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Molecular formula

C18H19NO4S2

32 compounds have this formula on CompoundList.

Molar mass
377.47g/mol
Monoisotopic mass
380.0944Da
Atoms
44
Elements
5
Rings plus double bonds
10

The formula C18H19NO4S2 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 2 sulfur 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 × 1857.28%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 195.07%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 13.71%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 416.95%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 216.99%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C18H19NO4S2

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

Showing 1 to 32 of 32 compounds

N-(1,1-Dioxido-2,3-dihydro-3-thienyl)-N-(4-ethylphenyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 713506-19-5
N-(1,1-Dioxido-2,3-dihydro-3-thienyl)-N-(4-ethylphenyl)benzenesulfonamide
CAS 713506-19-5C18H19NO4S2
Orb1699855 chemical structure, C18H19NO4S2, CAS 1807453-72-0
Orb1699855
CAS 1807453-72-0C18H19NO4S2
(1alpha,2beta,4beta,5alpha,7beta)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl alpha-hydroxy-alpha-2-thienyl-2-thiopheneacetate chemical structure, C18H19NO4S2, CAS 136310-64-0
(1alpha,2beta,4beta,5alpha,7beta)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl alpha-hydroxy-alpha-2-thienyl-2-thiopheneacetate
CAS 136310-64-0C18H19NO4S2
5-(Butylthio)-2-(2-furyl)-4-[(4-methylphenyl)sulfonyl]-1,3-oxazole chemical structure, C18H19NO4S2, CAS 850928-53-9
5-(Butylthio)-2-(2-furyl)-4-[(4-methylphenyl)sulfonyl]-1,3-oxazole
CAS 850928-53-9C18H19NO4S2
2-(Cyclohexylsulfanyl)-5-nitrobenzyl 2-thiophenecarboxylate chemical structure, C18H19NO4S2, CAS 329079-11-0
2-(Cyclohexylsulfanyl)-5-nitrobenzyl 2-thiophenecarboxylate
CAS 329079-11-0C18H19NO4S2
N-(Furan-2-ylmethyl)-4-methoxy-2-methyl-N-(thiophen-3-ylmethyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 1226456-12-7
N-(Furan-2-ylmethyl)-4-methoxy-2-methyl-N-(thiophen-3-ylmethyl)benzenesulfonamide
CAS 1226456-12-7C18H19NO4S2
Carbamic acid, methyl((phenylthio)sulfinyl)-, 2,3-dihydro-2,2-dimethyl-7-benzofuranyl ester chemical structure, C18H19NO4S2, CAS 77267-56-2
Carbamic acid, methyl((phenylthio)sulfinyl)-, 2,3-dihydro-2,2-dimethyl-7-benzofuranyl ester
CAS 77267-56-2C18H19NO4S2
N-(Furan-3-ylmethyl)-2-methoxy-N-(2-(thiophen-2-yl)ethyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 1428350-95-1
N-(Furan-3-ylmethyl)-2-methoxy-N-(2-(thiophen-2-yl)ethyl)benzenesulfonamide
CAS 1428350-95-1C18H19NO4S2
2-(7,8-Dimethyl-1,5-dihydro-2,4-benzodithiepin-3-yl)-4-methoxy-6-nitrophenol chemical structure, C18H19NO4S2, CAS 326871-71-0
2-(7,8-Dimethyl-1,5-dihydro-2,4-benzodithiepin-3-yl)-4-methoxy-6-nitrophenol
CAS 326871-71-0C18H19NO4S2
N-(Furan-2-ylmethyl)-3-methoxy-N-(2-(thiophen-2-yl)ethyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 1396706-74-3
N-(Furan-2-ylmethyl)-3-methoxy-N-(2-(thiophen-2-yl)ethyl)benzenesulfonamide
CAS 1396706-74-3C18H19NO4S2
(E)-3-(Phenylsulfonyl)-1-(styrylsulfonyl)pyrrolidine chemical structure, C18H19NO4S2, CAS 1448139-94-3
(E)-3-(Phenylsulfonyl)-1-(styrylsulfonyl)pyrrolidine
CAS 1448139-94-3C18H19NO4S2
3-(4-Methoxybenzenesulfonyl)-1-[2-(methylsulfanyl)benzoyl]azetidine chemical structure, C18H19NO4S2, CAS 1706205-78-8
3-(4-Methoxybenzenesulfonyl)-1-[2-(methylsulfanyl)benzoyl]azetidine
CAS 1706205-78-8C18H19NO4S2
N-(2-(Benzo[b]thiophen-3-yl)-2-hydroxyethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C18H19NO4S2, CAS 2034602-86-1
N-(2-(Benzo[b]thiophen-3-yl)-2-hydroxyethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034602-86-1C18H19NO4S2
2-Methoxy-4,5-dimethyl-N-((5-(thiophen-2-yl)furan-2-yl)methyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 2034593-21-8
2-Methoxy-4,5-dimethyl-N-((5-(thiophen-2-yl)furan-2-yl)methyl)benzenesulfonamide
CAS 2034593-21-8C18H19NO4S2
4-Propoxy-N-((5-(thiophen-3-yl)furan-2-yl)methyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 2034440-24-7
4-Propoxy-N-((5-(thiophen-3-yl)furan-2-yl)methyl)benzenesulfonamide
CAS 2034440-24-7C18H19NO4S2
N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C18H19NO4S2, CAS 2034566-88-4
N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034566-88-4C18H19NO4S2
2-(4-Methoxyphenyl)-N-((5-(thiophen-2-yl)furan-2-yl)methyl)ethanesulfonamide chemical structure, C18H19NO4S2, CAS 2034271-49-1
2-(4-Methoxyphenyl)-N-((5-(thiophen-2-yl)furan-2-yl)methyl)ethanesulfonamide
CAS 2034271-49-1C18H19NO4S2
4-Methoxy-3,5-dimethyl-N-((5-(thiophen-3-yl)furan-2-yl)methyl)benzenesulfonamide chemical structure, C18H19NO4S2, CAS 2034565-27-8
4-Methoxy-3,5-dimethyl-N-((5-(thiophen-3-yl)furan-2-yl)methyl)benzenesulfonamide
CAS 2034565-27-8C18H19NO4S2
2-(4-Methoxyphenyl)-N-((5-(thiophen-3-yl)furan-2-yl)methyl)ethanesulfonamide chemical structure, C18H19NO4S2, CAS 2034596-02-4
2-(4-Methoxyphenyl)-N-((5-(thiophen-3-yl)furan-2-yl)methyl)ethanesulfonamide
CAS 2034596-02-4C18H19NO4S2
(2R,3AS,8AR)-3-(Mesitylsulfonyl)-3,3A,8,8A-tetrahydroindeno[1,2-D][1,2,3]oxathiazole 2-oxide chemical structure, C18H19NO4S2, CAS 473554-02-8
(2R,3AS,8AR)-3-(Mesitylsulfonyl)-3,3A,8,8A-tetrahydroindeno[1,2-D][1,2,3]oxathiazole 2-oxide
CAS 473554-02-8C18H19NO4S2
N-[2-(Furan-2-yl)-2-(thiophen-2-yl)ethyl]-4-methoxy-2-methylbenzene-1-sulfonamide chemical structure, C18H19NO4S2, CAS 2097909-12-9
N-[2-(Furan-2-yl)-2-(thiophen-2-yl)ethyl]-4-methoxy-2-methylbenzene-1-sulfonamide
CAS 2097909-12-9C18H19NO4S2
N-[2-(Furan-2-yl)-2-(thiophen-3-yl)ethyl]-4-methoxy-2-methylbenzene-1-sulfonamide chemical structure, C18H19NO4S2, CAS 2097934-22-8
N-[2-(Furan-2-yl)-2-(thiophen-3-yl)ethyl]-4-methoxy-2-methylbenzene-1-sulfonamide
CAS 2097934-22-8C18H19NO4S2
(2S,3AR,8AS)-3-(Mesitylsulfonyl)-3,3A,8,8A-tetrahydroindeno[1,2-D][1,2,3]oxathiazole 2-oxide chemical structure, C18H19NO4S2, CAS 446021-62-1
(2S,3AR,8AS)-3-(Mesitylsulfonyl)-3,3A,8,8A-tetrahydroindeno[1,2-D][1,2,3]oxathiazole 2-oxide
CAS 446021-62-1C18H19NO4S2
N-{[4-(Furan-2-yl)thiophen-2-yl]methyl}-4-propoxybenzene-1-sulfonamide chemical structure, C18H19NO4S2, CAS 2380042-34-0
N-{[4-(Furan-2-yl)thiophen-2-yl]methyl}-4-propoxybenzene-1-sulfonamide
CAS 2380042-34-0C18H19NO4S2

Frequently asked questions

What is the molar mass of C18H19NO4S2?

The molar mass of C18H19NO4S2 is 377.47 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 380.0944 Da.

How many compounds have the formula C18H19NO4S2?

CompoundList lists 32 compounds with the molecular formula C18H19NO4S2, including N-(1,1-Dioxido-2,3-dihydro-3-thienyl)-N-(4-ethylphenyl)benzenesulfonamide, Orb1699855, (1alpha,2beta,4beta,5alpha,7beta)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl alpha-hydroxy-alpha-2-thienyl-2-thiopheneacetate. 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 C18H19NO4S2?

C18H19NO4S2 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.