Molecular formula
C18H19N3O3S
257 compounds have this formula on CompoundList.
- Molar mass
- 357.43g/mol
- Monoisotopic mass
- 360.1335Da
- Atoms
- 44
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H19N3O3S describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 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 × 1860.49%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 195.36%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 311.76%14.007 × 3 = 42.021 g/mol
- O Oxygen × 313.43%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.97%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H19N3O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 257 of 257 compounds
Methyl 3-amino-5-(1-(4-methoxybenzyl)-5-methyl-1H-pyrazol-4-yl)thiophene-2-carboxylate
CAS 1330785-12-0C18H19N3O3S
N-(1-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)naphthalene-1-sulfonamide
CAS 1797867-64-1C18H19N3O3S
![3-Methyl-5-[4-(2-pyridin-2-ylacetyl)piperazine-1-carbonyl]thiophene-2-carbaldehyde chemical structure, C18H19N3O3S, CAS 1384706-21-1](/s/AWFJBYPXGFNEGD-UHFFFAOYSA-N.svg)
3-Methyl-5-[4-(2-pyridin-2-ylacetyl)piperazine-1-carbonyl]thiophene-2-carbaldehyde
CAS 1384706-21-1C18H19N3O3S
(2,5-Dimethylfuran-3-yl)(3-(5-(thiophen-3-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)methanone
CAS 1797259-60-9C18H19N3O3S
2-Cyano-N-(pyridin-3-yl(tetrahydro-2H-pyran-4-yl)methyl)benzenesulfonamide
CAS 2034249-38-0C18H19N3O3S
(4-(Cyclopropanecarbonyl)piperazin-1-yl)(4-(thiazol-2-yloxy)phenyl)methanone
CAS 2034608-56-3C18H19N3O3S
N1-(2-hydroxy-2-(1-methyl-1H-indol-5-yl)ethyl)-N2-(thiophen-2-ylmethyl)oxalamide
CAS 2034596-84-2C18H19N3O3S
N-(2-Hydroxy-2-(4-(thiophen-3-yl)phenyl)ethyl)-3-methoxy-1-methyl-1H-pyrazole-4-carboxamide
CAS 2034346-16-0C18H19N3O3S
(E)-N-((2-(2-Oxopyrrolidin-1-yl)pyridin-4-yl)methyl)-2-phenylethenesulfonamide
CAS 2034998-03-1C18H19N3O3S
2-(3-Cyclopropyl-2,2-dioxo-1,3-dihydro-2lambda6,1,3-benzothiadiazol-1-yl)-N-methyl-N-phenylacetamide
CAS 2097932-34-6C18H19N3O3S
![4-[4-(3,4-Dimethoxyphenyl)-1,3-thiazol-2-yl]-5-imino-1-(prop-2-en-1-yl)-2,5-dihydro-1H-pyrrol-3-ol chemical structure, C18H19N3O3S, CAS 929838-77-7](/s/AJNJFGVTOXHLFL-UHFFFAOYSA-N.svg)
4-[4-(3,4-Dimethoxyphenyl)-1,3-thiazol-2-yl]-5-imino-1-(prop-2-en-1-yl)-2,5-dihydro-1H-pyrrol-3-ol
CAS 929838-77-7C18H19N3O3S
![N-[(2-Butan-2-ylphenyl)carbamothioyl]-2-nitrobenzamide chemical structure, C18H19N3O3S, CAS 638161-90-7](/s/XHADSIOZOMYJBR-UHFFFAOYSA-N.svg)
N-[(2-Butan-2-ylphenyl)carbamothioyl]-2-nitrobenzamide
CAS 638161-90-7C18H19N3O3S
5-(2,4-Dioxo-1H-quinazolin-3-yl)-N-(thiophen-2-ylmethyl)pentanamide
CAS 896357-95-2C18H19N3O3S
N'-(4,5-Dimethyl-1,3-benzothiazol-2-yl)-3,5-dimethoxybenzohydrazide
CAS 851980-39-7C18H19N3O3S
N'-(4,5-Dimethyl-1,3-benzothiazol-2-yl)-3,4-dimethoxybenzohydrazide
CAS 851980-47-7C18H19N3O3S
N'-(5,7-Dimethyl-1,3-benzothiazol-2-yl)-3,5-dimethoxybenzohydrazide
CAS 851987-50-3C18H19N3O3S
N'-(5,7-Dimethyl-1,3-benzothiazol-2-yl)-3,4-dimethoxybenzohydrazide
CAS 851987-55-8C18H19N3O3S
![[(1-Cyanocyclohexyl)(methyl)carbamoyl]methyl 1,3-benzothiazole-6-carboxylate chemical structure, C18H19N3O3S, CAS 1002061-01-9](/s/SLUILOYEXSSFEA-UHFFFAOYSA-N.svg)
[(1-Cyanocyclohexyl)(methyl)carbamoyl]methyl 1,3-benzothiazole-6-carboxylate
CAS 1002061-01-9C18H19N3O3S
![(1,3-Benzoxazol-2-yl)methyl 3-[4,6-dimethyl-2-(methylsulfanyl)pyrimidin-5-yl]propanoate chemical structure, C18H19N3O3S, CAS 1111457-92-1](/s/ANPZWDRXNTYXKN-UHFFFAOYSA-N.svg)
(1,3-Benzoxazol-2-yl)methyl 3-[4,6-dimethyl-2-(methylsulfanyl)pyrimidin-5-yl]propanoate
CAS 1111457-92-1C18H19N3O3S
1-(2-Phenylethenesulfonyl)-4-(pyridine-3-carbonyl)piperazine
CAS 941051-43-0C18H19N3O3S
![1H-Pyrrolo[3,2-b]pyridin-6-ol, 3-(phenylsulfonyl)-1-(2-pyrrolidinylmethyl)- chemical structure, C18H19N3O3S, CAS 651024-62-3](/s/ZWRARNMAAWKGRS-UHFFFAOYSA-N.svg)
1H-Pyrrolo[3,2-b]pyridin-6-ol, 3-(phenylsulfonyl)-1-(2-pyrrolidinylmethyl)-
CAS 651024-62-3C18H19N3O3S
![N-(1-Cyano-1,2-dimethylpropyl)-2-{2,2-dioxo-2lambda6-thia-3-azatricyclo[6.3.1.0,4,12]dodeca-1(11),4(12),5,7,9-pentaen-3-yl}acetamide chemical structure, C18H19N3O3S, CAS 872110-27-5](/s/OWPOCWOAQQTAKV-UHFFFAOYSA-N.svg)
N-(1-Cyano-1,2-dimethylpropyl)-2-{2,2-dioxo-2lambda6-thia-3-azatricyclo[6.3.1.0,4,12]dodeca-1(11),4(12),5,7,9-pentaen-3-yl}acetamide
CAS 872110-27-5C18H19N3O3S
![N-[4-(Cyanomethyl)phenyl]-4-[(ethylsulfonyl)(methyl)amino]benzamide chemical structure, C18H19N3O3S, CAS 915932-02-4](/s/HQKULEKIQSQWFI-UHFFFAOYSA-N.svg)
N-[4-(Cyanomethyl)phenyl]-4-[(ethylsulfonyl)(methyl)amino]benzamide
CAS 915932-02-4C18H19N3O3S
3-(Butylsulfamoyl)-N-(2-cyanophenyl)benzamide
CAS 945302-41-0C18H19N3O3S
- 1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 1,3-benzothiazole-6-carboxylate1061890-03-6C18H19N3O3S
- 5-Oxo-1-phenyl-N-{2-[(thiophen-2-ylcarbonyl)amino]ethyl}pyrrolidine-3-carboxamide1040702-79-1C18H19N3O3S
- 3-Thiopheneacetamide, tetrahydro-N-[4-(2-phenyldiazenyl)phenyl]-, 1,1-dioxide1445764-00-0C18H19N3O3S
- N-(2-(2-Hydroxyethoxy)-2-(p-tolyl)ethyl)benzo[c][1,2,5]thiadiazole-5-carboxamide1795191-10-4C18H19N3O3S
- 4-[1-[(4-Methoxyphenyl)sulfonyl]-1H-imidazol-2-yl]-N,N-dimethylbenzenamine1332526-29-0C18H19N3O3S
- Propyl 4-[[(5-cyano-4-ethyl-1,6-dihydro-6-oxo-2-pyrimidinyl)thio]methyl]benzoate881298-18-6C18H19N3O3S
- N-{3-[(Morpholin-4-yl)methyl]-1,2-benzoxazol-5-yl}-2-(thiophen-2-yl)acetamide2380071-27-0C18H19N3O3S
- 6-(Cyclopropylmethyl)-4-[(oxolan-2-yl)methyl]-8-thia-4,6,10-triazatricyclo[7.4.0.0^{2,7}]trideca-1(13),2(7),9,11-tetraene-3,5-dione2640842-69-7C18H19N3O3S
- Benzenesulfonic acid, 2-[1-[3-[(cyclopropylcarbonyl)amino]phenyl]ethylidene]hydrazide544662-82-0C18H19N3O3S
- 5-Acetyl-4-{3-nitrophenyl}-6-methyl-2-(propylsulfanyl)-1,4-dihydropyridine-3-carbonitrile445221-01-2C18H19N3O3S
- Acetic acid, 2-[[2-oxo-2-[[4-(2-phenyldiazenyl)phenyl]amino]ethyl]thio]-, ethyl ester1008617-92-2C18H19N3O3S
- 2,4,6-Trimethyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]benzenesulfonamide915905-54-3C18H19N3O3S
- 2,4-Dihydro-4-(2-methylphenyl)-5-(3,4,5-trimethoxyphenyl)-3H-1,2,4-triazole-3-thione70452-48-1C18H19N3O3S
- 1-[(4-Methylphenyl)sulfonyl]-4-(4-morpholinyl)-1H-pyrrolo[2,3-B]pyridine1163729-16-5C18H19N3O3S
- Ethyl 2-(2-methylthiazol-4-yl)-4-(3-hydroxyphenyl)-6-methyl-1,4-dihydro-pyrimidin-5-carboxylate1006047-00-2C18H19N3O3S
- Ethyl 2-(2-methylthiazol-4-yl)-4-(4-hydroxyphenyl)-6-methyl-1,4-dihydro-pyrimidin-5-carboxylate1006047-01-3C18H19N3O3S
- Methyl 3-amino-5-[1-[(4-methoxyphenyl)methyl]-3-methyl-1H-pyrazol-4-yl]-2-thiophenecarboxylate1330785-11-9C18H19N3O3S
- 1,3-Dimethyl-5-(1-(4-(methylsulfonyl)benzyl)-1H-imidazol-2-yl)pyridin-2(1H)-one2200237-95-0C18H19N3O3S
- 2-Cyano-N-[(oxan-4-yl)(phenyl)methyl]pyridine-3-sulfonamide2223778-01-4C18H19N3O3S
- 4-({3-[(Pyridin-4-yloxy)methyl]piperidin-1-yl}sulfonyl)benzonitrile2380063-38-5C18H19N3O3S
- N-{2-Hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-3-methoxy-1-methyl-1H-pyrazole-4-carboxamide2380180-70-9C18H19N3O3S
- 2-[4-({2-[2-(Phenylsulfanyl)propanoyl]hydrazinylidene}methyl)phenoxy]acetamide363156-37-0C18H19N3O3S
- tert-Butyl (6-(2-methoxypyridin-3-yl)benzo[d]thiazol-2-yl)carbamate1244041-70-0C18H19N3O3S
- 4-((E)-{[(Ethylamino)carbothioyl]hydrazono}methyl)-2-methoxyphenyl benzoate477730-95-3C18H19N3O3S
- [[6-Hydroxy-5,7-dimethyl-2-(methylamino)-1,3-benzothiazol-4-yl]-pyridin-3-ylmethyl] acetate145096-29-3C18H19N3O3S
- N-(4-{[(2-Phenylethyl)carbamothioyl]amino}benzoyl)glycine62904-11-4C18H19N3O3S
- 3-[3-(Pyridin-4-yloxymethyl)piperidin-1-yl]-1,2-benzothiazole 1,1-dioxide2741919-28-6C18H19N3O3S
- N-(4-tert-Butyl-1,3-thiazol-2-yl)-2-cyano-3-(3-hydroxy-2-methoxyphenyl)prop-2-enamide949864-91-9C18H19N3O3S
- tert-Butyl N-(4-{6-methylimidazo[2,1-b][1,3]thiazole-5-carbonyl}phenyl)carbamate2680662-65-9C18H19N3O3S
- Methyl 2-[6-hydroxy-5,7-dimethyl-2-(methylamino)-1,3-benzothiazol-4-yl]-2-pyridin-3-ylacetate167889-90-9C18H19N3O3S
- 4-(2-Methoxyphenyl)-3-methyl-1-tosyl-1H-pyrazol-5-amine895013-43-1C18H19N3O3S
- 2-(1-Acetyl-3-(pyridin-4-yl)-1H-indol-5-yl)-N-methylethanesulfonamide1638617-34-1C18H19N3O3S
- N,5-Dimethyl-N,3-diphenyl-3,4-dihydro-2H-1,2,6-thiadiazine-4-carboxamide 1,1-dioxide3028193-13-4C18H19N3O3S
Frequently asked questions
What is the molar mass of C18H19N3O3S?
The molar mass of C18H19N3O3S is 357.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 360.1335 Da.
How many compounds have the formula C18H19N3O3S?
CompoundList lists 257 compounds with the molecular formula C18H19N3O3S, including Methyl 3-amino-5-(1-(4-methoxybenzyl)-5-methyl-1H-pyrazol-4-yl)thiophene-2-carboxylate, N-(1-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)naphthalene-1-sulfonamide, 3-Methyl-5-[4-(2-pyridin-2-ylacetyl)piperazine-1-carbonyl]thiophene-2-carbaldehyde. 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 C18H19N3O3S?
C18H19N3O3S 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.