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Molecular formula

C20H18N2OS2

18 compounds have this formula on CompoundList.

Molar mass
366.50g/mol
Monoisotopic mass
366.0861Da
Atoms
43
Elements
5
Rings plus double bonds
13

The formula C20H18N2OS2 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 2 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 × 2065.54%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 184.95%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 27.64%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 14.37%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 217.50%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C20H18N2OS2

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

Showing 1 to 18 of 18 compounds

3-Benzyl-2-prop-2-ynylsulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one chemical structure, C20H18N2OS2, CAS 337349-70-9
3-Benzyl-2-prop-2-ynylsulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
CAS 337349-70-9C20H18N2OS2
2-((2-Phenyl-5,6,7,8-tetrahydroquinazolin-4-yl)thio)-1-(thiophen-2-yl)ethanone chemical structure, C20H18N2OS2, CAS 654635-98-0
2-((2-Phenyl-5,6,7,8-tetrahydroquinazolin-4-yl)thio)-1-(thiophen-2-yl)ethanone
CAS 654635-98-0C20H18N2OS2
2-[(2-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C20H18N2OS2, CAS 686770-87-6
2-[(2-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 686770-87-6C20H18N2OS2
2-Benzylsulfanyl-3-(4-methylphenyl)-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C20H18N2OS2, CAS 686771-68-6
2-Benzylsulfanyl-3-(4-methylphenyl)-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 686771-68-6C20H18N2OS2
2-[(3-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C20H18N2OS2, CAS 686770-89-8
2-[(3-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 686770-89-8C20H18N2OS2
2-[(4-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C20H18N2OS2, CAS 686770-91-2
2-[(4-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 686770-91-2C20H18N2OS2
(E)-N-(4-(5,6,7,8-Tetrahydronaphthalen-2-yl)thiazol-2-yl)-3-(thiophen-2-yl)acrylamide chemical structure, C20H18N2OS2, CAS 684233-07-6
(E)-N-(4-(5,6,7,8-Tetrahydronaphthalen-2-yl)thiazol-2-yl)-3-(thiophen-2-yl)acrylamide
CAS 684233-07-6C20H18N2OS2
7-tert-Butyl-2-mercapto-3-phenyl[1]benzothieno[2,3-d]pyrimidin-4(3H)-one chemical structure, C20H18N2OS2, CAS 857495-79-5
7-tert-Butyl-2-mercapto-3-phenyl[1]benzothieno[2,3-d]pyrimidin-4(3H)-one
CAS 857495-79-5C20H18N2OS2
(1-Ethyl-6-methylsulfanyl-2-phenyl-4-sulfanylidenepyrimidin-5-yl)-phenylmethanone chemical structure, C20H18N2OS2, CAS 81016-14-0
(1-Ethyl-6-methylsulfanyl-2-phenyl-4-sulfanylidenepyrimidin-5-yl)-phenylmethanone
CAS 81016-14-0C20H18N2OS2
Methyl 4-{[(9-methyl-5H-thiochromeno[4,3-d]pyrimidin-2-yl)sulfanyl]methyl}phenyl ether chemical structure, C20H18N2OS2, CAS 478246-81-0
Methyl 4-{[(9-methyl-5H-thiochromeno[4,3-d]pyrimidin-2-yl)sulfanyl]methyl}phenyl ether
CAS 478246-81-0C20H18N2OS2
2-(Benzylthio)-N-(4,5-dihydronaphtho[1,2-d]thiazol-2-yl)acetamide chemical structure, C20H18N2OS2, CAS 923404-33-5
2-(Benzylthio)-N-(4,5-dihydronaphtho[1,2-d]thiazol-2-yl)acetamide
CAS 923404-33-5C20H18N2OS2
3,5,6-Trimethyl-2-[(naphthalen-1-ylmethyl)sulfanyl]thieno[2,3-d]pyrimidin-4(3H)-one chemical structure, C20H18N2OS2, CAS 575471-06-6
3,5,6-Trimethyl-2-[(naphthalen-1-ylmethyl)sulfanyl]thieno[2,3-d]pyrimidin-4(3H)-one
CAS 575471-06-6C20H18N2OS2
4-Isopropyl-1-thioxo-3-(o-tolyl)-1H-thiazolo[3,4-a]quinazolin-5(4H)-one chemical structure, C20H18N2OS2, CAS 872197-61-0
4-Isopropyl-1-thioxo-3-(o-tolyl)-1H-thiazolo[3,4-a]quinazolin-5(4H)-one
CAS 872197-61-0C20H18N2OS2
3-Benzyl-2-benzylsulfanyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C20H18N2OS2, CAS 877618-87-6
3-Benzyl-2-benzylsulfanyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 877618-87-6C20H18N2OS2
N-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)-2-(p-tolylthio)acetamide chemical structure, C20H18N2OS2, CAS 922803-14-3
N-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)-2-(p-tolylthio)acetamide
CAS 922803-14-3C20H18N2OS2
N-((1-Methyl-1H-pyrrol-2-yl)methyl)-N-(thiophen-2-ylmethyl)benzo[b]thiophene-2-carboxamide chemical structure, C20H18N2OS2, CAS 2034349-43-2
N-((1-Methyl-1H-pyrrol-2-yl)methyl)-N-(thiophen-2-ylmethyl)benzo[b]thiophene-2-carboxamide
CAS 2034349-43-2C20H18N2OS2
4-Thiazolidinone, 3-(((4-methylphenyl)amino)methyl)-5-(3-phenyl-2-propenylidene)-2-thioxo- chemical structure, C20H18N2OS2, CAS 86650-10-4
4-Thiazolidinone, 3-(((4-methylphenyl)amino)methyl)-5-(3-phenyl-2-propenylidene)-2-thioxo-
CAS 86650-10-4C20H18N2OS2
3-(Benzo[d]thiazol-2-yl)-7-(diethylamino)-2H-chromene-2-thione chemical structure, C20H18N2OS2, CAS 211228-18-1
3-(Benzo[d]thiazol-2-yl)-7-(diethylamino)-2H-chromene-2-thione
CAS 211228-18-1C20H18N2OS2

Frequently asked questions

What is the molar mass of C20H18N2OS2?

The molar mass of C20H18N2OS2 is 366.50 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 1 oxygen atom and 2 sulfur atoms. The monoisotopic mass is 366.0861 Da.

How many compounds have the formula C20H18N2OS2?

CompoundList lists 18 compounds with the molecular formula C20H18N2OS2, including 3-Benzyl-2-prop-2-ynylsulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one, 2-((2-Phenyl-5,6,7,8-tetrahydroquinazolin-4-yl)thio)-1-(thiophen-2-yl)ethanone, 2-[(2-Methylphenyl)methylsulfanyl]-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one. 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 C20H18N2OS2?

C20H18N2OS2 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.