C18H19NO3S
136 compounds have this formula on CompoundList.
- Molar mass
- 329.41g/mol
- Monoisotopic mass
- 329.1086Da
- Atoms
- 42
- Elements
- 5
- Rings plus double bonds
- 10
The formula C18H19NO3S describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 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 × 1865.63%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 195.81%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.25%14.007 × 1 = 14.007 g/mol
- O Oxygen × 314.57%15.999 × 3 = 47.997 g/mol
- S Sulfur × 19.73%32.06 × 1 = 32.060 g/mol
Compounds with the formula C18H19NO3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 136 of 136 compounds
![N-(2-(Benzo[b]thiophen-2-yl)-2-hydroxypropyl)-2,5-dimethylfuran-3-carboxamide chemical structure, C18H19NO3S, CAS 2034262-92-3](/s/LBSOIQISIYPXMO-UHFFFAOYSA-N.svg)
![7-Methyl-1-tosyl-3,4-dihydro-1H-benzo[b]azepin-5(2H)-one chemical structure, C18H19NO3S, CAS 1118507-77-9](/s/QKQTZUPZYDNFOR-UHFFFAOYSA-N.svg)
![(3-(5-(2-Methoxyethoxy)-2-methylpyridin-3-yl)benzo[b]thiophen-5-yl)methanol chemical structure, C18H19NO3S, CAS 1905454-80-9](/s/RERIWTDIGFUTGB-UHFFFAOYSA-N.svg)
![(E)-N-[(2,3-Dihydro-1-benzofuran-3-yl)methyl]-2-(4-methylphenyl)ethene-1-sulfonamide chemical structure, C18H19NO3S, CAS 2097941-11-0](/s/ALVVXKLHLCHGCL-ZHACJKMWSA-N.svg)
![3,3-Dimethyl-4-[4-(4-methylsulfonylphenyl)phenyl]azetidin-2-one chemical structure, C18H19NO3S, CAS 2248982-77-4](/s/IJMFORUOQUTSOJ-UHFFFAOYSA-N.svg)
![N-[(2E)-3-Methanesulfonylprop-2-en-1-yl]-4'-methyl-[1,1'-biphenyl]-4-carboxamide chemical structure, C18H19NO3S, CAS 2549133-33-5](/s/WUHMBJUWJQZVMU-QLKAYGNNSA-N.svg)
![4-Thiazolidinone, 2-(3-methoxyphenyl)-3-[(3-methoxyphenyl)methyl]- chemical structure, C18H19NO3S, CAS 918538-39-3](/s/JTJXXTIYAACILH-UHFFFAOYSA-N.svg)
![Alpha,alpha-dimethyl-1-[(4-methylphenyl)sulfonyl]-1H-indole-4-methanol chemical structure, C18H19NO3S, CAS 124337-85-5](/s/GJYBISGXDHWOHZ-UHFFFAOYSA-N.svg)
![Benzyl N-[2-(acetylsulfanyl)-2-phenylethyl]carbamate chemical structure, C18H19NO3S, CAS 678166-60-4](/s/OODWPFAMSOHECP-UHFFFAOYSA-N.svg)
![2-Piperidinone, 1-[(4-methylphenyl)sulfonyl]-3-phenyl- chemical structure, C18H19NO3S, CAS 597553-83-8](/s/NYZKMMAIGZJINF-UHFFFAOYSA-N.svg)
![Ethyl 2-{[2-(dimethylcarbamoyl)phenyl]sulfanyl}benzoate chemical structure, C18H19NO3S, CAS 62220-54-6](/s/JCWBKMDATCFPEH-UHFFFAOYSA-N.svg)
![3-(2-{[2-(Propan-2-yl)phenyl]sulfanyl}acetamido)benzoic acid chemical structure, C18H19NO3S, CAS 649773-59-1](/s/USLDHGGCJPRRHX-UHFFFAOYSA-N.svg)
![1-[(4-Methylphenyl)sulfonyl]-5-phenyl-3-piperidinone chemical structure, C18H19NO3S, CAS 18615-66-2](/s/HMULKYVMHLWGMR-UHFFFAOYSA-N.svg)
![1-[6,7-Dimethoxy-1-(thiophen-2-yl)-1,2,3,4-tetrahydroisoquinolin-2-yl]prop-2-en-1-one chemical structure, C18H19NO3S, CAS 2108995-07-7](/s/FOXZKUHERNTTRX-UHFFFAOYSA-N.svg)
methanone chemical structure, C18H19NO3S, CAS 922504-25-4](/s/AFQYLZGGMHLKMO-UHFFFAOYSA-N.svg)
![1-(Benzenesulfonyl)-4-[4-(dimethylamino)phenyl]but-3-en-2-one chemical structure, C18H19NO3S, CAS 880343-58-8](/s/PUZJDSHQNBOEHV-UHFFFAOYSA-N.svg)
- N-(2-Formyl-1-phenylbut-2-en-1-yl)-4-methylbenzene-1-sulfonamide847204-03-9C18H19NO3S
- Benzyl 2-(4-methoxyphenyl)-1,3-thiazolidine-3-carboxylate921611-16-7C18H19NO3S
- 2-(2-Methoxyphenyl)-3-[(2-methoxyphenyl)methyl]-1,3-thiazolidin-4-one918538-38-2C18H19NO3S
- Benzyl 4-(thiophene-2-carbonyl)piperidine-1-carboxylate1328842-37-0C18H19NO3S
- N-[(4-Hydroxy-3,4-dihydro-1H-2-benzothiopyran-4-yl)methyl]-4-methoxybenzamide2742007-33-4C18H19NO3S
- Benzyl 2-[2-oxo-2-(thiophen-2-yl)ethyl]pyrrolidine-1-carboxylate2680874-10-4C18H19NO3S
- Benzyl N-[2-oxo-2-(4,5,6,7-tetrahydro-1-benzothiophen-2-yl)ethyl]carbamate2680747-24-2C18H19NO3S
- Benzyl N-(3-cyclopropanecarbonyl-4,5-dimethylthiophen-2-yl)carbamate2680694-39-5C18H19NO3S
- (2S)-3-[4-(Benzylsulfanyl)phenyl]-2-acetamidopropanoic acid2913181-49-2C18H19NO3S
- 3,3-Dimethyl-1-tosyl-2,3-dihydroquinolin-4(1H)-one112565-67-0C18H19NO3S
- 4-Phenyl-N-tosylpent-4-enamide869811-07-4C18H19NO3S
- (4-(tert-Butyl)phenyl)(1,1-dioxidobenzo[d]isothiazol-2(3i)-yl)methanone2827029-54-7C18H19NO3S
Frequently asked questions
What is the molar mass of C18H19NO3S?
The molar mass of C18H19NO3S is 329.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 329.1086 Da.
How many compounds have the formula C18H19NO3S?
CompoundList lists 136 compounds with the molecular formula C18H19NO3S, including N-(2-(Benzo[b]thiophen-2-yl)-2-hydroxypropyl)-2,5-dimethylfuran-3-carboxamide, 7-Methyl-1-tosyl-3,4-dihydro-1H-benzo[b]azepin-5(2H)-one, N-(1-(Benzofuran-2-yl)propan-2-yl)-1-phenylmethanesulfonamide. 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 C18H19NO3S?
C18H19NO3S 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.