Molecular formula

C₂₁H₁₈N₂O₂S

132 compounds have this formula on CompoundList.

Molar mass: 362.45g/mol
Monoisotopic mass: 362.1089Da
Atoms: 44
Elements: 5
Rings plus double bonds: 14

The formula C21H18N2O2S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms 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 × 2169.59%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 185.01%
1.008 × 18 = 18.144 g/mol
N Nitrogen × 27.73%
14.007 × 2 = 28.014 g/mol
O Oxygen × 28.83%
15.999 × 2 = 31.998 g/mol
S Sulfur × 18.85%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C21H18N2O2S

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

Showing 101 to 132 of 132 compounds

(Z)-3-(2,3-Dimethoxyphenyl)-2-(4-(p-tolyl)thiazol-2-yl)acrylonitrile

CAS 476671-41-7C₂₁H₁₈N₂O₂S

(Z)-3-(2,4-Dimethoxyphenyl)-2-(4-(p-tolyl)thiazol-2-yl)acrylonitrile

CAS 476671-58-6C₂₁H₁₈N₂O₂S

$10-Methoxy-4-phenyl-7-(thiophen-2-yl)-8-oxa-5,6-diazatricyclo[7.4.0.0^{2,6}]trideca-1(9),4,10,12-tetraene chemical structure, C21H18N2O2S, CAS 897759-37-4$

10-Methoxy-4-phenyl-7-(thiophen-2-yl)-8-oxa-5,6-diazatricyclo[7.4.0.0^{2,6}]trideca-1(9),4,10,12-tetraene

CAS 897759-37-4C₂₁H₁₈N₂O₂S

7-Methoxy-2-phenyl-5-(thiophen-3-yl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazine

CAS 899746-30-6C₂₁H₁₈N₂O₂S

N-(5-Benzylthiazol-2-yl)-3,5-dimethylbenzofuran-2-carboxamide

CAS 923139-71-3C₂₁H₁₈N₂O₂S

2-Amino-3-(5-(5-phenylthiophen-2-yl)-1H-indol-3-yl)propanoic acid

CAS 945976-54-5C₂₁H₁₈N₂O₂S

N-(1-Benzoyl-1,2,3,4-tetrahydroquinolin-6-yl)thiophene-2-carboxamide

CAS 946246-17-9C₂₁H₁₈N₂O₂S

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

CAS 1105219-30-4C₂₁H₁₈N₂O₂S

N-(5,7-Dimethylbenzo[d]thiazol-2-yl)-2-(naphthalen-2-yloxy)acetamide

CAS 1171576-04-7C₂₁H₁₈N₂O₂S

N-((4-Methyl-2-(o-tolyl)thiazol-5-yl)methyl)benzofuran-2-carboxamide

CAS 1448046-75-0C₂₁H₁₈N₂O₂S

1-(Naphthalen-1-ylmethyl)-3-((5-(thiophen-3-yl)furan-2-yl)methyl)urea

CAS 2034487-28-8C₂₁H₁₈N₂O₂S

(E)-2-(4-(2,4-Dimethylphenyl)thiazol-2-yl)-3-(4-hydroxy-3-methoxyphenyl)acrylonitrile

CAS 476671-08-6C₂₁H₁₈N₂O₂S

$2-[7-(3-Methylthiophen-2-yl)-8-oxa-5,6-diazatricyclo[7.4.0.0^{2,6}]trideca-1(9),4,10,12-tetraen-4-yl]phenol chemical structure, C21H18N2O2S, CAS 899984-58-8$

2-[7-(3-Methylthiophen-2-yl)-8-oxa-5,6-diazatricyclo[7.4.0.0^{2,6}]trideca-1(9),4,10,12-tetraen-4-yl]phenol

CAS 899984-58-8C₂₁H₁₈N₂O₂S

4-({[(4-Methoxyanilino)carbothioyl]amino}carbonyl)-1,1'-biphenyl

CAS 429648-69-1C₂₁H₁₈N₂O₂S

2-(1,3-Benzoxazol-2-ylsulfanyl)-N-(2-naphthyl)butanamide

CAS 497062-33-6C₂₁H₁₈N₂O₂S

N-(1-Benzyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)thiophene-2-carboxamide

CAS 941910-69-6C₂₁H₁₈N₂O₂S

(Z)-2-(4-(4-Ethoxyphenyl)thiazol-2-yl)-3-(3-methoxyphenyl)acrylonitrile

CAS 476669-04-2C₂₁H₁₈N₂O₂S

N-(1-Benzoyl-1,2,3,4-tetrahydroquinolin-7-yl)thiophene-2-carboxamide

CAS 946320-91-8C₂₁H₁₈N₂O₂S

2-[4-(Methanesulfonyl)phenyl]-1-(4-methylphenyl)-1H-benzimidazole

CAS 247094-66-2C₂₁H₁₈N₂O₂S

N-(3-(1-Oxo-3-phenyl-2-propenyl)-2-thiazolidinylidene)-3-phenyl-2-propenamide

CAS 73823-89-9C₂₁H₁₈N₂O₂S

Benzenesulfonamide, N-(1-methyl-2-phenyl-1H-indol-5-yl)-

CAS 741709-21-7C₂₁H₁₈N₂O₂S

Methyl 6-[[6-methyl-2-(3-thienyl)-1H-indol-3-yl]methyl]-2-pyridinecarboxylate

CAS 1262877-20-2C₂₁H₁₈N₂O₂S

3-[4-[4-[2-(2-Thienyl)ethoxy]phenoxy]phenyl]-1H-pyrazole

CAS 1419211-18-9C₂₁H₁₈N₂O₂S

3-{[4-(Furan-2-yl)thiophen-2-yl]methyl}-1-[(naphthalen-1-yl)methyl]urea

CAS 2380010-28-4C₂₁H₁₈N₂O₂S

Frequently asked questions

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What is the molar mass of C21H18N2O2S?

The molar mass of C21H18N2O2S is 362.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 362.1089 Da.

How many compounds have the formula C21H18N2O2S?

CompoundList lists 132 compounds with the molecular formula C21H18N2O2S, including (Z)-3-(2,3-Dimethoxyphenyl)-2-(4-(p-tolyl)thiazol-2-yl)acrylonitrile, (Z)-3-(2,4-Dimethoxyphenyl)-2-(4-(p-tolyl)thiazol-2-yl)acrylonitrile, 10-Methoxy-4-phenyl-7-(thiophen-2-yl)-8-oxa-5,6-diazatricyclo[7.4.0.0^{2,6}]trideca-1(9),4,10,12-tetraene. 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 C21H18N2O2S?

C21H18N2O2S has a degree of unsaturation of 14. 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.