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Molecular formula

C19H21N3O2S2

84 compounds have this formula on CompoundList.

Molar mass
387.52g/mol
Monoisotopic mass
387.1075Da
Atoms
47
Elements
5
Rings plus double bonds
11

The formula C19H21N3O2S2 describes a molecule made of 19 carbon atoms, 21 hydrogen atoms, 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 × 1958.89%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 215.46%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 310.84%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 28.26%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 216.55%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C19H21N3O2S2

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

Showing 1 to 84 of 84 compounds

2-(sec-Butylthio)-5-(thiophen-2-yl)-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione chemical structure, C19H21N3O2S2, CAS 631853-84-4
2-(sec-Butylthio)-5-(thiophen-2-yl)-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione
CAS 631853-84-4C19H21N3O2S2
2-[(3-Ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]-N-(3-methylphenyl)acetamide chemical structure, C19H21N3O2S2, CAS 578758-40-4
2-[(3-Ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]-N-(3-methylphenyl)acetamide
CAS 578758-40-4C19H21N3O2S2
3-Ethyl-2-((2-(indolin-1-yl)-2-oxoethyl)thio)-6-methyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C19H21N3O2S2, CAS 851409-24-0
3-Ethyl-2-((2-(indolin-1-yl)-2-oxoethyl)thio)-6-methyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one
CAS 851409-24-0C19H21N3O2S2
2-[(3-Ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]-N-(4-methylphenyl)acetamide chemical structure, C19H21N3O2S2, CAS 618427-68-2
2-[(3-Ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]-N-(4-methylphenyl)acetamide
CAS 618427-68-2C19H21N3O2S2
tert-Butyl 2-amino-3-(benzo[d]thiazol-2-yl)-4,5-dihydrothieno[2,3-c]pyridine-6(7H)-carboxylate chemical structure, C19H21N3O2S2, CAS 1369967-29-2
tert-Butyl 2-amino-3-(benzo[d]thiazol-2-yl)-4,5-dihydrothieno[2,3-c]pyridine-6(7H)-carboxylate
CAS 1369967-29-2C19H21N3O2S2
3-(4-Methylphenyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C19H21N3O2S2, CAS 686771-17-5
3-(4-Methylphenyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 686771-17-5C19H21N3O2S2
2-((2-Oxo-2-(piperidin-1-yl)ethyl)thio)-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C19H21N3O2S2, CAS 686770-02-5
2-((2-Oxo-2-(piperidin-1-yl)ethyl)thio)-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one
CAS 686770-02-5C19H21N3O2S2
2-(Isopropylthio)-5-(5-methylthiophen-2-yl)-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione chemical structure, C19H21N3O2S2, CAS 627046-50-8
2-(Isopropylthio)-5-(5-methylthiophen-2-yl)-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione
CAS 627046-50-8C19H21N3O2S2
3-(4-Oxo-4,5,6,7,8,9-hexahydro-3H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-2-yl)-N-(thiophen-2-ylmethyl)propanamide chemical structure, C19H21N3O2S2, CAS 950443-98-8
3-(4-Oxo-4,5,6,7,8,9-hexahydro-3H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-2-yl)-N-(thiophen-2-ylmethyl)propanamide
CAS 950443-98-8C19H21N3O2S2
Isopropyl 3-amino-6-methyl-4-(2-thienyl)-5,6,7,8-tetrahydrothieno[2,3-b][1,6]naphthyridine-2-carboxylate chemical structure, C19H21N3O2S2, CAS 445384-47-4
Isopropyl 3-amino-6-methyl-4-(2-thienyl)-5,6,7,8-tetrahydrothieno[2,3-b][1,6]naphthyridine-2-carboxylate
CAS 445384-47-4C19H21N3O2S2
N-Benzyl-2-(3-butyl-4-oxothieno[3,2-d]pyrimidin-2-yl)sulfanylacetamide chemical structure, C19H21N3O2S2, CAS 440328-61-0
N-Benzyl-2-(3-butyl-4-oxothieno[3,2-d]pyrimidin-2-yl)sulfanylacetamide
CAS 440328-61-0C19H21N3O2S2
Propan-2-yl 2-[(3-cyano-6-methyl-4-thiophen-2-yl-7,8-dihydro-5H-1,6-naphthyridin-2-yl)sulfanyl]acetate chemical structure, C19H21N3O2S2, CAS 445384-91-8
Propan-2-yl 2-[(3-cyano-6-methyl-4-thiophen-2-yl-7,8-dihydro-5H-1,6-naphthyridin-2-yl)sulfanyl]acetate
CAS 445384-91-8C19H21N3O2S2
2-({5,6-Dimethylthieno[2,3-d]pyrimidin-4-yl}sulfanyl)-N-[2-(4-methoxyphenyl)ethyl]acetamide chemical structure, C19H21N3O2S2, CAS 379237-41-9
2-({5,6-Dimethylthieno[2,3-d]pyrimidin-4-yl}sulfanyl)-N-[2-(4-methoxyphenyl)ethyl]acetamide
CAS 379237-41-9C19H21N3O2S2
N-(2,3-Dimethylphenyl)-2-(3,5,6-trimethyl-4-oxo(3-hydrothiopheno[2,3-d]pyrimid in-2-ylthio))acetamide chemical structure, C19H21N3O2S2, CAS 586997-89-9
N-(2,3-Dimethylphenyl)-2-(3,5,6-trimethyl-4-oxo(3-hydrothiopheno[2,3-d]pyrimid in-2-ylthio))acetamide
CAS 586997-89-9C19H21N3O2S2
2-[(4-Methoxybenzyl)sulfanyl]-6,6-dimethyl-5,8-dihydro-6H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-amine chemical structure, C19H21N3O2S2, CAS 303967-14-8
2-[(4-Methoxybenzyl)sulfanyl]-6,6-dimethyl-5,8-dihydro-6H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-amine
CAS 303967-14-8C19H21N3O2S2
(5E)-5-[[3-[(3,5-Dimethylpyrazol-1-yl)methyl]-4-methoxyphenyl]methylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C19H21N3O2S2, CAS 522596-89-0
(5E)-5-[[3-[(3,5-Dimethylpyrazol-1-yl)methyl]-4-methoxyphenyl]methylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 522596-89-0C19H21N3O2S2
2,4,5-Trimethyl-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)benzenesulfonamide chemical structure, C19H21N3O2S2, CAS 863511-87-9
2,4,5-Trimethyl-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)benzenesulfonamide
CAS 863511-87-9C19H21N3O2S2
4-((4-Methylbenzo[d]thiazol-2-yl)oxy)-N-(thiophen-2-ylmethyl)piperidine-1-carboxamide chemical structure, C19H21N3O2S2, CAS 1324172-28-2
4-((4-Methylbenzo[d]thiazol-2-yl)oxy)-N-(thiophen-2-ylmethyl)piperidine-1-carboxamide
CAS 1324172-28-2C19H21N3O2S2
(Z)-5-((1H-Indol-3-yl)methylene)-3-(3-morpholinopropyl)-2-thioxothiazolidin-4-one chemical structure, C19H21N3O2S2, CAS 861634-84-6
(Z)-5-((1H-Indol-3-yl)methylene)-3-(3-morpholinopropyl)-2-thioxothiazolidin-4-one
CAS 861634-84-6C19H21N3O2S2
6,6-Dimethyl-2-[(2-phenoxyethyl)sulfanyl]-5,8-dihydro-6H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-amine chemical structure, C19H21N3O2S2, CAS 353762-76-2
6,6-Dimethyl-2-[(2-phenoxyethyl)sulfanyl]-5,8-dihydro-6H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-amine
CAS 353762-76-2C19H21N3O2S2
N-(3,4-Dimethylphenyl)-2-[(3,5,6-trimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide chemical structure, C19H21N3O2S2, CAS 586986-58-5
N-(3,4-Dimethylphenyl)-2-[(3,5,6-trimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide
CAS 586986-58-5C19H21N3O2S2
2,4,6-Trimethyl-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)benzenesulfonamide chemical structure, C19H21N3O2S2, CAS 863511-96-0
2,4,6-Trimethyl-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)benzenesulfonamide
CAS 863511-96-0C19H21N3O2S2
2-[(3-Ethyl-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]-N-(3-phenylpropyl)acetamide chemical structure, C19H21N3O2S2, CAS 1252923-32-2
2-[(3-Ethyl-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]-N-(3-phenylpropyl)acetamide
CAS 1252923-32-2C19H21N3O2S2
N-Benzyl-N-ethyl-2-((3-ethyl-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide chemical structure, C19H21N3O2S2, CAS 1252817-14-3
N-Benzyl-N-ethyl-2-((3-ethyl-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide
CAS 1252817-14-3C19H21N3O2S2

Frequently asked questions

What is the molar mass of C19H21N3O2S2?

The molar mass of C19H21N3O2S2 is 387.52 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 387.1075 Da.

How many compounds have the formula C19H21N3O2S2?

CompoundList lists 84 compounds with the molecular formula C19H21N3O2S2, including 2-(sec-Butylthio)-5-(thiophen-2-yl)-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione, 2-[(3-Ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]-N-(3-methylphenyl)acetamide, 3-Ethyl-2-((2-(indolin-1-yl)-2-oxoethyl)thio)-6-methyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-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 C19H21N3O2S2?

C19H21N3O2S2 has a degree of unsaturation of 11. 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.