CompoundList
Molecular formula

C21H21N3OS

107 compounds have this formula on CompoundList.

Molar mass
363.48g/mol
Monoisotopic mass
363.1405Da
Atoms
47
Elements
5
Rings plus double bonds
13

The formula C21H21N3OS describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 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 × 2169.39%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 215.82%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 311.56%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.40%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 18.82%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H21N3OS

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

Showing 1 to 100 of 107 compounds

5-(Allylamino)-2-(4-methylphenyl)-4-[(4-methylphenyl)sulfanyl]-3(2H)-pyridazinone chemical structure, C21H21N3OS, CAS 478066-89-6
5-(Allylamino)-2-(4-methylphenyl)-4-[(4-methylphenyl)sulfanyl]-3(2H)-pyridazinone
CAS 478066-89-6C21H21N3OS
4-{6-[(4-Methylphenyl)sulfanyl]-2-phenyl-4-pyrimidinyl}morpholine chemical structure, C21H21N3OS, CAS 339018-75-6
4-{6-[(4-Methylphenyl)sulfanyl]-2-phenyl-4-pyrimidinyl}morpholine
CAS 339018-75-6C21H21N3OS
N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-phenylacetamide chemical structure, C21H21N3OS, CAS 396724-33-7
N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-phenylacetamide
CAS 396724-33-7C21H21N3OS
2-(4-Oxo-3-prop-2-enylspiro[6H-benzo[h]quinazoline-5,1'-cyclopentane]-2-yl)sulfanylacetonitrile chemical structure, C21H21N3OS, CAS 316360-54-0
2-(4-Oxo-3-prop-2-enylspiro[6H-benzo[h]quinazoline-5,1'-cyclopentane]-2-yl)sulfanylacetonitrile
CAS 316360-54-0C21H21N3OS
N-Phenyl-2-[(3-phenyl-1,4-diazaspiro[4.4]nona-1,3-dien-2-yl)sulfanyl]acetamide chemical structure, C21H21N3OS, CAS 899906-62-8
N-Phenyl-2-[(3-phenyl-1,4-diazaspiro[4.4]nona-1,3-dien-2-yl)sulfanyl]acetamide
CAS 899906-62-8C21H21N3OS
3,4-Dimethyl-N-[2-(2-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide chemical structure, C21H21N3OS, CAS 396721-87-2
3,4-Dimethyl-N-[2-(2-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide
CAS 396721-87-2C21H21N3OS
3-(3,5-Dimethylphenyl)-2-(propylthio)-3H-pyrimido[5,4-b]indol-4(5H)-one chemical structure, C21H21N3OS, CAS 536705-88-1
3-(3,5-Dimethylphenyl)-2-(propylthio)-3H-pyrimido[5,4-b]indol-4(5H)-one
CAS 536705-88-1C21H21N3OS
N-(2-(2,4-Dimethylphenyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3-methylbenzamide chemical structure, C21H21N3OS, CAS 396719-84-9
N-(2-(2,4-Dimethylphenyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3-methylbenzamide
CAS 396719-84-9C21H21N3OS
3,4-Dimethyl-N-(2-(p-tolyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide chemical structure, C21H21N3OS, CAS 361172-15-8
3,4-Dimethyl-N-(2-(p-tolyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide
CAS 361172-15-8C21H21N3OS
N-[2-(2,3-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-methylbenzamide chemical structure, C21H21N3OS, CAS 450343-85-8
N-[2-(2,3-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-methylbenzamide
CAS 450343-85-8C21H21N3OS
N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-4-methylbenzamide chemical structure, C21H21N3OS, CAS 396719-90-7
N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-4-methylbenzamide
CAS 396719-90-7C21H21N3OS
N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-methylbenzamide chemical structure, C21H21N3OS, CAS 396719-77-0
N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-methylbenzamide
CAS 396719-77-0C21H21N3OS
3,4-Dimethyl-N-(2-(m-tolyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide chemical structure, C21H21N3OS, CAS 361477-68-1
3,4-Dimethyl-N-(2-(m-tolyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide
CAS 361477-68-1C21H21N3OS
N-[2-(3,5-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-4-methylbenzamide chemical structure, C21H21N3OS, CAS 361171-93-9
N-[2-(3,5-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-4-methylbenzamide
CAS 361171-93-9C21H21N3OS
N-[2-(2,3-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-4-methylbenzamide chemical structure, C21H21N3OS, CAS 450343-87-0
N-[2-(2,3-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-4-methylbenzamide
CAS 450343-87-0C21H21N3OS
3,5-Dimethyl-N-[2-(4-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide chemical structure, C21H21N3OS, CAS 450340-34-8
3,5-Dimethyl-N-[2-(4-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide
CAS 450340-34-8C21H21N3OS
3,5-Dimethyl-N-[2-(2-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide chemical structure, C21H21N3OS, CAS 450340-22-4
3,5-Dimethyl-N-[2-(2-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide
CAS 450340-22-4C21H21N3OS
N-[2-(2,3-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-3-methylbenzamide chemical structure, C21H21N3OS, CAS 450343-86-9
N-[2-(2,3-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-3-methylbenzamide
CAS 450343-86-9C21H21N3OS
5-[(4-tert-Butylphenyl)methylsulfanyl]-2H-imidazo[1,2-c]quinazolin-3-one chemical structure, C21H21N3OS, CAS 443673-72-1
5-[(4-tert-Butylphenyl)methylsulfanyl]-2H-imidazo[1,2-c]quinazolin-3-one
CAS 443673-72-1C21H21N3OS
Thiomorpholino(4-(p-tolylamino)quinolin-2-yl)methanone chemical structure, C21H21N3OS, CAS 1226442-01-8
Thiomorpholino(4-(p-tolylamino)quinolin-2-yl)methanone
CAS 1226442-01-8C21H21N3OS
Thiomorpholino(4-(m-tolylamino)quinolin-2-yl)methanone chemical structure, C21H21N3OS, CAS 1207042-40-7
Thiomorpholino(4-(m-tolylamino)quinolin-2-yl)methanone
CAS 1207042-40-7C21H21N3OS
2-(Methylthio)-N-phenethyl-N-(pyridin-2-ylmethyl)nicotinamide chemical structure, C21H21N3OS, CAS 1286718-19-1
2-(Methylthio)-N-phenethyl-N-(pyridin-2-ylmethyl)nicotinamide
CAS 1286718-19-1C21H21N3OS
3-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-(4-isopropylphenyl)thieno[2,3-d]pyrimidin-4(3H)-one chemical structure, C21H21N3OS, CAS 379246-30-7
3-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-(4-isopropylphenyl)thieno[2,3-d]pyrimidin-4(3H)-one
CAS 379246-30-7C21H21N3OS
1-[(5,6-Diphenyl-1,2,4-triazin-3-yl)sulfanyl]-3,3-dimethylbutan-2-one chemical structure, C21H21N3OS, CAS 454224-01-2
1-[(5,6-Diphenyl-1,2,4-triazin-3-yl)sulfanyl]-3,3-dimethylbutan-2-one
CAS 454224-01-2C21H21N3OS

Frequently asked questions

What is the molar mass of C21H21N3OS?

The molar mass of C21H21N3OS is 363.48 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 363.1405 Da.

How many compounds have the formula C21H21N3OS?

CompoundList lists 107 compounds with the molecular formula C21H21N3OS, including 5-(Allylamino)-2-(4-methylphenyl)-4-[(4-methylphenyl)sulfanyl]-3(2H)-pyridazinone, 4-{6-[(4-Methylphenyl)sulfanyl]-2-phenyl-4-pyrimidinyl}morpholine, N-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-phenylacetamide. 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 C21H21N3OS?

C21H21N3OS has a degree of unsaturation of 13. 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.