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Molecular formula

C21H18FN3OS

24 compounds have this formula on CompoundList.

Molar mass
379.45g/mol
Monoisotopic mass
379.1155Da
Atoms
45
Elements
6
Rings plus double bonds
14

The formula C21H18FN3OS describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 1 oxygen atom 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 × 2166.47%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 184.78%
    1.008 × 18 = 18.144 g/mol
  • F Fluorine × 15.01%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 311.07%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.22%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 18.45%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H18FN3OS

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

Showing 1 to 24 of 24 compounds

1-(3,4-Dihydro-2H-quinolin-1-yl)-2-[6-(4-fluorophenyl)pyridazin-3-yl]sulfanylethanone chemical structure, C21H18FN3OS, CAS 872695-11-9
1-(3,4-Dihydro-2H-quinolin-1-yl)-2-[6-(4-fluorophenyl)pyridazin-3-yl]sulfanylethanone
CAS 872695-11-9C21H18FN3OS
3-(Benzyloxy)benzaldehyde N-(4-fluorophenyl)thiosemicarbazone chemical structure, C21H18FN3OS, CAS 767332-56-9
3-(Benzyloxy)benzaldehyde N-(4-fluorophenyl)thiosemicarbazone
CAS 767332-56-9C21H18FN3OS
N-(2,4-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 932995-99-8
N-(2,4-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide
CAS 932995-99-8C21H18FN3OS
2-(4-Ethoxyphenyl)-4-[(2-fluorobenzyl)thio]pyrazolo[1,5-a]pyrazine chemical structure, C21H18FN3OS, CAS 1040663-90-8
2-(4-Ethoxyphenyl)-4-[(2-fluorobenzyl)thio]pyrazolo[1,5-a]pyrazine
CAS 1040663-90-8C21H18FN3OS
N-[(4-Fluorophenyl)methyl]-2-[6-(4-methylphenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide chemical structure, C21H18FN3OS, CAS 897463-79-5
N-[(4-Fluorophenyl)methyl]-2-[6-(4-methylphenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide
CAS 897463-79-5C21H18FN3OS
N-(2,3-Dimethylphenyl)-2-(6-(4-fluorophenyl)imidazo[2,1-b]thiazol-3-yl)acetamide chemical structure, C21H18FN3OS, CAS 897464-59-4
N-(2,3-Dimethylphenyl)-2-(6-(4-fluorophenyl)imidazo[2,1-b]thiazol-3-yl)acetamide
CAS 897464-59-4C21H18FN3OS
2-(Diphenylacetyl)-N-(4-fluorophenyl)hydrazinecarbothioamide chemical structure, C21H18FN3OS, CAS 314764-78-8
2-(Diphenylacetyl)-N-(4-fluorophenyl)hydrazinecarbothioamide
CAS 314764-78-8C21H18FN3OS
N-(2,3-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 946231-48-7
N-(2,3-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxamide
CAS 946231-48-7C21H18FN3OS
(2E)-2-[4-(4-Ethoxyphenyl)-1,3-thiazol-2-yl]-3-[(5-fluoro-2-methylphenyl)amino]prop-2-enenitrile chemical structure, C21H18FN3OS, CAS 477298-01-4
(2E)-2-[4-(4-Ethoxyphenyl)-1,3-thiazol-2-yl]-3-[(5-fluoro-2-methylphenyl)amino]prop-2-enenitrile
CAS 477298-01-4C21H18FN3OS
N-(3,5-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 946275-58-7
N-(3,5-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide
CAS 946275-58-7C21H18FN3OS
N-(2,5-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 933216-63-8
N-(2,5-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide
CAS 933216-63-8C21H18FN3OS
N-(2,4-Dimethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide chemical structure, C21H18FN3OS, CAS 897464-60-7
N-(2,4-Dimethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide
CAS 897464-60-7C21H18FN3OS
2-[6-(4-Fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]-N-(2-phenylethyl)acetamide chemical structure, C21H18FN3OS, CAS 895802-09-2
2-[6-(4-Fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]-N-(2-phenylethyl)acetamide
CAS 895802-09-2C21H18FN3OS
N-(3,5-Dimethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide chemical structure, C21H18FN3OS, CAS 897464-31-2
N-(3,5-Dimethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide
CAS 897464-31-2C21H18FN3OS
N-(3,4-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 946359-08-6
N-(3,4-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide
CAS 946359-08-6C21H18FN3OS
3-Ethyl-2-((4-fluorobenzyl)thio)-7-phenyl-3H-pyrrolo[3,2-d]pyrimidin-4(5H)-one chemical structure, C21H18FN3OS, CAS 2034588-58-2
3-Ethyl-2-((4-fluorobenzyl)thio)-7-phenyl-3H-pyrrolo[3,2-d]pyrimidin-4(5H)-one
CAS 2034588-58-2C21H18FN3OS
N-(4-Ethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide chemical structure, C21H18FN3OS, CAS 897464-51-6
N-(4-Ethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide
CAS 897464-51-6C21H18FN3OS
N-(2,5-Dimethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide chemical structure, C21H18FN3OS, CAS 897464-63-0
N-(2,5-Dimethylphenyl)-2-[6-(4-fluorophenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide
CAS 897464-63-0C21H18FN3OS
6-(4-Fluorophenyl)-3-methyl-N-(4-methylbenzyl)imidazo[2,1-b]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 946307-51-3
6-(4-Fluorophenyl)-3-methyl-N-(4-methylbenzyl)imidazo[2,1-b]thiazole-2-carboxamide
CAS 946307-51-3C21H18FN3OS
N-(4-Ethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 933212-06-7
N-(4-Ethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxamide
CAS 933212-06-7C21H18FN3OS
N-(2-Ethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxamide chemical structure, C21H18FN3OS, CAS 932995-91-0
N-(2-Ethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxamide
CAS 932995-91-0C21H18FN3OS
N-[Cyano(4-ethylphenyl)methyl]-2-(2-fluorophenyl)-N-methyl-1,3-thiazole-5-carboxamide chemical structure, C21H18FN3OS, CAS 2094510-42-4
N-[Cyano(4-ethylphenyl)methyl]-2-(2-fluorophenyl)-N-methyl-1,3-thiazole-5-carboxamide
CAS 2094510-42-4C21H18FN3OS
1-Benzyl-6-fluoro-4-oxo-7-thiomorpholin-4-ylquinoline-3-carbonitrile chemical structure, C21H18FN3OS, CAS 1359864-75-7
1-Benzyl-6-fluoro-4-oxo-7-thiomorpholin-4-ylquinoline-3-carbonitrile
CAS 1359864-75-7C21H18FN3OS
1-(4-Fluorophenyl)-3-methyl-N-(1-phenylethyl)-1H-thieno[2,3-c]pyrazole-5-carboxamide chemical structure, C21H18FN3OS, CAS 1358061-40-1
1-(4-Fluorophenyl)-3-methyl-N-(1-phenylethyl)-1H-thieno[2,3-c]pyrazole-5-carboxamide
CAS 1358061-40-1C21H18FN3OS

Frequently asked questions

What is the molar mass of C21H18FN3OS?

The molar mass of C21H18FN3OS is 379.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 379.1155 Da.

How many compounds have the formula C21H18FN3OS?

CompoundList lists 24 compounds with the molecular formula C21H18FN3OS, including 1-(3,4-Dihydro-2H-quinolin-1-yl)-2-[6-(4-fluorophenyl)pyridazin-3-yl]sulfanylethanone, 3-(Benzyloxy)benzaldehyde N-(4-fluorophenyl)thiosemicarbazone, N-(2,4-Dimethylphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide. 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 C21H18FN3OS?

C21H18FN3OS 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.