Molecular formula

C₂₁H₂₀N₂O₂S₂

47 compounds have this formula on CompoundList.

Molar mass: 396.52g/mol
Monoisotopic mass: 396.0966Da
Atoms: 47
Elements: 5
Rings plus double bonds: 13

The formula C21H20N2O2S2 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 2 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 × 2163.61%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 205.08%
1.008 × 20 = 20.160 g/mol
N Nitrogen × 27.06%
14.007 × 2 = 28.014 g/mol
O Oxygen × 28.07%
15.999 × 2 = 31.998 g/mol
S Sulfur × 216.17%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C21H20N2O2S2

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

Showing 1 to 47 of 47 compounds

3-(2-Furanylmethyl)-5,6-dimethyl-2-[(3-methylphenyl)methylthio]-4-thieno[2,3-d]pyrimidinone

CAS 578732-30-6C₂₁H₂₀N₂O₂S₂

Ethyl 2-({2-phenyl-6-[(phenylsulfanyl)methyl]-4-pyrimidinyl}sulfanyl)acetate

CAS 303147-67-3C₂₁H₂₀N₂O₂S₂

3-(Furan-2-ylmethyl)-5,6-dimethyl-2-[(4-methylphenyl)methylsulfanyl]thieno[2,3-d]pyrimidin-4-one

CAS 587001-74-9C₂₁H₂₀N₂O₂S₂

N-(2-(1-(Thiophen-2-yl)cyclopentanecarboxamido)phenyl)thiophene-2-carboxamide

CAS 1206998-60-8C₂₁H₂₀N₂O₂S₂

2-Benzylsulfanyl-3-(4-ethoxyphenyl)-6,7-dihydrothieno[3,2-d]pyrimidin-4-one

CAS 686772-63-4C₂₁H₂₀N₂O₂S₂

2-(Methylthio)-N-(4-(2-oxo-2-((thiophen-2-ylmethyl)amino)ethyl)phenyl)benzamide

CAS 1207005-75-1C₂₁H₂₀N₂O₂S₂

N-(4H-Chromeno[4,3-d]thiazol-2-yl)-2-(4-(isopropylthio)phenyl)acetamide

CAS 955618-37-8C₂₁H₂₀N₂O₂S₂

2-(3-(Isopropylthio)benzamido)-5-phenylthiophene-3-carboxamide

CAS 952815-98-4C₂₁H₂₀N₂O₂S₂

$5-[(2-Oxo-2-phenylethyl)sulfanyl]-4-(prop-2-en-1-yl)-8-thia-4,6-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7),5-trien-3-one chemical structure, C21H20N2O2S2, CAS 307341-17-9$

5-[(2-Oxo-2-phenylethyl)sulfanyl]-4-(prop-2-en-1-yl)-8-thia-4,6-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7),5-trien-3-one

CAS 307341-17-9C₂₁H₂₀N₂O₂S₂

Ethyl 4-(4,4-dimethyl-1-sulfanylidene-5H-[1,2]thiazolo[5,4-c]quinolin-2-yl)benzoate

CAS 332043-99-9C₂₁H₂₀N₂O₂S₂

N-Phenyl-2-(thiophene-2-carbonylamino)-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxamide

CAS 301322-13-4C₂₁H₂₀N₂O₂S₂

N-(2-Methylphenyl)-2-[(2-thienylcarbonyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide

CAS 329067-28-9C₂₁H₂₀N₂O₂S₂

3-(Phenylsulfanyl)-2,3,8,9,10,11-hexahydro[1]benzothieno[2',3':4,5]pyrimido[1,2-a]azepine-4,13(1H,7H)-dione

CAS 136918-53-1C₂₁H₂₀N₂O₂S₂

6-Methyl-N-phenyl-2-(thiophene-2-carbonylamino)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide

CAS 328261-58-1C₂₁H₂₀N₂O₂S₂

(Z)-3-(5-(4-Methylbenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)-N-(m-tolyl)propanamide

CAS 301158-30-5C₂₁H₂₀N₂O₂S₂

2-(2-Methylprop-2-enyl)-3-phenacylsulfanyl-7,8-dihydro-6H-cyclopenta[2,3]thieno[2,4-b]pyrimidin-1-one

CAS 352657-40-0C₂₁H₂₀N₂O₂S₂

2-((Furan-2-ylmethyl)thio)-1-(3-(thiophen-2-yl)-5-(p-tolyl)-4,5-dihydro-1H-pyrazol-1-yl)ethanone

CAS 403843-08-3C₂₁H₂₀N₂O₂S₂

N-(5-Acetyl-4-phenylthiazol-2-yl)-2-(4-(ethylthio)phenyl)acetamide

CAS 941971-35-3C₂₁H₂₀N₂O₂S₂

2-(2-((2-Oxo-2-phenylethyl)thio)thiazol-4-yl)-N-(1-phenylethyl)acetamide

CAS 946277-49-2C₂₁H₂₀N₂O₂S₂

4-(Benzylthio)-N-(4H-chromeno[4,3-d]thiazol-2-yl)butanamide

CAS 923474-58-2C₂₁H₂₀N₂O₂S₂

3-(2-Methoxyphenyl)-2-((3-methylbenzyl)thio)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one

CAS 850915-37-6C₂₁H₂₀N₂O₂S₂

Methyl 5-phenyl-2-{[(2-phenylethyl)carbamothioyl]amino}thiophene-3-carboxylate

CAS 590352-81-1C₂₁H₂₀N₂O₂S₂

3-(Furan-2-ylmethyl)-5,6-dimethyl-2-[(2-methylbenzyl)sulfanyl]thieno[2,3-d]pyrimidin-4(3H)-one

CAS 577762-07-3C₂₁H₂₀N₂O₂S₂

(E)-3-(4-Butoxy-3-methoxyphenyl)-2-(4-thiophen-2-yl-1,3-thiazol-2-yl)prop-2-enenitrile

CAS 708996-50-3C₂₁H₂₀N₂O₂S₂

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What is the molar mass of C21H20N2O2S2?

The molar mass of C21H20N2O2S2 is 396.52 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 396.0966 Da.

How many compounds have the formula C21H20N2O2S2?

CompoundList lists 47 compounds with the molecular formula C21H20N2O2S2, including 3-(2-Furanylmethyl)-5,6-dimethyl-2-[(3-methylphenyl)methylthio]-4-thieno[2,3-d]pyrimidinone, Ethyl 2-({2-phenyl-6-[(phenylsulfanyl)methyl]-4-pyrimidinyl}sulfanyl)acetate, 3-(Furan-2-ylmethyl)-5,6-dimethyl-2-[(4-methylphenyl)methylsulfanyl]thieno[2,3-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 C21H20N2O2S2?

C21H20N2O2S2 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.