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Molecular formula

C21H18F2N4O3S

22 compounds have this formula on CompoundList.

Molar mass
444.46g/mol
Monoisotopic mass
444.1068Da
Atoms
49
Elements
6
Rings plus double bonds
14

The formula C21H18F2N4O3S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 2 fluorine atoms, 4 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 × 2156.75%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 184.08%
    1.008 × 18 = 18.144 g/mol
  • F Fluorine × 28.55%
    18.998 × 2 = 37.996 g/mol
  • N Nitrogen × 412.61%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 310.80%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 17.21%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H18F2N4O3S

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

Showing 1 to 22 of 22 compounds

N-(2,4-Difluorophenyl)-2-{[3-(2-methoxyethyl)-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-2-yl]sulfanyl}acetamide chemical structure, C21H18F2N4O3S, CAS 888437-63-6
N-(2,4-Difluorophenyl)-2-{[3-(2-methoxyethyl)-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-2-yl]sulfanyl}acetamide
CAS 888437-63-6C21H18F2N4O3S
4-(4-Fluorobenzenesulfonyl)-2-(4-fluorophenyl)-N-[3-(1H-imidazol-1-yl)propyl]-1,3-oxazol-5-amine chemical structure, C21H18F2N4O3S, CAS 823828-94-0
4-(4-Fluorobenzenesulfonyl)-2-(4-fluorophenyl)-N-[3-(1H-imidazol-1-yl)propyl]-1,3-oxazol-5-amine
CAS 823828-94-0C21H18F2N4O3S
N-((5-((2-(3,4-Dihydroquinolin-1(2H)-yl)-2-oxoethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)-2,6-difluorobenzamide chemical structure, C21H18F2N4O3S, CAS 906155-39-3
N-((5-((2-(3,4-Dihydroquinolin-1(2H)-yl)-2-oxoethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)-2,6-difluorobenzamide
CAS 906155-39-3C21H18F2N4O3S
N-(2-(2-(3,4-Dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,6-difluorobenzamide chemical structure, C21H18F2N4O3S, CAS 894046-32-3
N-(2-(2-(3,4-Dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,6-difluorobenzamide
CAS 894046-32-3C21H18F2N4O3S
N-(3,4-Difluorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-8-sulfonamide chemical structure, C21H18F2N4O3S, CAS 1251694-98-0
N-(3,4-Difluorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-8-sulfonamide
CAS 1251694-98-0C21H18F2N4O3S
N-[(3-Fluoro-4-methoxyphenyl)methyl]-N-(4-fluorophenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide chemical structure, C21H18F2N4O3S, CAS 1251663-09-8
N-[(3-Fluoro-4-methoxyphenyl)methyl]-N-(4-fluorophenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide
CAS 1251663-09-8C21H18F2N4O3S
N-(3,5-Difluorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide chemical structure, C21H18F2N4O3S, CAS 1251620-75-3
N-(3,5-Difluorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide
CAS 1251620-75-3C21H18F2N4O3S
N-(2,4-Difluorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide chemical structure, C21H18F2N4O3S, CAS 1251561-38-2
N-(2,4-Difluorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide
CAS 1251561-38-2C21H18F2N4O3S
N-(2,5-Difluorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide chemical structure, C21H18F2N4O3S, CAS 1251678-91-7
N-(2,5-Difluorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide
CAS 1251678-91-7C21H18F2N4O3S
N-(4-Fluoro-2-methylphenyl)-2-[4-(3-fluorophenyl)-1,1-dioxo-2H,3H,4H-1lambda6-pyrido[2,3-e][1,2,4]thiadiazin-2-yl]acetamide chemical structure, C21H18F2N4O3S, CAS 1251624-43-7
N-(4-Fluoro-2-methylphenyl)-2-[4-(3-fluorophenyl)-1,1-dioxo-2H,3H,4H-1lambda6-pyrido[2,3-e][1,2,4]thiadiazin-2-yl]acetamide
CAS 1251624-43-7C21H18F2N4O3S
N-(2-(3-(1H-Indol-1-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-1-(2,5-difluorophenyl)methanesulfonamide chemical structure, C21H18F2N4O3S, CAS 1448043-63-7
N-(2-(3-(1H-Indol-1-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-1-(2,5-difluorophenyl)methanesulfonamide
CAS 1448043-63-7C21H18F2N4O3S
N-[(3,5-Difluorophenyl)methyl]-N-(4-methoxyphenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide chemical structure, C21H18F2N4O3S, CAS 1251678-50-8
N-[(3,5-Difluorophenyl)methyl]-N-(4-methoxyphenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide
CAS 1251678-50-8C21H18F2N4O3S
N-(3,4-Difluorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide chemical structure, C21H18F2N4O3S, CAS 1251670-44-6
N-(3,4-Difluorophenyl)-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide
CAS 1251670-44-6C21H18F2N4O3S
N-(3-Fluoro-4-methylphenyl)-2-(4-(3-fluorophenyl)-1,1-dioxido-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide chemical structure, C21H18F2N4O3S, CAS 1251597-12-2
N-(3-Fluoro-4-methylphenyl)-2-(4-(3-fluorophenyl)-1,1-dioxido-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide
CAS 1251597-12-2C21H18F2N4O3S
N-(4-Fluorobenzyl)-2-(4-(3-fluorophenyl)-1,1-dioxido-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide chemical structure, C21H18F2N4O3S, CAS 1251679-24-9
N-(4-Fluorobenzyl)-2-(4-(3-fluorophenyl)-1,1-dioxido-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide
CAS 1251679-24-9C21H18F2N4O3S
1-{[1,5-Dimethyl-4-(pyrrolidin-1-ylsulfonyl)-1H-pyrrol-2-yl]carbonyl}-1H-imidazole chemical structure, C21H18F2N4O3S, CAS 1113102-26-3
1-{[1,5-Dimethyl-4-(pyrrolidin-1-ylsulfonyl)-1H-pyrrol-2-yl]carbonyl}-1H-imidazole
CAS 1113102-26-3C21H18F2N4O3S
2-[4-(2-{1-[(3,5-Dimethylisoxazol-4-yl)sulfonyl]piperidin-4-yl}propanoyl)piperazin-1-yl]pyrimidine chemical structure, C21H18F2N4O3S, CAS 1112435-96-7
2-[4-(2-{1-[(3,5-Dimethylisoxazol-4-yl)sulfonyl]piperidin-4-yl}propanoyl)piperazin-1-yl]pyrimidine
CAS 1112435-96-7C21H18F2N4O3S
Bet-IN-15 chemical structure, C21H18F2N4O3S, CAS 2408994-22-7
Bet-IN-15
CAS 2408994-22-7C21H18F2N4O3S
N-(2-(2-(3,4-Dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-3,4-difluorobenzamide chemical structure, C21H18F2N4O3S, CAS 894046-86-7
N-(2-(2-(3,4-Dimethoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-3,4-difluorobenzamide
CAS 894046-86-7C21H18F2N4O3S
N-[(3-Fluoro-4-methoxyphenyl)methyl]-N-(3-fluorophenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide chemical structure, C21H18F2N4O3S, CAS 1251678-64-4
N-[(3-Fluoro-4-methoxyphenyl)methyl]-N-(3-fluorophenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide
CAS 1251678-64-4C21H18F2N4O3S
N-(3,4-Difluorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide chemical structure, C21H18F2N4O3S, CAS 1251620-70-8
N-(3,4-Difluorophenyl)-N-[(3-methoxyphenyl)methyl]-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-6-sulfonamide
CAS 1251620-70-8C21H18F2N4O3S
N-(3-Fluoro-4-methylphenyl)-2-[4-(4-fluorophenyl)-1,1-dioxo-2H,3H,4H-1lambda6-pyrido[2,3-e][1,2,4]thiadiazin-2-yl]acetamide chemical structure, C21H18F2N4O3S, CAS 1251546-19-6
N-(3-Fluoro-4-methylphenyl)-2-[4-(4-fluorophenyl)-1,1-dioxo-2H,3H,4H-1lambda6-pyrido[2,3-e][1,2,4]thiadiazin-2-yl]acetamide
CAS 1251546-19-6C21H18F2N4O3S

Frequently asked questions

What is the molar mass of C21H18F2N4O3S?

The molar mass of C21H18F2N4O3S is 444.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 2 fluorine atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 444.1068 Da.

How many compounds have the formula C21H18F2N4O3S?

CompoundList lists 22 compounds with the molecular formula C21H18F2N4O3S, including N-(2,4-Difluorophenyl)-2-{[3-(2-methoxyethyl)-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-2-yl]sulfanyl}acetamide, 4-(4-Fluorobenzenesulfonyl)-2-(4-fluorophenyl)-N-[3-(1H-imidazol-1-yl)propyl]-1,3-oxazol-5-amine, N-((5-((2-(3,4-Dihydroquinolin-1(2H)-yl)-2-oxoethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)-2,6-difluorobenzamide. 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 C21H18F2N4O3S?

C21H18F2N4O3S has a degree of unsaturation of 14. 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.