CompoundList
Sign in
Molecular formula

C21H16FN3O2S2

19 compounds have this formula on CompoundList.

Molar mass
425.50g/mol
Monoisotopic mass
425.0668Da
Atoms
45
Elements
6
Rings plus double bonds
15

The formula C21H16FN3O2S2 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 2 oxygen atoms 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 × 2159.28%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 163.79%
    1.008 × 16 = 16.128 g/mol
  • F Fluorine × 14.46%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 39.88%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 27.52%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 215.07%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C21H16FN3O2S2

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

Showing 1 to 19 of 19 compounds

(5Z)-5-((3-(3-Fluoro-4-methoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-methyl-2-thioxo-1,3-thiazolidin-4-one chemical structure, C21H16FN3O2S2, CAS 624724-17-0
(5Z)-5-((3-(3-Fluoro-4-methoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-methyl-2-thioxo-1,3-thiazolidin-4-one
CAS 624724-17-0C21H16FN3O2S2
(5E)-3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-(4-fluorobenzylidene)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C21H16FN3O2S2, CAS 190653-57-7
(5E)-3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-(4-fluorobenzylidene)-2-thioxo-1,3-thiazolidin-4-one
CAS 190653-57-7C21H16FN3O2S2
N-(4-Fluorophenyl)-2-[(3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio]acetamide chemical structure, C21H16FN3O2S2, CAS 1040633-82-6
N-(4-Fluorophenyl)-2-[(3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio]acetamide
CAS 1040633-82-6C21H16FN3O2S2
N-(4-Fluorophenyl)-2-({3-methyl-4-oxo-6-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1105252-17-2
N-(4-Fluorophenyl)-2-({3-methyl-4-oxo-6-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1105252-17-2C21H16FN3O2S2
N-(2-Fluorophenyl)-2-[(3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio]acetamide chemical structure, C21H16FN3O2S2, CAS 1040633-70-2
N-(2-Fluorophenyl)-2-[(3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio]acetamide
CAS 1040633-70-2C21H16FN3O2S2
N-(3-Fluorophenyl)-2-({3-methyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1040633-76-8
N-(3-Fluorophenyl)-2-({3-methyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1040633-76-8C21H16FN3O2S2
(5Z)-3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-(2-fluorobenzylidene)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C21H16FN3O2S2, CAS 324072-58-4
(5Z)-3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-(2-fluorobenzylidene)-2-thioxo-1,3-thiazolidin-4-one
CAS 324072-58-4C21H16FN3O2S2
2-[7-(4-Fluorophenyl)-4-oxothieno[3,2-d]pyrimidin-3(4H)-yl]-N-[3-(methylsulfanyl)phenyl]acetamide chemical structure, C21H16FN3O2S2, CAS 1207050-82-5
2-[7-(4-Fluorophenyl)-4-oxothieno[3,2-d]pyrimidin-3(4H)-yl]-N-[3-(methylsulfanyl)phenyl]acetamide
CAS 1207050-82-5C21H16FN3O2S2
2-{[3-(2-Fluorobenzyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-phenylacetamide chemical structure, C21H16FN3O2S2, CAS 1252920-17-4
2-{[3-(2-Fluorobenzyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-phenylacetamide
CAS 1252920-17-4C21H16FN3O2S2
N-Benzyl-2-{[3-(2-fluorophenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide chemical structure, C21H16FN3O2S2, CAS 1260629-67-1
N-Benzyl-2-{[3-(2-fluorophenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide
CAS 1260629-67-1C21H16FN3O2S2
2-{[3-(2-Fluorophenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-(3-methylphenyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1260934-36-8
2-{[3-(2-Fluorophenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-(3-methylphenyl)acetamide
CAS 1260934-36-8C21H16FN3O2S2
2-{[3-(2-Fluorophenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-methyl-N-phenylacetamide chemical structure, C21H16FN3O2S2, CAS 1260941-45-4
2-{[3-(2-Fluorophenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-methyl-N-phenylacetamide
CAS 1260941-45-4C21H16FN3O2S2
N-(4-Fluorophenyl)-2-{[3-(2-methylphenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide chemical structure, C21H16FN3O2S2, CAS 1291833-99-2
N-(4-Fluorophenyl)-2-{[3-(2-methylphenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide
CAS 1291833-99-2C21H16FN3O2S2
N-(2-Fluorophenyl)-2-{[3-(2-methylphenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide chemical structure, C21H16FN3O2S2, CAS 1291848-39-9
N-(2-Fluorophenyl)-2-{[3-(2-methylphenyl)-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide
CAS 1291848-39-9C21H16FN3O2S2
N-(2-Fluorophenyl)-2-({3-methyl-4-oxo-6-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1105199-85-6
N-(2-Fluorophenyl)-2-({3-methyl-4-oxo-6-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1105199-85-6C21H16FN3O2S2
2-({3-Benzyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(4-fluorophenyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1252854-15-1
2-({3-Benzyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(4-fluorophenyl)acetamide
CAS 1252854-15-1C21H16FN3O2S2
2-({3-Benzyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(2-fluorophenyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1252908-76-1
2-({3-Benzyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(2-fluorophenyl)acetamide
CAS 1252908-76-1C21H16FN3O2S2
2-({3-Benzyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(3-fluorophenyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1252816-05-9
2-({3-Benzyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(3-fluorophenyl)acetamide
CAS 1252816-05-9C21H16FN3O2S2
2-((4-Fluorophenyl)thio)-N-(2-((3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)acetamide chemical structure, C21H16FN3O2S2, CAS 1797068-78-0
2-((4-Fluorophenyl)thio)-N-(2-((3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)acetamide
CAS 1797068-78-0C21H16FN3O2S2

Frequently asked questions

What is the molar mass of C21H16FN3O2S2?

The molar mass of C21H16FN3O2S2 is 425.50 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 425.0668 Da.

How many compounds have the formula C21H16FN3O2S2?

CompoundList lists 19 compounds with the molecular formula C21H16FN3O2S2, including (5Z)-5-((3-(3-Fluoro-4-methoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-methyl-2-thioxo-1,3-thiazolidin-4-one, (5E)-3-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-5-(4-fluorobenzylidene)-2-thioxo-1,3-thiazolidin-4-one, N-(4-Fluorophenyl)-2-[(3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio]acetamide. 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 C21H16FN3O2S2?

C21H16FN3O2S2 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.