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Molecular formula

C18H19NO5S2

30 compounds have this formula on CompoundList.

Molar mass
393.47g/mol
Monoisotopic mass
393.0705Da
Atoms
45
Elements
5
Rings plus double bonds
10

The formula C18H19NO5S2 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 5 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 × 1854.95%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 194.87%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 13.56%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 520.33%
    15.999 × 5 = 79.995 g/mol
  • S Sulfur × 216.30%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C18H19NO5S2

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

Showing 1 to 30 of 30 compounds

2-[2-[(3-Ethoxycarbonyl-4,5-dimethylthiophen-2-yl)amino]-2-oxoethyl]sulfanylbenzoic acid chemical structure, C18H19NO5S2, CAS 5301-94-0
2-[2-[(3-Ethoxycarbonyl-4,5-dimethylthiophen-2-yl)amino]-2-oxoethyl]sulfanylbenzoic acid
CAS 5301-94-0C18H19NO5S2
N-(1,1-Dioxo-2,3-dihydrothiophen-3-yl)-N-(3-methoxyphenyl)-4-methylbenzenesulfonamide chemical structure, C18H19NO5S2, CAS 327067-35-6
N-(1,1-Dioxo-2,3-dihydrothiophen-3-yl)-N-(3-methoxyphenyl)-4-methylbenzenesulfonamide
CAS 327067-35-6C18H19NO5S2
N-(1,1-Dioxo-2,3-dihydrothiophen-3-yl)-N-(4-methoxyphenyl)-4-methylbenzenesulfonamide chemical structure, C18H19NO5S2, CAS 299955-96-7
N-(1,1-Dioxo-2,3-dihydrothiophen-3-yl)-N-(4-methoxyphenyl)-4-methylbenzenesulfonamide
CAS 299955-96-7C18H19NO5S2
(E)-6-(5-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid chemical structure, C18H19NO5S2, CAS 876575-60-9
(E)-6-(5-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid
CAS 876575-60-9C18H19NO5S2
Ethyl 2-propyl-5-(thiophene-2-sulfonamido)benzofuran-3-carboxylate chemical structure, C18H19NO5S2, CAS 518053-19-5
Ethyl 2-propyl-5-(thiophene-2-sulfonamido)benzofuran-3-carboxylate
CAS 518053-19-5C18H19NO5S2
Methyl 2-(4-(methylsulfonyl)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C18H19NO5S2, CAS 896345-37-2
Methyl 2-(4-(methylsulfonyl)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 896345-37-2C18H19NO5S2
6-[(5Z)-5-{[4-(Methoxycarbonyl)phenyl]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]hexanoic acid chemical structure, C18H19NO5S2, CAS 301688-69-7
6-[(5Z)-5-{[4-(Methoxycarbonyl)phenyl]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]hexanoic acid
CAS 301688-69-7C18H19NO5S2
Diethyl 3-methyl-5-[[(E)-3-thiophen-2-ylprop-2-enoyl]amino]thiophene-2,4-dicarboxylate chemical structure, C18H19NO5S2, CAS 342596-57-0
Diethyl 3-methyl-5-[[(E)-3-thiophen-2-ylprop-2-enoyl]amino]thiophene-2,4-dicarboxylate
CAS 342596-57-0C18H19NO5S2
Ethyl 2-(2-(methylsulfonyl)benzamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H19NO5S2, CAS 896364-37-7
Ethyl 2-(2-(methylsulfonyl)benzamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 896364-37-7C18H19NO5S2
(Z)-Methyl 4-((3-(4-ethoxy-4-oxobutyl)-4-oxo-2-thioxothiazolidin-5-ylidene)methyl)benzoate chemical structure, C18H19NO5S2, CAS 681815-01-0
(Z)-Methyl 4-((3-(4-ethoxy-4-oxobutyl)-4-oxo-2-thioxothiazolidin-5-ylidene)methyl)benzoate
CAS 681815-01-0C18H19NO5S2
(Z)-Propyl 4-(5-(benzo[d][1,3]dioxol-5-ylmethylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoate chemical structure, C18H19NO5S2, CAS 681817-46-9
(Z)-Propyl 4-(5-(benzo[d][1,3]dioxol-5-ylmethylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoate
CAS 681817-46-9C18H19NO5S2
Ethyl 2-(3-(methylsulfonyl)benzamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H19NO5S2, CAS 896288-74-7
Ethyl 2-(3-(methylsulfonyl)benzamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 896288-74-7C18H19NO5S2
Ethyl 2-[(4-methylsulfonylbenzoyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H19NO5S2, CAS 896341-86-9
Ethyl 2-[(4-methylsulfonylbenzoyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 896341-86-9C18H19NO5S2
Ethyl 2-(2-(phenylsulfonyl)acetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H19NO5S2, CAS 895458-25-0
Ethyl 2-(2-(phenylsulfonyl)acetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 895458-25-0C18H19NO5S2
N-(Furan-3-ylmethyl)-3,4-dimethoxy-N-(thiophen-2-ylmethyl)benzenesulfonamide chemical structure, C18H19NO5S2, CAS 1428379-21-8
N-(Furan-3-ylmethyl)-3,4-dimethoxy-N-(thiophen-2-ylmethyl)benzenesulfonamide
CAS 1428379-21-8C18H19NO5S2
N-(2-(Furan-2-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C18H19NO5S2, CAS 2034334-28-4
N-(2-(Furan-2-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034334-28-4C18H19NO5S2
N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)-2,5-dimethoxybenzenesulfonamide chemical structure, C18H19NO5S2, CAS 2034255-80-4
N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)-2,5-dimethoxybenzenesulfonamide
CAS 2034255-80-4C18H19NO5S2
N-(2-(Furan-2-yl)-2-hydroxy-2-(thiophen-3-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C18H19NO5S2, CAS 2034237-74-4
N-(2-(Furan-2-yl)-2-hydroxy-2-(thiophen-3-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034237-74-4C18H19NO5S2
N-(2-(Furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C18H19NO5S2, CAS 2034239-56-8
N-(2-(Furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034239-56-8C18H19NO5S2
Methyl 4-(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepane-4-carbonyl)benzoate chemical structure, C18H19NO5S2, CAS 2034307-25-8
Methyl 4-(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepane-4-carbonyl)benzoate
CAS 2034307-25-8C18H19NO5S2
Methyl 2-(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepane-4-carbonyl)benzoate chemical structure, C18H19NO5S2, CAS 2034514-12-8
Methyl 2-(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepane-4-carbonyl)benzoate
CAS 2034514-12-8C18H19NO5S2
(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepan-4-yl)methanone chemical structure, C18H19NO5S2, CAS 2034460-19-8
(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepan-4-yl)methanone
CAS 2034460-19-8C18H19NO5S2
(2,3-Dihydrobenzo[b][1,4]dioxin-5-yl)(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepan-4-yl)methanone chemical structure, C18H19NO5S2, CAS 2034514-66-2
(2,3-Dihydrobenzo[b][1,4]dioxin-5-yl)(1,1-dioxido-7-(thiophen-2-yl)-1,4-thiazepan-4-yl)methanone
CAS 2034514-66-2C18H19NO5S2
N-(2-Hydroxy-2-(5-(thiophen-3-yl)furan-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C18H19NO5S2, CAS 2034344-92-6
N-(2-Hydroxy-2-(5-(thiophen-3-yl)furan-2-yl)ethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034344-92-6C18H19NO5S2

Frequently asked questions

What is the molar mass of C18H19NO5S2?

The molar mass of C18H19NO5S2 is 393.47 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 5 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 393.0705 Da.

How many compounds have the formula C18H19NO5S2?

CompoundList lists 30 compounds with the molecular formula C18H19NO5S2, including 2-[2-[(3-Ethoxycarbonyl-4,5-dimethylthiophen-2-yl)amino]-2-oxoethyl]sulfanylbenzoic acid, N-(1,1-Dioxo-2,3-dihydrothiophen-3-yl)-N-(3-methoxyphenyl)-4-methylbenzenesulfonamide, N-(1,1-Dioxo-2,3-dihydrothiophen-3-yl)-N-(4-methoxyphenyl)-4-methylbenzenesulfonamide. 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 C18H19NO5S2?

C18H19NO5S2 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.