C18H18FN3O3S
42 compounds have this formula on CompoundList.
- Molar mass
- 375.42g/mol
- Monoisotopic mass
- 375.1053Da
- Atoms
- 44
- Elements
- 6
- Rings plus double bonds
- 11
The formula C18H18FN3O3S describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 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 × 1857.59%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 184.83%1.008 × 18 = 18.144 g/mol
- F Fluorine × 15.06%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 311.19%14.007 × 3 = 42.021 g/mol
- O Oxygen × 312.78%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.54%32.06 × 1 = 32.060 g/mol
Compounds with the formula C18H18FN3O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 42 of 42 compounds
![2-[1-Ethyl-3-(furan-2-ylmethyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide chemical structure, C18H18FN3O3S, CAS 487001-66-1](/s/UYKOULSNMOLPPC-UHFFFAOYSA-N.svg)
![6-Ethanoyl-2-[2-(4-fluorophenyl)ethanoylamino]-5,7-dihydro-4H-thieno[2,3-c]pyridine-3-carboxamide chemical structure, C18H18FN3O3S, CAS 899958-58-8](/s/UXFPBAKURIRZAD-UHFFFAOYSA-N.svg)
![2-Fluoro-N-[2-[2-[2-(4-methylphenyl)sulfanylacetyl]hydrazinyl]-2-oxoethyl]benzamide chemical structure, C18H18FN3O3S, CAS 853589-11-4](/s/UYLCCGCOICPTCP-UHFFFAOYSA-N.svg)
![Methyl 2-(ethylsulfanyl)-5-(4-fluorophenyl)-7-methyl-4-oxo-3,4,5,8-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate chemical structure, C18H18FN3O3S, CAS 537004-51-6](/s/AKFQWIUBRSYWGK-UHFFFAOYSA-N.svg)
![4-(2-Fluorophenyl)-2-{[2-(morpholin-4-yl)-2-oxoethyl]sulfanyl}-6-oxo-1,4,5,6-tetrahydropyridine-3-carbonitrile chemical structure, C18H18FN3O3S, CAS 684238-03-7](/s/VOYAAVFUUVJPNJ-UHFFFAOYSA-N.svg)
![N-{2-[1-Acetyl-5-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-3-yl]phenyl}methanesulfonamide chemical structure, C18H18FN3O3S, CAS 921156-53-8](/s/AFWOLJMMZOMIPA-UHFFFAOYSA-N.svg)
![4-Fluoro-N'-[1-(phenylsulfonyl)-4-piperidinylidene]benzenecarbohydrazide chemical structure, C18H18FN3O3S, CAS 478248-21-4](/s/FRIXORPREKBJEZ-UHFFFAOYSA-N.svg)
![N-{4-[1-Acetyl-5-(3-fluorophenyl)-4,5-dihydro-1H-pyrazol-3-yl]phenyl}methanesulfonamide chemical structure, C18H18FN3O3S, CAS 851718-04-2](/s/XSYOZNUYWURFOD-UHFFFAOYSA-N.svg)
![N-Ethyl-4-fluoro-N-[[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]methyl]benzenesulfonamide chemical structure, C18H18FN3O3S, CAS 891404-80-1](/s/BAXYBEQUNZQWJY-UHFFFAOYSA-N.svg)
![Methyl 2-{[(5-fluoro-1-methyl-1H-indol-2-yl)carbonyl]amino}-5-(propan-2-yl)-1,3-thiazole-4-carboxylate chemical structure, C18H18FN3O3S, CAS 1374523-70-2](/s/AEGMTNLSAQJJLX-UHFFFAOYSA-N.svg)
![Ethyl 5-(3-fluorophenyl)-7-methyl-2-(methylthio)-4-oxo-3,4,5,8-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate chemical structure, C18H18FN3O3S, CAS 537045-49-1](/s/AVDBUQMFNYKBHP-UHFFFAOYSA-N.svg)
![N-[4-[2-(5-Fluoro-1H-indol-3-yl)ethylsulfamoyl]phenyl]acetamide chemical structure, C18H18FN3O3S, CAS 921097-45-2](/s/CDDNEWYDRWXUNO-UHFFFAOYSA-N.svg)
![2-Fluoro-N-({4-[(2-methoxyethyl)carbamoyl]phenyl}carbamothioyl)benzamide chemical structure, C18H18FN3O3S, CAS 940491-51-0](/s/LILJMJGDRHRVNT-UHFFFAOYSA-N.svg)
![3-({[(4-Fluorobenzoyl)amino]carbonothioyl}amino)-N-(2-methoxyethyl)benzamide chemical structure, C18H18FN3O3S, CAS 940504-97-2](/s/AUPXVARXYJBSOJ-UHFFFAOYSA-N.svg)
![2-(3-(2-Fluorobenzyl)-2,4-dioxo-3,4-dihydrothieno[3,2-d]pyrimidin-1(2H)-yl)-N-propylacetamide chemical structure, C18H18FN3O3S, CAS 1252922-90-9](/s/AKSXWVDFJJYMQU-UHFFFAOYSA-N.svg)
![N-(2-Fluorophenyl)-2-[3-(2-methylpropyl)-2,4-dioxo-3,4-dihydrothieno[3,2-d]pyrimidin-1(2H)-yl]acetamide chemical structure, C18H18FN3O3S, CAS 1260932-25-9](/s/PIMJWWWOOMVASK-UHFFFAOYSA-N.svg)
![N-(3-Fluorophenyl)-2-[3-(2-methylpropyl)-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl]acetamide chemical structure, C18H18FN3O3S, CAS 1260925-48-1](/s/XNFZAAWLQCVMFP-UHFFFAOYSA-N.svg)
![2-(3-Cyclopropyl-2,2-dioxo-1,3-dihydro-2lambda6,1,3-benzothiadiazol-1-yl)-N-[(4-fluorophenyl)methyl]acetamide chemical structure, C18H18FN3O3S, CAS 2097884-30-3](/s/BVCDDXOESWZVOT-UHFFFAOYSA-N.svg)
![2-(3-(4-Fluorobenzyl)-2,4-dioxo-3,4-dihydrothieno[3,2-d]pyrimidin-1(2H)-yl)-N-propylacetamide chemical structure, C18H18FN3O3S, CAS 1252859-04-3](/s/MJMKYDHHVGHCFU-UHFFFAOYSA-N.svg)
- 2-(3-Butyl-2,4-dioxo-3,4-dihydrothieno[3,2-d]pyrimidin-1(2H)-yl)-N-(4-fluorophenyl)acetamide1252822-13-1C18H18FN3O3S
- 1-(4-Fluorophenyl)-3-{2-[(2-methyl-1H-indol-3-yl)sulfonyl]ethyl}urea946350-50-1C18H18FN3O3S
- 1-(2-Fluorophenyl)-3-{2-[(2-methyl-1H-indol-3-yl)sulfonyl]ethyl}urea946291-32-3C18H18FN3O3S
- 5-{[(3-Fluorophenyl)methyl]sulfanyl}-6-(methoxymethyl)-1,3-dimethyl-1H,2H,3H,4H-pyrido[2,3-d]pyrimidine-2,4-dione946342-35-4C18H18FN3O3S
- 5-{[(2-Fluorophenyl)methyl]sulfanyl}-6-(methoxymethyl)-1,3-dimethyl-1H,2H,3H,4H-pyrido[2,3-d]pyrimidine-2,4-dione946337-50-4C18H18FN3O3S
- 2-(3-Butyl-2,4-dioxo-3,4-dihydrothieno[3,2-d]pyrimidin-1(2H)-yl)-N-(2-fluorophenyl)acetamide1252845-70-7C18H18FN3O3S
- N-(2-(7-Fluoro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)-2-(methylthio)nicotinamide1904021-56-2C18H18FN3O3S
- 5-Fluoro-2-methoxy-N-(2-(4-phenyl-1H-pyrazol-1-yl)ethyl)benzenesulfonamide2034505-24-1C18H18FN3O3S
- 2-((1-((4-Fluoro-2-methylphenyl)sulfonyl)piperidin-3-yl)oxy)isonicotinonitrile2034525-41-0C18H18FN3O3S
- (E)-N-(6-Fluoro-1,3-dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2-methyl-3-phenylacrylamide2035036-11-2C18H18FN3O3S
- 4-tert-Butyl-N-[(4-fluoro-3-nitrophenyl)carbamothioyl]benzamide428822-82-6C18H18FN3O3S
- 2-(6-Fluoro-1H-indol-1-yl)-N-[2-(4-sulfamoylphenyl)ethyl]acetamide1010881-00-1C18H18FN3O3S
- 4-(1,1-Dioxo-2H-1lambda6,2,4-benzothiadiazin-3-yl)-N-(4-fluorophenyl)-3-methylbutanamide933211-39-3C18H18FN3O3S
- 5-Fluoro-2-methoxy-N-[2-(2-methyl-1H-imidazol-1-yl)benzyl]benzenesulfonamide1269374-85-7C18H18FN3O3S
- 2-((1-((4-Fluorobenzyl)sulfonyl)piperidin-4-yl)oxy)nicotinonitrile1796968-50-7C18H18FN3O3S
- 2-{[1-(2-Fluorobenzenesulfonyl)piperidin-4-yl]methoxy}pyridine-4-carbonitrile2380040-45-7C18H18FN3O3S
- 2-{[1-(2-Fluorobenzenesulfonyl)piperidin-3-yl]methoxy}pyridine-4-carbonitrile2380061-55-0C18H18FN3O3S
- 4-Fluoro-N-{2-hydroxy-2-[4-(1H-pyrazol-1-yl)phenyl]ethyl}-2-methylbenzene-1-sulfonamide2415542-32-2C18H18FN3O3S
Frequently asked questions
What is the molar mass of C18H18FN3O3S?
The molar mass of C18H18FN3O3S is 375.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 375.1053 Da.
How many compounds have the formula C18H18FN3O3S?
CompoundList lists 42 compounds with the molecular formula C18H18FN3O3S, including 2-[1-Ethyl-3-(furan-2-ylmethyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide, 6-Ethanoyl-2-[2-(4-fluorophenyl)ethanoylamino]-5,7-dihydro-4H-thieno[2,3-c]pyridine-3-carboxamide, N-(3-Butoxyquinoxalin-2-yl)-4-fluorobenzene-1-sulfonamide. 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 C18H18FN3O3S?
C18H18FN3O3S 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.