Molecular formula
C21H19ClN4O3S
52 compounds have this formula on CompoundList.
- Molar mass
- 442.92g/mol
- Monoisotopic mass
- 442.0866Da
- Atoms
- 49
- Elements
- 6
- Rings plus double bonds
- 14
The formula C21H19ClN4O3S describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms, 3 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 × 2156.95%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 194.32%1.008 × 19 = 19.152 g/mol
- Cl Chlorine × 18.00%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 412.65%14.007 × 4 = 56.028 g/mol
- O Oxygen × 310.84%15.999 × 3 = 47.997 g/mol
- S Sulfur × 17.24%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H19ClN4O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 52 of 52 compounds
![3-[(4-Chlorophenyl)sulfonyl]-2-imino-10-methyl-1-propyl-1,2-dihydro-5H-dipyrido[1,2-A:2,3-D]pyrimidin-5-one chemical structure, C21H19ClN4O3S, CAS 573694-78-7](/s/NDCKAWUJSHMJGQ-UHFFFAOYSA-N.svg)
3-[(4-Chlorophenyl)sulfonyl]-2-imino-10-methyl-1-propyl-1,2-dihydro-5H-dipyrido[1,2-A:2,3-D]pyrimidin-5-one
CAS 573694-78-7C21H19ClN4O3S
1-sec-Butyl-3-((4-chlorophenyl)sulfonyl)-2-imino-1,2-dihydro-5H-dipyrido(1,2-A:2,3-D)pyrimidin-5-one
CAS 607383-14-2C21H19ClN4O3S
![N-(5-Chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)acetamide chemical structure, C21H19ClN4O3S, CAS 887216-58-2](/s/GMMNPCWBYMCYDQ-UHFFFAOYSA-N.svg)
N-(5-Chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)acetamide
CAS 887216-58-2C21H19ClN4O3S
![N-(2-(1H-Pyrazol-1-yl)ethyl)-N-(4-chlorobenzo[d]thiazol-2-yl)-2-(2-methoxyphenoxy)acetamide chemical structure, C21H19ClN4O3S, CAS 1172365-86-4](/s/WERYRTKNMMICAM-UHFFFAOYSA-N.svg)
N-(2-(1H-Pyrazol-1-yl)ethyl)-N-(4-chlorobenzo[d]thiazol-2-yl)-2-(2-methoxyphenoxy)acetamide
CAS 1172365-86-4C21H19ClN4O3S
6-((2-((3-Chloro-2-methylphenyl)amino)-2-oxoethyl)thio)-5-cyano-4-(furan-2-yl)-2-methyl-1,4-dihydropyridine-3-carboxamide
CAS 370846-89-2C21H19ClN4O3S
6-((2-((3-Chloro-4-methylphenyl)amino)-2-oxoethyl)thio)-5-cyano-4-(furan-2-yl)-2-methyl-1,4-dihydropyridine-3-carboxamide
CAS 369394-37-6C21H19ClN4O3S
![N-[4-[[4-[(E)-2-(2-Chlorophenyl)ethenyl]pyrimidin-2-yl]sulfamoyl]phenyl]propanamide chemical structure, C21H19ClN4O3S, CAS 374914-06-4](/s/BKWXATTZNILTJR-BQYQJAHWSA-N.svg)
N-[4-[[4-[(E)-2-(2-Chlorophenyl)ethenyl]pyrimidin-2-yl]sulfamoyl]phenyl]propanamide
CAS 374914-06-4C21H19ClN4O3S
![3-((3-Chlorophenyl)sulfonyl)-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrolo[2,3-b]quinoxalin-2-amine chemical structure, C21H19ClN4O3S, CAS 845804-69-5](/s/XRPVYFZMIKMOCA-UHFFFAOYSA-N.svg)
3-((3-Chlorophenyl)sulfonyl)-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrolo[2,3-b]quinoxalin-2-amine
CAS 845804-69-5C21H19ClN4O3S
![1-Butyl-3-[(4-chlorophenyl)sulfonyl]-2-imino-1,2-dihydro-5H-dipyrido[1,2-a:2',3'-d]pyrimidin-5-one chemical structure, C21H19ClN4O3S, CAS 606962-32-7](/s/JSKVJCKYSKOPIY-UHFFFAOYSA-N.svg)
1-Butyl-3-[(4-chlorophenyl)sulfonyl]-2-imino-1,2-dihydro-5H-dipyrido[1,2-a:2',3'-d]pyrimidin-5-one
CAS 606962-32-7C21H19ClN4O3S
![N-(2-(1H-Pyrazol-1-yl)ethyl)-N-(4-chlorobenzo[d]thiazol-2-yl)-2,3-dimethoxybenzamide chemical structure, C21H19ClN4O3S, CAS 1172499-16-9](/s/JOYOELDRFJXKJO-UHFFFAOYSA-N.svg)
N-(2-(1H-Pyrazol-1-yl)ethyl)-N-(4-chlorobenzo[d]thiazol-2-yl)-2,3-dimethoxybenzamide
CAS 1172499-16-9C21H19ClN4O3S
2-(((3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl)methyl)thio)-3-(3-methoxypropyl)quinazolin-4(3H)-one
CAS 946252-72-8C21H19ClN4O3S
![(E)-1-(4-(5-Chloro-4-methylbenzo[d]thiazol-2-yl)piperazin-1-yl)-3-(3-nitrophenyl)prop-2-en-1-one chemical structure, C21H19ClN4O3S, CAS 886918-55-4](/s/SBZNHOHXHOFQCB-VMPITWQZSA-N.svg)
(E)-1-(4-(5-Chloro-4-methylbenzo[d]thiazol-2-yl)piperazin-1-yl)-3-(3-nitrophenyl)prop-2-en-1-one
CAS 886918-55-4C21H19ClN4O3S
N-Benzyl-2-(2-((2-((3-chlorophenyl)amino)-2-oxoethyl)thio)-6-oxo-1,6-dihydropyrimidin-4-yl)acetamide
CAS 1105217-66-0C21H19ClN4O3S
4-Acridinecarboxamide, 9-((4-((methylsulfonyl)amino)phenyl)amino)-, monohydrochloride
CAS 64894-97-9C21H19ClN4O3S
![4-(Benzenesulfonyl)-2-(2-chlorophenyl)-N-[3-(1H-imidazol-1-yl)propyl]-1,3-oxazol-5-amine chemical structure, C21H19ClN4O3S, CAS 380318-31-0](/s/BPBOCWAIBJTVPC-UHFFFAOYSA-N.svg)
4-(Benzenesulfonyl)-2-(2-chlorophenyl)-N-[3-(1H-imidazol-1-yl)propyl]-1,3-oxazol-5-amine
CAS 380318-31-0C21H19ClN4O3S
![N-{3'-Acetyl-1-[(2-chlorophenyl)methyl]-5-methyl-2-oxo-1,2-dihydro-3'H-spiro[indole-3,2'-[1,3,4]thiadiazole]-5'-yl}acetamide chemical structure, C21H19ClN4O3S, CAS 902248-67-3](/s/BGJLGUXTKLCKSU-UHFFFAOYSA-N.svg)
N-{3'-Acetyl-1-[(2-chlorophenyl)methyl]-5-methyl-2-oxo-1,2-dihydro-3'H-spiro[indole-3,2'-[1,3,4]thiadiazole]-5'-yl}acetamide
CAS 902248-67-3C21H19ClN4O3S
![3-((4-Chlorophenyl)sulfonyl)-2-imino-8-methyl-1-propyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one chemical structure, C21H19ClN4O3S, CAS 606960-02-5](/s/HRGYSLZHYYXVDD-UHFFFAOYSA-N.svg)
3-((4-Chlorophenyl)sulfonyl)-2-imino-8-methyl-1-propyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one
CAS 606960-02-5C21H19ClN4O3S
![5-Chloro-2-methoxy-4-methyl-N-(4-{7-methylimidazo[1,2-a]pyrimidin-2-yl}phenyl)benzene-1-sulfonamide chemical structure, C21H19ClN4O3S, CAS 923172-30-9](/s/CJCBPPIUPFCLSU-UHFFFAOYSA-N.svg)
5-Chloro-2-methoxy-4-methyl-N-(4-{7-methylimidazo[1,2-a]pyrimidin-2-yl}phenyl)benzene-1-sulfonamide
CAS 923172-30-9C21H19ClN4O3S
![N-{5-[(4-Chlorophenoxy)methyl]-1,3,4-thiadiazol-2-yl}-1-(4-methylphenyl)-5-oxopyrrolidine-3-carboxamide chemical structure, C21H19ClN4O3S, CAS 825597-91-9](/s/NOBSEDNGWSSLKO-UHFFFAOYSA-N.svg)
N-{5-[(4-Chlorophenoxy)methyl]-1,3,4-thiadiazol-2-yl}-1-(4-methylphenyl)-5-oxopyrrolidine-3-carboxamide
CAS 825597-91-9C21H19ClN4O3S
![5-[(2-Chlorobenzyl)amino]-2-[4-(pyrrolidin-1-ylsulfonyl)phenyl]-1,3-oxazole-4-carbonitrile chemical structure, C21H19ClN4O3S, CAS 941245-16-5](/s/QLWUTOIHSKBKJC-UHFFFAOYSA-N.svg)
5-[(2-Chlorobenzyl)amino]-2-[4-(pyrrolidin-1-ylsulfonyl)phenyl]-1,3-oxazole-4-carbonitrile
CAS 941245-16-5C21H19ClN4O3S
![2-(4-Chlorophenoxy)-N-(2-(2-(4-methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)acetamide chemical structure, C21H19ClN4O3S, CAS 894029-20-0](/s/BZFNRFVLMBSIST-UHFFFAOYSA-N.svg)
2-(4-Chlorophenoxy)-N-(2-(2-(4-methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)acetamide
CAS 894029-20-0C21H19ClN4O3S
4-(Benzenesulfonyl)-2-(4-chlorophenyl)-N-(3-imidazol-1-ylpropyl)-1,3-oxazol-5-amine
CAS 519149-23-6C21H19ClN4O3S
Methyl 4-(2-((6-((4-chlorobenzyl)amino)pyrimidin-4-yl)thio)acetamido)benzoate
CAS 1251585-63-3C21H19ClN4O3S
![N-(5-Chloro-2-methylphenyl)-2-(1,1-dioxido-4-phenyl-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide chemical structure, C21H19ClN4O3S, CAS 1251596-00-5](/s/ICUBJDUKZGWLAY-UHFFFAOYSA-N.svg)
N-(5-Chloro-2-methylphenyl)-2-(1,1-dioxido-4-phenyl-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide
CAS 1251596-00-5C21H19ClN4O3S
- (2E)-3-(2-Chlorophenyl)-N-{4-[(4,6-dimethylpyrimidin-2-yl)sulfamoyl]phenyl}prop-2-enamide332414-46-7C21H19ClN4O3S
- 2-Chloro-N-(2-(2-(3,4-dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)benzamide894043-85-7C21H19ClN4O3S
- N-{2-[2-(4-Chlorophenyl)-1,3-thiazol-4-yl]ethyl}-N'-(3-acetamidophenyl)ethanediamide895783-00-3C21H19ClN4O3S
- N-(2-Chlorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide1251545-72-8C21H19ClN4O3S
- N-(2-Chloro-4,6-dimethylphenyl)-2-{[5-(furan-2-yl)-4-(furan-2-ylmethyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide843616-40-0C21H19ClN4O3S
- N'-(4-Carbamoylphenyl)-N-{2-[2-(4-chlorophenyl)-4-methyl-1,3-thiazol-5-yl]ethyl}ethanediamide946328-28-5C21H19ClN4O3S
- 8-((2-Chlorobenzyl)thio)-3-methyl-7-(2-phenoxyethyl)-1H-purine-2,6(3H,7H)-dione1251693-88-5C21H19ClN4O3S
- N-[(3-Chlorophenyl)methyl]-N-(4-methoxyphenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide1251560-35-6C21H19ClN4O3S
- N-(3-Chlorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide1251594-92-9C21H19ClN4O3S
- N-(3-Chlorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide1251605-71-6C21H19ClN4O3S
- N-(4-Chlorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide1251605-75-0C21H19ClN4O3S
- Ethyl {[6-({[(3-chloro-4-fluorophenyl)amino]carbonyl}amino)-2-phenylquinolin-4-yl]oxy}acetate1112301-52-6C21H19ClN4O3S
- N-(4-Chlorophenyl)-2-({8-methoxy-3,5-dimethyl-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-2-yl}sulfanyl)acetamide1112436-00-6C21H19ClN4O3S
- (5E)-2-[4-(3-Chloro-4-methylphenyl)piperazin-1-yl]-5-[(3-nitrophenyl)methylidene]-1,3-thiazol-4-one384356-22-3C21H19ClN4O3S
- 3-Chloro-N-(2-(2-(3,4-dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)benzamide894044-16-7C21H19ClN4O3S
- 4-Chloro-N-(2-(2-(3,4-dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)benzamide894044-42-9C21H19ClN4O3S
- N-(2-(2-(4-Chlorophenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-3,4-dimethoxybenzamide894046-16-3C21H19ClN4O3S
- N-(2-(2-(4-Chlorophenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,4-dimethoxybenzamide894047-61-1C21H19ClN4O3S
- N-(2-(2-(4-Chlorophenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-3,5-dimethoxybenzamide894047-94-0C21H19ClN4O3S
- N-(2-(2-(4-Chlorophenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,3-dimethoxybenzamide894048-25-0C21H19ClN4O3S
- N-(4-Chlorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-8-sulfonamide1251587-31-1C21H19ClN4O3S
- N-(3-Chloro-4-methylphenyl)-2-(1,1-dioxido-4-phenyl-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide1251545-50-2C21H19ClN4O3S
- 2-((1-(3-Chlorophenyl)-5-(3-nitrophenyl)-1H-imidazol-2-yl)thio)-1-(pyrrolidin-1-yl)ethanone1235647-63-8C21H19ClN4O3S
- 2-((1-(4-Chlorophenyl)-5-(3-nitrophenyl)-1H-imidazol-2-yl)thio)-1-(pyrrolidin-1-yl)ethanone1226457-00-6C21H19ClN4O3S
- N-(2-Chlorophenyl)-2-(8-methoxy-3,5-dimethyl-4-oxopyrimido[5,4-b]indol-2-yl)sulfanylacetamide1113102-17-2C21H19ClN4O3S
- N-(2-Chlorobenzyl)-2-(2,4-dioxo-3-propyl-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidin-1(2H)-yl)acetamide1358607-37-0C21H19ClN4O3S
- Benzamide, 2-chloro-5-[(dimethylamino)sulfonyl]-N-[4-(2-phenyldiazenyl)phenyl]-1012990-40-7C21H19ClN4O3S
- Benzamide, 4-chloro-3-[(dimethylamino)sulfonyl]-N-[4-(2-phenyldiazenyl)phenyl]-1012990-63-4C21H19ClN4O3S
Frequently asked questions
What is the molar mass of C21H19ClN4O3S?
The molar mass of C21H19ClN4O3S is 442.92 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 442.0866 Da.
How many compounds have the formula C21H19ClN4O3S?
CompoundList lists 52 compounds with the molecular formula C21H19ClN4O3S, including 3-[(4-Chlorophenyl)sulfonyl]-2-imino-10-methyl-1-propyl-1,2-dihydro-5H-dipyrido[1,2-A:2,3-D]pyrimidin-5-one, 1-sec-Butyl-3-((4-chlorophenyl)sulfonyl)-2-imino-1,2-dihydro-5H-dipyrido(1,2-A:2,3-D)pyrimidin-5-one, N-(5-Chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)acetamide. 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 C21H19ClN4O3S?
C21H19ClN4O3S has a degree of unsaturation of 14. 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.