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Molecular formula

C21H17Cl2N3O2S

14 compounds have this formula on CompoundList.

Molar mass
446.35g/mol
Monoisotopic mass
445.0419Da
Atoms
46
Elements
6
Rings plus double bonds
14

The formula C21H17Cl2N3O2S describes a molecule made of 21 carbon atoms, 17 hydrogen atoms, 2 chlorine atoms, 3 nitrogen atoms, 2 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 × 2156.51%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 173.84%
    1.008 × 17 = 17.136 g/mol
  • Cl Chlorine × 215.88%
    35.45 × 2 = 70.900 g/mol
  • N Nitrogen × 39.41%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 27.17%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 17.18%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H17Cl2N3O2S

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 14 of 14 compounds

(5Z)-2-(4-Butoxyphenyl)-5-(2,4-dichlorobenzylidene)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one chemical structure, C21H17Cl2N3O2S, CAS 538340-14-6
(5Z)-2-(4-Butoxyphenyl)-5-(2,4-dichlorobenzylidene)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one
CAS 538340-14-6C21H17Cl2N3O2S
(Z)-2-Cyano-2-(5-(2,5-dichlorobenzyl)-4-oxo-3-(o-tolyl)thiazolidin-2-ylidene)-N-methylacetamide chemical structure, C21H17Cl2N3O2S, CAS 842968-99-4
(Z)-2-Cyano-2-(5-(2,5-dichlorobenzyl)-4-oxo-3-(o-tolyl)thiazolidin-2-ylidene)-N-methylacetamide
CAS 842968-99-4C21H17Cl2N3O2S
(Z)-2-Cyano-2-(5-(2,5-dichlorobenzyl)-4-oxo-3-(p-tolyl)thiazolidin-2-ylidene)-N-methylacetamide chemical structure, C21H17Cl2N3O2S, CAS 786675-71-6
(Z)-2-Cyano-2-(5-(2,5-dichlorobenzyl)-4-oxo-3-(p-tolyl)thiazolidin-2-ylidene)-N-methylacetamide
CAS 786675-71-6C21H17Cl2N3O2S
(Z)-2-Cyano-2-(5-(2,4-dichlorobenzyl)-4-oxo-3-(p-tolyl)thiazolidin-2-ylidene)-N-methylacetamide chemical structure, C21H17Cl2N3O2S, CAS 786675-72-7
(Z)-2-Cyano-2-(5-(2,4-dichlorobenzyl)-4-oxo-3-(p-tolyl)thiazolidin-2-ylidene)-N-methylacetamide
CAS 786675-72-7C21H17Cl2N3O2S
N-{3-[N-(2,4-dichlorobenzoyl)ethanehydrazonoyl]phenyl}-5-methyl-2-thiophenecarboxamide chemical structure, C21H17Cl2N3O2S, CAS 444927-54-2
N-{3-[N-(2,4-dichlorobenzoyl)ethanehydrazonoyl]phenyl}-5-methyl-2-thiophenecarboxamide
CAS 444927-54-2C21H17Cl2N3O2S
N-{3-[N-(3,4-dichlorobenzoyl)ethanehydrazonoyl]phenyl}-5-methyl-2-thiophenecarboxamide chemical structure, C21H17Cl2N3O2S, CAS 444940-26-5
N-{3-[N-(3,4-dichlorobenzoyl)ethanehydrazonoyl]phenyl}-5-methyl-2-thiophenecarboxamide
CAS 444940-26-5C21H17Cl2N3O2S
3-(2,4-Dichlorobenzyl)-8,8-dimethyl-7,10-dihydro-8H-pyrano[3'',4'':5',6']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C21H17Cl2N3O2S, CAS 708998-29-2
3-(2,4-Dichlorobenzyl)-8,8-dimethyl-7,10-dihydro-8H-pyrano[3'',4'':5',6']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(3H)-one
CAS 708998-29-2C21H17Cl2N3O2S
5-{[2-(3,4-Dichlorophenyl)-2-oxoethyl]sulfanyl}-2-(propan-2-yl)-2H,3H-imidazo[1,2-c]quinazolin-3-one chemical structure, C21H17Cl2N3O2S, CAS 1023550-35-7
5-{[2-(3,4-Dichlorophenyl)-2-oxoethyl]sulfanyl}-2-(propan-2-yl)-2H,3H-imidazo[1,2-c]quinazolin-3-one
CAS 1023550-35-7C21H17Cl2N3O2S
(5R,8S)-10-((3',4'-Dichloro-[1,1'-biphenyl]-4-yl)sulfonyl)-6,7,8,9-tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidine chemical structure, C21H17Cl2N3O2S, CAS 2058731-21-6
(5R,8S)-10-((3',4'-Dichloro-[1,1'-biphenyl]-4-yl)sulfonyl)-6,7,8,9-tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidine
CAS 2058731-21-6C21H17Cl2N3O2S
(2-((2-Chlorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone chemical structure, C21H17Cl2N3O2S, CAS 919708-40-0
(2-((2-Chlorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone
CAS 919708-40-0C21H17Cl2N3O2S
(2-((3-Chlorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone chemical structure, C21H17Cl2N3O2S, CAS 919715-90-5
(2-((3-Chlorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone
CAS 919715-90-5C21H17Cl2N3O2S
1-(3,4-Dichlorophenyl)-3-[1-(thiophene-2-carbonyl)-1,2,3,4-tetrahydroquinolin-6-yl]urea chemical structure, C21H17Cl2N3O2S, CAS 1203358-85-3
1-(3,4-Dichlorophenyl)-3-[1-(thiophene-2-carbonyl)-1,2,3,4-tetrahydroquinolin-6-yl]urea
CAS 1203358-85-3C21H17Cl2N3O2S
(5E)-5-[(2-Butoxyphenyl)methylidene]-2-(2,4-dichlorophenyl)-[1,3]thiazolo[3,2-b][1,2,4]triazol-6-one chemical structure, C21H17Cl2N3O2S, CAS 608120-03-2
(5E)-5-[(2-Butoxyphenyl)methylidene]-2-(2,4-dichlorophenyl)-[1,3]thiazolo[3,2-b][1,2,4]triazol-6-one
CAS 608120-03-2C21H17Cl2N3O2S
5,6-Dichloro-N-(2-methyl-3-{4H,5H,6H,7H-thieno[3,2-c]pyridine-5-carbonyl}phenyl)pyridine-3-carboxamide chemical structure, C21H17Cl2N3O2S, CAS 1031097-13-8
5,6-Dichloro-N-(2-methyl-3-{4H,5H,6H,7H-thieno[3,2-c]pyridine-5-carbonyl}phenyl)pyridine-3-carboxamide
CAS 1031097-13-8C21H17Cl2N3O2S

Frequently asked questions

What is the molar mass of C21H17Cl2N3O2S?

The molar mass of C21H17Cl2N3O2S is 446.35 g/mol, calculated from standard atomic weights for 21 carbon atoms, 17 hydrogen atoms, 2 chlorine atoms, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 445.0419 Da.

How many compounds have the formula C21H17Cl2N3O2S?

CompoundList lists 14 compounds with the molecular formula C21H17Cl2N3O2S, including (5Z)-2-(4-Butoxyphenyl)-5-(2,4-dichlorobenzylidene)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one, (Z)-2-Cyano-2-(5-(2,5-dichlorobenzyl)-4-oxo-3-(o-tolyl)thiazolidin-2-ylidene)-N-methylacetamide, (Z)-2-Cyano-2-(5-(2,5-dichlorobenzyl)-4-oxo-3-(p-tolyl)thiazolidin-2-ylidene)-N-methylacetamide. 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 C21H17Cl2N3O2S?

C21H17Cl2N3O2S 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.