ClN3O4S
4-(2-Chloro-4-nitrophenyl)-2-methyl-1-(4-methylphenyl)sulfonylpiperazine
CAS 430452-76-9C18H20ClN3O4S
1-(4-Chloro-2,5-dimethylphenyl)sulfonyl-4-(4-nitrophenyl)piperazine
CAS 669749-27-3C18H20ClN3O4S
![N-(3-Chlorophenyl)-2-[2-oxo-5-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide chemical structure, C18H20ClN3O4S, CAS 1251593-55-1](/s/IXUCDZKLPIDUAM-UHFFFAOYSA-N.svg)
N-(3-Chlorophenyl)-2-[2-oxo-5-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide
CAS 1251593-55-1C18H20ClN3O4S
1-(2-Chloro-5-nitrobenzenesulfonyl)-4-(2,6-dimethylphenyl)piperazine
CAS 1043690-22-7C18H20ClN3O4S
1-(5-Chloro-2-methoxyphenyl)-3-(1-(methylsulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)urea
CAS 1203044-45-4C18H20ClN3O4S
1-(5-Chloro-2-methoxyphenyl)-3-(5-(1,1-dioxidoisothiazolidin-2-yl)-2-methylphenyl)urea
CAS 1203177-82-5C18H20ClN3O4S
![N-(3-Chloro-2-methylphenyl)-2-[2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide chemical structure, C18H20ClN3O4S, CAS 1251705-15-3](/s/GDLXUDXHYNRIKF-UHFFFAOYSA-N.svg)
N-(3-Chloro-2-methylphenyl)-2-[2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide
CAS 1251705-15-3C18H20ClN3O4S
(3-(2-Chlorophenyl)-5-methylisoxazol-4-yl)(4-(cyclopropylsulfonyl)piperazin-1-yl)methanone
CAS 1219905-87-9C18H20ClN3O4S
N-(4-((4-((3-Chloropyridin-2-yl)oxy)piperidin-1-yl)sulfonyl)phenyl)acetamide
CAS 1448037-54-4C18H20ClN3O4S
1-(3-Chloro-4-methylphenyl)-4-(2-methyl-5-nitrobenzenesulfonyl)piperazine
CAS 681844-34-8C18H20ClN3O4S
![N-(3-Chloro-4-methylphenyl)-2-[2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide chemical structure, C18H20ClN3O4S, CAS 1251608-71-5](/s/JQNBEOZIAIYISK-UHFFFAOYSA-N.svg)
N-(3-Chloro-4-methylphenyl)-2-[2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide
CAS 1251608-71-5C18H20ClN3O4S
![N-(4-Chlorobenzyl)-2-[2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide chemical structure, C18H20ClN3O4S, CAS 1251608-82-8](/s/YQISCSIPCLMYCS-UHFFFAOYSA-N.svg)
N-(4-Chlorobenzyl)-2-[2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide
CAS 1251608-82-8C18H20ClN3O4S
![N-[(2-Chlorophenyl)methyl]-2-(2-oxo-5-pyrrolidin-1-ylsulfonylpyridin-1-yl)acetamide chemical structure, C18H20ClN3O4S, CAS 1251673-43-4](/s/KMXNXMUAMVGDEV-UHFFFAOYSA-N.svg)
N-[(2-Chlorophenyl)methyl]-2-(2-oxo-5-pyrrolidin-1-ylsulfonylpyridin-1-yl)acetamide
CAS 1251673-43-4C18H20ClN3O4S
N1-(4-((4-chlorophenyl)sulfonyl)-2-(furan-2-yl)oxazol-5-yl)-N3,N3-dimethylpropane-1,3-diamine
CAS 862794-52-3C18H20ClN3O4S
1-(4-Chloro-3-(1,1-dioxidoisothiazolidin-2-yl)phenyl)-3-(2-ethoxyphenyl)urea
CAS 1203391-16-5C18H20ClN3O4S
- N-(5-Chloro-2-methylphenyl)-2-[2-oxo-3-(pyrrolidine-1-sulfonyl)-1,2-dihydropyridin-1-yl]acetamide1251595-18-2C18H20ClN3O4S
- N-(4-Chlorophenyl)-2-(2-oxo-3-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl)acetamide1251705-17-5C18H20ClN3O4S
- N-(2-Chlorophenyl)-2-[2-oxo-5-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl]acetamide1251609-20-7C18H20ClN3O4S
- 2-[Acetyl(tetrahydrofuran-2-ylmethyl)amino]-N-(5-chloro-2-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxamide1224129-69-4C18H20ClN3O4S
- Rivaroxaban impurity 741325210-62-5C18H20ClN3O4S
- N-[(4-Chlorophenyl)methyl]-2-(2-oxo-5-pyrrolidin-1-ylsulfonylpyridin-1-yl)acetamide1251685-03-6C18H20ClN3O4S
- Methyl 4-((3-carbamoyl-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridin-2-yl)carbamoyl)benzoate hydrochloride1215552-97-8C18H20ClN3O4S
- N-(3-Chloro-4-methoxyphenyl)-5-cyclopropyl-1-(1,1-dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-3-carboxamide1019096-18-4C18H20ClN3O4S
- 1-(4-Chlorobenzyl)-3-(5-(1,1-dioxidoisothiazolidin-2-yl)-2-methoxyphenyl)urea1202998-53-5C18H20ClN3O4S
- 1-(2-Chloropyridin-3-yl)sulfonyl-N-phenylmethoxypiperidine-4-carboxamide1111441-61-2C18H20ClN3O4S
- 2-Chloro-N-[1-(4-methoxybenzenesulfonyl)piperidin-4-yl]pyridine-3-carboxamide1119213-06-7C18H20ClN3O4S
- 2-Chloro-N-[4-(2,6-dimethylmorpholin-4-yl)sulfonylphenyl]pyridine-4-carboxamide1111489-44-1C18H20ClN3O4S
- N-(3-Chloro-4-methoxyphenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide1040665-17-5C18H20ClN3O4S
- 5-[4-(3-Chlorophenyl)piperazine-1-carbonyl]-N-cyclopropylfuran-2-sulfonamide1172889-88-1C18H20ClN3O4S
- 2-(2-(Benzo[d][1,3]dioxol-5-yl)acetamido)-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride1329626-14-3C18H20ClN3O4S
- Methyl 5-[(4-benzylpiperazin-1-yl)sulfonyl]-6-chloropyridine-3-carboxylate1210194-23-2C18H20ClN3O4S
- N-(2-Chlorophenyl)-2-(2-oxo-3-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl)acetamide1251595-23-9C18H20ClN3O4S
- N-(3-Chlorophenyl)-2-(2-oxo-3-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl)acetamide1251568-68-9C18H20ClN3O4S
- N-(4-Chlorophenyl)-2-[2-oxo-5-(piperidine-1-sulfonyl)-1,2-dihydropyridin-1-yl]acetamide1251631-06-7C18H20ClN3O4S
- 2-(4-Chlorophenoxy)-N-(1,3-dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2-methylpropanamide2034483-13-9C18H20ClN3O4S
- (7-(2-Chlorophenyl)-1,1-dioxido-1,4-thiazepan-4-yl)(6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazin-2-yl)methanone2034609-45-3C18H20ClN3O4S
- Rivaroxaban ethylamino analog2484747-45-5C18H20ClN3O4S
- 2-Chloro-N-[4-ethoxy-3-(pyrrolidine-1-sulfonyl)phenyl]pyridine-3-carboxamide1118803-82-9C18H20ClN3O4S
- N-[4-Chloro-2-(1-piperazinylcarbonyl)phenyl]-4-methoxybenzenesulfonamide870532-63-1C18H20ClN3O4S
- 3-(2-(3-((4-Chlorophenyl)sulfonyl)pyrrolidin-1-yl)-2-oxoethyl)-5,6-dimethylpyrimidin-4(3H)-one1797966-15-4C18H20ClN3O4S
- 5-Chloro-N-(2-hydroxy-3-((4-(3-oxomorpholino)phenyl)amino)propyl)thiophene-2-carboxamide482305-98-6C18H20ClN3O4S
- {5-[4-(5-Chloropyridin-2-yl)piperazine-1-sulfonyl]-2-methylphenyl}acetic acid866785-84-4C18H20ClN3O4S
- Benzyl 3-[(chlorosulfonyl)methyl]-2-cyclopropyl-5H,6H,7H,8H-imidazo[1,2-a]pyrazine-7-carboxylate2060038-30-2C18H20ClN3O4S
- 4-{[1-(2-Chlorobenzenesulfonyl)piperidin-4-yl]methoxy}pyridine-2-carboxamide2877640-99-6C18H20ClN3O4S
- 2-(2,6-Dioxopiperidin-3-yl)-5-(piperidin-4-ylsulfanyl)-2,3-dihydro-1H-isoindole-1,3-dione hydrochloride3028141-28-5C18H20ClN3O4S
Frequently asked questions
What is the molar mass of C18H20ClN3O4S?
The molar mass of C18H20ClN3O4S is 409.88 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 409.0863 Da.
How many compounds have the formula C18H20ClN3O4S?
CompoundList lists 54 compounds with the molecular formula C18H20ClN3O4S, including 6-Chloro-N-[4-methoxy-3-(piperidine-1-sulfonyl)phenyl]pyridine-3-carboxamide, 6-Chloro-N-[2-methoxy-5-(piperidine-1-sulfonyl)phenyl]pyridine-3-carboxamide, N-(6,7-Dihydro-[1,4]dioxino[2',3':4,5]benzo[1,2-d]thiazol-2-yl)-N-(2-(dimethylamino)ethyl)furan-2-carboxamide hydrochloride. 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 C18H20ClN3O4S?
C18H20ClN3O4S 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.