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Molecular formula

C21H16FN3OS2

15 compounds have this formula on CompoundList.

Molar mass
409.50g/mol
Monoisotopic mass
409.0719Da
Atoms
44
Elements
6
Rings plus double bonds
15

The formula C21H16FN3OS2 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 1 oxygen atom and 2 sulfur atoms. 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 × 2161.60%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 163.94%
    1.008 × 16 = 16.128 g/mol
  • F Fluorine × 14.64%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 310.26%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 13.91%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 215.66%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C21H16FN3OS2

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

Showing 1 to 15 of 15 compounds

(5Z)-5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-methyl-2-thioxo-1,3-thiazolidin-4-one chemical structure, C21H16FN3OS2, CAS 623936-10-7
(5Z)-5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-methyl-2-thioxo-1,3-thiazolidin-4-one
CAS 623936-10-7C21H16FN3OS2
N-(4-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-2-ylmethyl)acetamide chemical structure, C21H16FN3OS2, CAS 898350-76-0
N-(4-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-2-ylmethyl)acetamide
CAS 898350-76-0C21H16FN3OS2
3-Amino-N-(4-fluorophenyl)-4-(thiophen-2-yl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide chemical structure, C21H16FN3OS2, CAS 434291-83-5
3-Amino-N-(4-fluorophenyl)-4-(thiophen-2-yl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide
CAS 434291-83-5C21H16FN3OS2
N-(2-Fluorophenyl)-2-{[5-(4-methylphenyl)thieno[2,3-d]pyrimidin-4-yl]sulfanyl}acetamide chemical structure, C21H16FN3OS2, CAS 457905-81-6
N-(2-Fluorophenyl)-2-{[5-(4-methylphenyl)thieno[2,3-d]pyrimidin-4-yl]sulfanyl}acetamide
CAS 457905-81-6C21H16FN3OS2
3-Ethyl-5-[[3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl]methylene]-2-thioxo-4-thiazolidinone chemical structure, C21H16FN3OS2, CAS 302938-07-4
3-Ethyl-5-[[3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl]methylene]-2-thioxo-4-thiazolidinone
CAS 302938-07-4C21H16FN3OS2
2-[[5-(3-Fluorophenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-1-(5-methylthiophen-2-yl)ethanone chemical structure, C21H16FN3OS2, CAS 345991-20-0
2-[[5-(3-Fluorophenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-1-(5-methylthiophen-2-yl)ethanone
CAS 345991-20-0C21H16FN3OS2
3-Amino-6-(4-fluorophenyl)-N-(4-methylsulfanylphenyl)thieno[2,3-b]pyridine-2-carboxamide chemical structure, C21H16FN3OS2, CAS 625370-58-3
3-Amino-6-(4-fluorophenyl)-N-(4-methylsulfanylphenyl)thieno[2,3-b]pyridine-2-carboxamide
CAS 625370-58-3C21H16FN3OS2
N-(4-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-3-ylmethyl)acetamide chemical structure, C21H16FN3OS2, CAS 941909-17-7
N-(4-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-3-ylmethyl)acetamide
CAS 941909-17-7C21H16FN3OS2
N-(3-Fluorophenyl)-2-{[5-(4-methylphenyl)thieno[2,3-d]pyrimidin-4-yl]sulfanyl}acetamide chemical structure, C21H16FN3OS2, CAS 577699-13-9
N-(3-Fluorophenyl)-2-{[5-(4-methylphenyl)thieno[2,3-d]pyrimidin-4-yl]sulfanyl}acetamide
CAS 577699-13-9C21H16FN3OS2
N-(4-Fluorophenyl)-2-{[5-(4-methylphenyl)thieno[2,3-d]pyrimidin-4-yl]sulfanyl}acetamide chemical structure, C21H16FN3OS2, CAS 457905-76-9
N-(4-Fluorophenyl)-2-{[5-(4-methylphenyl)thieno[2,3-d]pyrimidin-4-yl]sulfanyl}acetamide
CAS 457905-76-9C21H16FN3OS2
N-(5-((3-Fluorobenzyl)thio)-1,3,4-thiadiazol-2-yl)-2-(naphthalen-1-yl)acetamide chemical structure, C21H16FN3OS2, CAS 392317-56-5
N-(5-((3-Fluorobenzyl)thio)-1,3,4-thiadiazol-2-yl)-2-(naphthalen-1-yl)acetamide
CAS 392317-56-5C21H16FN3OS2
N-(Benzo[d]thiazol-2-yl)-2-((4-fluorophenyl)thio)-N-(pyridin-2-ylmethyl)acetamide chemical structure, C21H16FN3OS2, CAS 886899-05-4
N-(Benzo[d]thiazol-2-yl)-2-((4-fluorophenyl)thio)-N-(pyridin-2-ylmethyl)acetamide
CAS 886899-05-4C21H16FN3OS2
N-(6-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-2-ylmethyl)acetamide chemical structure, C21H16FN3OS2, CAS 898350-70-4
N-(6-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-2-ylmethyl)acetamide
CAS 898350-70-4C21H16FN3OS2
N-(6-Fluorobenzo[d]thiazol-2-yl)-3-(methylthio)-N-(pyridin-2-ylmethyl)benzamide chemical structure, C21H16FN3OS2, CAS 886938-26-7
N-(6-Fluorobenzo[d]thiazol-2-yl)-3-(methylthio)-N-(pyridin-2-ylmethyl)benzamide
CAS 886938-26-7C21H16FN3OS2
2-[(4-Fluorophenyl)sulfanyl]-N-(2-methyl-5-{[1,3]thiazolo[5,4-b]pyridin-2-yl}phenyl)acetamide chemical structure, C21H16FN3OS2, CAS 2327646-10-4
2-[(4-Fluorophenyl)sulfanyl]-N-(2-methyl-5-{[1,3]thiazolo[5,4-b]pyridin-2-yl}phenyl)acetamide
CAS 2327646-10-4C21H16FN3OS2

Frequently asked questions

What is the molar mass of C21H16FN3OS2?

The molar mass of C21H16FN3OS2 is 409.50 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 1 oxygen atom and 2 sulfur atoms. The monoisotopic mass is 409.0719 Da.

How many compounds have the formula C21H16FN3OS2?

CompoundList lists 15 compounds with the molecular formula C21H16FN3OS2, including (5Z)-5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-methyl-2-thioxo-1,3-thiazolidin-4-one, N-(4-Fluorobenzo[d]thiazol-2-yl)-2-(phenylthio)-N-(pyridin-2-ylmethyl)acetamide, 3-Amino-N-(4-fluorophenyl)-4-(thiophen-2-yl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-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 C21H16FN3OS2?

C21H16FN3OS2 has a degree of unsaturation of 15. 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.