Molecular formula
C20H18ClN3O4S
70 compounds have this formula on CompoundList.
- Molar mass
- 431.89g/mol
- Monoisotopic mass
- 431.0707Da
- Atoms
- 47
- Elements
- 6
- Rings plus double bonds
- 13
The formula C20H18ClN3O4S describes a molecule made of 20 carbon atoms, 18 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 × 2055.62%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 184.20%1.008 × 18 = 18.144 g/mol
- Cl Chlorine × 18.21%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 39.73%14.007 × 3 = 42.021 g/mol
- O Oxygen × 414.82%15.999 × 4 = 63.996 g/mol
- S Sulfur × 17.42%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C20H18ClN3O4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 70 of 70 compounds
![N-[2-(3-Chlorophenyl)-5,5-dioxido-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl]-2-(4-methoxyphenyl)acetamide chemical structure, C20H18ClN3O4S, CAS 500266-96-6](/s/UQPJIEPIJCFWDQ-UHFFFAOYSA-N.svg)
N-[2-(3-Chlorophenyl)-5,5-dioxido-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl]-2-(4-methoxyphenyl)acetamide
CAS 500266-96-6C20H18ClN3O4S
![N-[(3-Chlorophenyl)methyl]-4-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide chemical structure, C20H18ClN3O4S, CAS 688054-50-4](/s/TUZWGYUMWLYWJW-UHFFFAOYSA-N.svg)
N-[(3-Chlorophenyl)methyl]-4-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide
CAS 688054-50-4C20H18ClN3O4S
![N-[(2-Chlorophenyl)methyl]-4-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide chemical structure, C20H18ClN3O4S, CAS 688054-51-5](/s/QDAZFIGBUHDKGY-UHFFFAOYSA-N.svg)
N-[(2-Chlorophenyl)methyl]-4-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide
CAS 688054-51-5C20H18ClN3O4S
![2-[[5-(1,3-Benzodioxol-5-yloxymethyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-1-(4-chlorophenyl)ethanone chemical structure, C20H18ClN3O4S, CAS 612525-65-2](/s/HIFCCVCXGZSSFF-UHFFFAOYSA-N.svg)
2-[[5-(1,3-Benzodioxol-5-yloxymethyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-1-(4-chlorophenyl)ethanone
CAS 612525-65-2C20H18ClN3O4S
2-(4-Chlorophenoxy)-N-(3-(6-(ethylsulfonyl)pyridazin-3-yl)phenyl)acetamide
CAS 941947-10-0C20H18ClN3O4S
![N-[2-(2-Chlorophenyl)ethyl]-3-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)propanamide chemical structure, C20H18ClN3O4S, CAS 688055-16-5](/s/MSVWQKLXHWOPPZ-UHFFFAOYSA-N.svg)
N-[2-(2-Chlorophenyl)ethyl]-3-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)propanamide
CAS 688055-16-5C20H18ClN3O4S
![1-(4-Chlorophenyl)-3-[4-[(4-methoxyphenyl)sulfamoyl]phenyl]urea chemical structure, C20H18ClN3O4S, CAS 433974-63-1](/s/KRLRBOKCZVYWBT-UHFFFAOYSA-N.svg)
1-(4-Chlorophenyl)-3-[4-[(4-methoxyphenyl)sulfamoyl]phenyl]urea
CAS 433974-63-1C20H18ClN3O4S
3-Chloro-N-(2-methyl-5-morpholin-4-yl-4-nitrophenyl)-1-benzothiophene-2-carboxamide
CAS 347336-02-1C20H18ClN3O4S
![N-(2-(4-Chlorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-(4-methoxyphenyl)acetamide chemical structure, C20H18ClN3O4S, CAS 449791-67-7](/s/BXSLBDGORQXXOA-UHFFFAOYSA-N.svg)
N-(2-(4-Chlorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-(4-methoxyphenyl)acetamide
CAS 449791-67-7C20H18ClN3O4S
![2-(4-Chlorophenoxy)-N-[2-(2-methylphenyl)-5,5-dioxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]acetamide chemical structure, C20H18ClN3O4S, CAS 449786-42-9](/s/WDBWNRBZMLLAIU-UHFFFAOYSA-N.svg)
2-(4-Chlorophenoxy)-N-[2-(2-methylphenyl)-5,5-dioxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]acetamide
CAS 449786-42-9C20H18ClN3O4S
![2-(4-Chlorophenoxy)-N-(2-(4-methoxyphenyl)-5-oxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)acetamide chemical structure, C20H18ClN3O4S, CAS 958587-52-5](/s/GTPFHRUSBRXHCW-UHFFFAOYSA-N.svg)
2-(4-Chlorophenoxy)-N-(2-(4-methoxyphenyl)-5-oxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)acetamide
CAS 958587-52-5C20H18ClN3O4S
![N-(2-(3-Chlorophenyl)-5-oxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2,3-dimethoxybenzamide chemical structure, C20H18ClN3O4S, CAS 958703-75-8](/s/ULZYDYBFGBHKJU-UHFFFAOYSA-N.svg)
N-(2-(3-Chlorophenyl)-5-oxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2,3-dimethoxybenzamide
CAS 958703-75-8C20H18ClN3O4S
![N-[2-(3-Chlorophenyl)-5-oxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2,4-dimethoxybenzamide chemical structure, C20H18ClN3O4S, CAS 958703-88-3](/s/COOMBXLYTGAFBR-UHFFFAOYSA-N.svg)
N-[2-(3-Chlorophenyl)-5-oxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2,4-dimethoxybenzamide
CAS 958703-88-3C20H18ClN3O4S
![N-[2-(3-Chlorophenyl)-5-oxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-3,4-dimethoxybenzamide chemical structure, C20H18ClN3O4S, CAS 1019104-01-8](/s/PTJDUAIWVPUSJY-UHFFFAOYSA-N.svg)
N-[2-(3-Chlorophenyl)-5-oxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-3,4-dimethoxybenzamide
CAS 1019104-01-8C20H18ClN3O4S
N-(2-(1H-Indol-3-yl)ethyl)-4-chloro-3-(1,1-dioxido-3-oxoisothiazolidin-2-yl)benzamide
CAS 919660-24-5C20H18ClN3O4S
Ethyl 2-(2-(1-(2-chlorobenzyl)-2-oxo-1,2-dihydropyridine-3-carboxamido)thiazol-4-yl)acetate
CAS 946303-98-6C20H18ClN3O4S
(E)-N-(5-(4-Chlorophenyl)-1,3,4-thiadiazol-2-yl)-3-(3,4,5-trimethoxyphenyl)acrylamide
CAS 476463-57-7C20H18ClN3O4S
Methyl 3-(3-((2-chlorobenzyl)amino)-3-oxopropyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate
CAS 946253-53-8C20H18ClN3O4S
Methyl 3-(3-((4-chlorobenzyl)amino)-3-oxopropyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate
CAS 946253-55-0C20H18ClN3O4S
![N-(3-Acetylphenyl)-2-{[5-(4-chlorophenyl)-1-methyl-1H-imidazol-2-yl]sulfonyl}acetamide chemical structure, C20H18ClN3O4S, CAS 922101-21-1](/s/NGAFPACMUDEDBR-UHFFFAOYSA-N.svg)
N-(3-Acetylphenyl)-2-{[5-(4-chlorophenyl)-1-methyl-1H-imidazol-2-yl]sulfonyl}acetamide
CAS 922101-21-1C20H18ClN3O4S
2-(4-Chlorophenoxy)-N-(4-(6-(ethylsulfonyl)pyridazin-3-yl)phenyl)acetamide
CAS 921839-65-8C20H18ClN3O4S
![(2E)-3-(2-Chlorophenyl)-N-{4-[(dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}prop-2-enamide chemical structure, C20H18ClN3O4S, CAS 873307-19-8](/s/KXRNLJXSKOVTAJ-KPKJPENVSA-N.svg)
(2E)-3-(2-Chlorophenyl)-N-{4-[(dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}prop-2-enamide
CAS 873307-19-8C20H18ClN3O4S
1-(2-Chloro-4-nitrophenyl)-4-(2-naphthylsulfonyl)piperazine
CAS 347318-01-8C20H18ClN3O4S
1-(4-Chloro-2-nitrophenyl)-4-naphthalen-2-ylsulfonylpiperazine
CAS 347356-26-7C20H18ClN3O4S
- N-[2-(4-Chlorophenyl)ethyl]-3-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)propanamide688055-17-6C20H18ClN3O4S
- N-(6-Chloroquinolin-4-yl)-3-(morpholin-4-ylsulfonyl)benzamide953852-87-4C20H18ClN3O4S
- 1-(2-Chloro-6-nitrophenyl)-4-naphthalen-2-ylsulfonylpiperazine430452-60-1C20H18ClN3O4S
- N-(2-(1H-Indol-3-yl)ethyl)-2-chloro-5-(1,1-dioxido-3-oxoisothiazolidin-2-yl)benzamide919662-55-8C20H18ClN3O4S
- 4-Chloro-N-(isoquinolin-5-yl)-3-(morpholine-4-sulfonyl)benzamide1021021-18-0C20H18ClN3O4S
- N-(2-(4-Chlorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-phenoxypropanamide449791-86-0C20H18ClN3O4S
- N-(5-Chloro-2-methoxyphenyl)-2-((4-(4-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)acetamide899965-52-7C20H18ClN3O4S
- 4-(Chlorosulphonyl)-2-(2-pyridylazo)-1-naphthyl pivalate94006-33-4C20H18ClN3O4S
- 2-((4-(4-Chlorophenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(2,4-dimethoxyphenyl)acetamide899977-77-6C20H18ClN3O4S
- 2-((4-(4-Chlorophenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(3,5-dimethoxyphenyl)acetamide899966-27-9C20H18ClN3O4S
- 2-{[4-(4-Chlorophenyl)-3-oxo-3,4-dihydropyrazin-2-yl]sulfanyl}-N-(3,4-dimethoxyphenyl)acetamide899977-79-8C20H18ClN3O4S
- 1-(4-Chlorophenyl)-2-((2-methyl-5-nitrophenyl)sulfonyl)-1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazine900011-03-2C20H18ClN3O4S
- 1-(8-Chloro-4-hydroxyquinoline-3-carbonyl)-N,N-dimethylindoline-5-sulfonamide951931-05-8C20H18ClN3O4S
- 2-(4-Chlorophenyl)-N-(2-(4-methoxyphenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)acetamide893938-60-8C20H18ClN3O4S
- 2-(3-Chlorobenzenesulfonamido)-N-{[3-(pyridin-2-yloxy)phenyl]methyl}acetamide1796971-07-7C20H18ClN3O4S
- 2-({5-[(2-Chlorophenoxy)methyl]furan-2-yl}carbonyl)-N-(3-methoxyphenyl)hydrazinecarbothioamide889596-21-8C20H18ClN3O4S
- 4-Acetyl-N-(2-(3-(4-chlorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)benzenesulfonamide921554-24-7C20H18ClN3O4S
- 4-((4-Chlorophenyl)thio)-N-(5-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1,3,4-oxadiazol-2-yl)butanamide922929-47-3C20H18ClN3O4S
- 3-(3-(3-((4-Chlorophenyl)sulfonyl)azetidin-1-yl)-3-oxopropyl)quinazolin-4(3H)-one1448033-47-3C20H18ClN3O4S
- N-(2-(7-Chloro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)quinoline-8-sulfonamide1903517-41-8C20H18ClN3O4S
- Ethyl 2-[6-acetamido-2-(4-chlorobenzoyl)imino-1,3-benzothiazol-3-yl]acetate865248-46-0C20H18ClN3O4S
- (2E,NZ)-N-(6-chloro-3-(2-ethoxyethyl)benzo[d]thiazol-2(3H)-ylidene)-3-(3-nitrophenyl)acrylamide865162-52-3C20H18ClN3O4S
- N-(3-Chloro-4-methoxyphenyl)-2-{[4-(4-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl]sulfanyl}acetamide895112-17-1C20H18ClN3O4S
- 2-((4-(3-Chloro-4-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(3-methoxyphenyl)acetamide899944-13-9C20H18ClN3O4S
- N-(4-(2-((3-Chlorophenyl)amino)-2-oxoethyl)thiazol-2-yl)-3,4-dimethoxybenzamide1005295-00-0C20H18ClN3O4S
- N-(4-(2-((3-Chlorophenyl)amino)-2-oxoethyl)thiazol-2-yl)-3,5-dimethoxybenzamide921558-75-0C20H18ClN3O4S
- N-(4-(2-((4-Chlorophenyl)amino)-2-oxoethyl)thiazol-2-yl)-3,5-dimethoxybenzamide921818-51-1C20H18ClN3O4S
- 2-((4-(3-Chloro-4-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(2-methoxyphenyl)acetamide899944-16-2C20H18ClN3O4S
- 2-((4-(3-Chloro-4-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(4-methoxyphenyl)acetamide899944-19-5C20H18ClN3O4S
- N-(3-Chloro-4-methoxyphenyl)-2-((4-(2-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)acetamide899944-97-9C20H18ClN3O4S
- N-(5-Chloro-2-methoxyphenyl)-2-((4-(2-methoxyphenyl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)acetamide899759-37-6C20H18ClN3O4S
- Methyl 3-({[2-(4-chlorophenyl)ethyl]carbamoyl}methyl)-4-oxo-2-sulfanylidene-1,2,3,4-tetrahydroquinazoline-7-carboxylate1021225-59-1C20H18ClN3O4S
- 4-Chloro-N-(4-{[(2,5-dimethoxyphenyl)carbamoyl]methyl}-1,3-thiazol-2-yl)benzamide921585-12-8C20H18ClN3O4S
- 4-Chloro-N-(4-{[(3,4-dimethoxyphenyl)carbamoyl]methyl}-1,3-thiazol-2-yl)benzamide921791-40-4C20H18ClN3O4S
- 2-Chloro-N-[3-(morpholine-4-sulfonyl)phenyl]quinoline-4-carboxamide1118799-37-3C20H18ClN3O4S
- 5-Chloro-N-[4-methoxy-3-(4-methoxyphenoxy)phenyl]-2-methylsulfanylpyrimidine-4-carboxamide1090628-27-5C20H18ClN3O4S
- N-(2-(4-Chlorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-(p-tolyloxy)acetamide893929-88-9C20H18ClN3O4S
- N-(2-(3-Chlorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-(p-tolyloxy)acetamide893932-60-0C20H18ClN3O4S
- 5-Chloro-N-(4-(6-(ethylsulfonyl)pyridazin-3-yl)phenyl)-2-methoxybenzamide921587-22-6C20H18ClN3O4S
- 2-Chloro-N-[4-(morpholine-4-sulfonyl)phenyl]quinoline-4-carboxamide873209-15-5C20H18ClN3O4S
- 2-{[4-(3-Chlorophenyl)-3-oxo-3,4-dihydropyrazin-2-yl]sulfanyl}-N-(2,4-dimethoxyphenyl)acetamide895105-59-6C20H18ClN3O4S
- N-[(1,3-Dioxaindan-5-yl)methyl]-4-(3-chloro-4-hydroxyphenyl)-6-methyl-2-sulfanylidene-1,2,3,4-tetrahydropyrimidine-5-carboxamide2416243-10-0C20H18ClN3O4S
- 4-[[(2-Chlorophenyl)sulfonyl-(pyridin-3-ylmethyl)amino]methyl]-N-hydroxybenzamide3028442-70-5C20H18ClN3O4S
- Linvemastat hydrochloride2999669-29-1C20H18ClN3O4S
- 3-[4-[(2-Chlorophenyl)methoxy]-3-methoxyphenyl]-2-[(3-methyl-1H-1,2,4-triazol-5-yl)thio]-2-propenoic acid843618-97-3C20H18ClN3O4S
- 2-{[4-(3-Chlorophenyl)-3-oxo-3,4-dihydropyrazin-2-yl]sulfanyl}-N-(3,4-dimethoxyphenyl)acetamide951445-00-4C20H18ClN3O4S
Frequently asked questions
What is the molar mass of C20H18ClN3O4S?
The molar mass of C20H18ClN3O4S is 431.89 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 431.0707 Da.
How many compounds have the formula C20H18ClN3O4S?
CompoundList lists 70 compounds with the molecular formula C20H18ClN3O4S, including N-[2-(3-Chlorophenyl)-5,5-dioxido-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl]-2-(4-methoxyphenyl)acetamide, N-[(3-Chlorophenyl)methyl]-4-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide, N-[(2-Chlorophenyl)methyl]-4-(8-oxo-6-sulfanylidene-5H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide. 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 C20H18ClN3O4S?
C20H18ClN3O4S has a degree of unsaturation of 13. 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.