CompoundList
Sign in
Molecular formula

C18H19N3O5S

130 compounds have this formula on CompoundList.

Molar mass
389.43g/mol
Monoisotopic mass
393.1296Da
Atoms
46
Elements
5
Rings plus double bonds
11

The formula C18H19N3O5S describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 5 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 × 1855.52%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 194.92%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 310.79%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 520.54%
    15.999 × 5 = 79.995 g/mol
  • S Sulfur × 18.23%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H19N3O5S

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

Showing 101 to 130 of 130 compounds

3-Methyl-5-((3-((5-methylpyridin-2-yl)oxy)pyrrolidin-1-yl)sulfonyl)benzo[d]oxazol-2(3H)-one chemical structure, C18H19N3O5S, CAS 1903351-51-8
3-Methyl-5-((3-((5-methylpyridin-2-yl)oxy)pyrrolidin-1-yl)sulfonyl)benzo[d]oxazol-2(3H)-one
CAS 1903351-51-8C18H19N3O5S
N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C18H19N3O5S, CAS 2034452-67-8
N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 2034452-67-8C18H19N3O5S
Methyl 4-((2-(3-methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)carbamoyl)benzoate chemical structure, C18H19N3O5S, CAS 2034237-46-0
Methyl 4-((2-(3-methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)carbamoyl)benzoate
CAS 2034237-46-0C18H19N3O5S
2-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(3-methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)acetamide chemical structure, C18H19N3O5S, CAS 2034238-38-3
2-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(3-methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)acetamide
CAS 2034238-38-3C18H19N3O5S
N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide chemical structure, C18H19N3O5S, CAS 2034591-88-1
N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide
CAS 2034591-88-1C18H19N3O5S
N-(1,3-Dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-3-methyl-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C18H19N3O5S, CAS 2034586-97-3
N-(1,3-Dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-3-methyl-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 2034586-97-3C18H19N3O5S
N-(4-Methyl-2-(N-(2-(7-oxofuro[2,3-c]pyridin-6(7H)-yl)ethyl)sulfamoyl)phenyl)acetamide chemical structure, C18H19N3O5S, CAS 2034352-77-5
N-(4-Methyl-2-(N-(2-(7-oxofuro[2,3-c]pyridin-6(7H)-yl)ethyl)sulfamoyl)phenyl)acetamide
CAS 2034352-77-5C18H19N3O5S
N-(1,3,6-Trimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide chemical structure, C18H19N3O5S, CAS 2034486-13-8
N-(1,3,6-Trimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide
CAS 2034486-13-8C18H19N3O5S
N-[(2-Methoxy-4-nitrophenyl)carbamothioyl]-4-propan-2-yloxybenzamide chemical structure, C18H19N3O5S, CAS 426224-32-0
N-[(2-Methoxy-4-nitrophenyl)carbamothioyl]-4-propan-2-yloxybenzamide
CAS 426224-32-0C18H19N3O5S
N-[(2-Methoxy-4-nitrophenyl)carbamothioyl]-4-propoxybenzamide chemical structure, C18H19N3O5S, CAS 428472-38-2
N-[(2-Methoxy-4-nitrophenyl)carbamothioyl]-4-propoxybenzamide
CAS 428472-38-2C18H19N3O5S
3,4,5-Trimethoxy-N'-(4-methoxy-1,3-benzothiazol-2-yl)benzohydrazide chemical structure, C18H19N3O5S, CAS 851978-26-2
3,4,5-Trimethoxy-N'-(4-methoxy-1,3-benzothiazol-2-yl)benzohydrazide
CAS 851978-26-2C18H19N3O5S
3,4,5-Trimethoxy-N'-(6-methoxy-1,3-benzothiazol-2-yl)benzohydrazide chemical structure, C18H19N3O5S, CAS 851979-73-2
3,4,5-Trimethoxy-N'-(6-methoxy-1,3-benzothiazol-2-yl)benzohydrazide
CAS 851979-73-2C18H19N3O5S
N'-(4,7-Dimethoxy-1,3-benzothiazol-2-yl)-3,5-dimethoxybenzohydrazide chemical structure, C18H19N3O5S, CAS 851987-94-5
N'-(4,7-Dimethoxy-1,3-benzothiazol-2-yl)-3,5-dimethoxybenzohydrazide
CAS 851987-94-5C18H19N3O5S
Methyl 1-(1,1-dioxidotetrahydrothiophen-3-yl)-3-methyl-6-(5-methylfuran-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate chemical structure, C18H19N3O5S, CAS 1040636-06-3
Methyl 1-(1,1-dioxidotetrahydrothiophen-3-yl)-3-methyl-6-(5-methylfuran-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate
CAS 1040636-06-3C18H19N3O5S
Methyl 4-(N-(2-(3-oxopiperazin-1-yl)phenyl)sulfamoyl)benzoate chemical structure, C18H19N3O5S, CAS 1226454-32-5
Methyl 4-(N-(2-(3-oxopiperazin-1-yl)phenyl)sulfamoyl)benzoate
CAS 1226454-32-5C18H19N3O5S
4-Benzyl-5-oxo-N-(4-sulfamoylphenyl)morpholine-3-carboxamide chemical structure, C18H19N3O5S, CAS 1351587-17-1
4-Benzyl-5-oxo-N-(4-sulfamoylphenyl)morpholine-3-carboxamide
CAS 1351587-17-1C18H19N3O5S
2,3-Dihydro-1,3-dimethyl-2-thioxo-5-(3,4,5-trimethoxyphenyl)-1H-imidazo-[4,5-b]-pyridine-7-carboxylic acid chemical structure, C18H19N3O5S, CAS 1820665-10-8
2,3-Dihydro-1,3-dimethyl-2-thioxo-5-(3,4,5-trimethoxyphenyl)-1H-imidazo-[4,5-b]-pyridine-7-carboxylic acid
CAS 1820665-10-8C18H19N3O5S
N-{[5-(2-Oxopyrrolidin-1-yl)pyridin-3-yl]methyl}-2,3-dihydro-1,4-benzodioxine-6-sulfonamide chemical structure, C18H19N3O5S, CAS 2097860-73-4
N-{[5-(2-Oxopyrrolidin-1-yl)pyridin-3-yl]methyl}-2,3-dihydro-1,4-benzodioxine-6-sulfonamide
CAS 2097860-73-4C18H19N3O5S
Benzenesulfonic acid, 4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, compd. with 2-aminoethanol (1:1) chemical structure, C18H19N3O5S, CAS 111616-65-0
Benzenesulfonic acid, 4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, compd. with 2-aminoethanol (1:1)
CAS 111616-65-0C18H19N3O5S
2-(N-Methyl-2-phenylethenesulfonamido)-N-(2-methyl-5-nitrophenyl)acetamide chemical structure, C18H19N3O5S, CAS 930464-61-2
2-(N-Methyl-2-phenylethenesulfonamido)-N-(2-methyl-5-nitrophenyl)acetamide
CAS 930464-61-2C18H19N3O5S
N-(4-Methyl-3-nitrophenyl)-3-(2-phenylethenesulfonamido)propanamide chemical structure, C18H19N3O5S, CAS 1097526-59-4
N-(4-Methyl-3-nitrophenyl)-3-(2-phenylethenesulfonamido)propanamide
CAS 1097526-59-4C18H19N3O5S
Ethyl 2-methyl-4-[4-[(methylamino)sulfonyl]phenoxy]-2H-indazole-6-carboxylate chemical structure, C18H19N3O5S, CAS 1245216-80-1
Ethyl 2-methyl-4-[4-[(methylamino)sulfonyl]phenoxy]-2H-indazole-6-carboxylate
CAS 1245216-80-1C18H19N3O5S
N-[4-({[5-(3,5-Dimethyl-1,2-oxazol-4-yl)furan-2-yl]methyl}sulfamoyl)phenyl]acetamide chemical structure, C18H19N3O5S, CAS 2415452-58-1
N-[4-({[5-(3,5-Dimethyl-1,2-oxazol-4-yl)furan-2-yl]methyl}sulfamoyl)phenyl]acetamide
CAS 2415452-58-1C18H19N3O5S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-{2-oxo-hexahydro-1H-thieno[3,4-d]imidazol-4-yl}pentanoate chemical structure, C18H19N3O5S, CAS 2248260-39-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-{2-oxo-hexahydro-1H-thieno[3,4-d]imidazol-4-yl}pentanoate
CAS 2248260-39-9C18H19N3O5S

Frequently asked questions

What is the molar mass of C18H19N3O5S?

The molar mass of C18H19N3O5S is 389.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 5 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 393.1296 Da.

How many compounds have the formula C18H19N3O5S?

CompoundList lists 130 compounds with the molecular formula C18H19N3O5S, including 3-Methyl-5-((3-((5-methylpyridin-2-yl)oxy)pyrrolidin-1-yl)sulfonyl)benzo[d]oxazol-2(3H)-one, N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide, Methyl 4-((2-(3-methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)carbamoyl)benzoate. 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 C18H19N3O5S?

C18H19N3O5S has a degree of unsaturation of 11. 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.