Molecular formula

C₂₁H₁₈N₆O₂S

34 compounds have this formula on CompoundList.

Molar mass: 418.48g/mol
Monoisotopic mass: 418.1212Da
Atoms: 48
Elements: 5
Rings plus double bonds: 16

The formula C21H18N6O2S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 6 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 × 2160.27%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 184.34%
1.008 × 18 = 18.144 g/mol
N Nitrogen × 620.08%
14.007 × 6 = 84.042 g/mol
O Oxygen × 27.65%
15.999 × 2 = 31.998 g/mol
S Sulfur × 17.66%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C21H18N6O2S

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

Showing 1 to 34 of 34 compounds

8-(1H-Benzoimidazol-2-ylsulfanyl)-3-methyl-7-phenethyl-3,7-dihydro-purine-2,6-dione

CAS 672323-50-1C₂₁H₁₈N₆O₂S

2-((4-Amino-5-(3-pyridinyl)-4H-1,2,4-triazol-3-yl)thio)N-(4-phenoxy-PH)acetamide

CAS 763114-74-5C₂₁H₁₈N₆O₂S

2-{[4-Amino-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(4-phenoxyphenyl)acetamide

CAS 577989-97-0C₂₁H₁₈N₆O₂S

2-((4-Amino-5-(4-pyridinyl)-4H-1,2,4-triazol-3-yl)thio)N-(4-phenoxy-PH)acetamide

CAS 573950-10-4C₂₁H₁₈N₆O₂S

1-(2,3-Dihydroindol-1-yl)-2-[3-(4-methoxyphenyl)triazolo[4,5-d]pyrimidin-7-yl]sulfanylethanone

CAS 863500-17-8C₂₁H₁₈N₆O₂S

N-(3-(6-Morpholinopyridazin-3-yl)phenyl)benzo[c][1,2,5]thiadiazole-5-carboxamide

CAS 1206985-44-5C₂₁H₁₈N₆O₂S

N-(4-Acetamidophenyl)-2-((1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)acetamide

CAS 483984-43-6C₂₁H₁₈N₆O₂S

8-(1H-Benzimidazol-2-ylsulfanyl)-3-methyl-7-[(4-methylphenyl)methyl]purine-2,6-dione

CAS 672331-58-7C₂₁H₁₈N₆O₂S

N-(3-Acetamidophenyl)-2-((1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)acetamide

CAS 893931-45-8C₂₁H₁₈N₆O₂S

$N-(6-Methylpyridin-2-yl)-2-{2-oxo-6-phenyl-10-thia-1,5,6,8-tetraazatricyclo[7.3.0.0^{3,7}]dodeca-3(7),4,8-trien-12-yl}acetamide chemical structure, C21H18N6O2S, CAS 946255-94-3$

N-(6-Methylpyridin-2-yl)-2-{2-oxo-6-phenyl-10-thia-1,5,6,8-tetraazatricyclo[7.3.0.0^{3,7}]dodeca-3(7),4,8-trien-12-yl}acetamide

CAS 946255-94-3C₂₁H₁₈N₆O₂S

N-(3-Acetamidophenyl)-2-((3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide

CAS 852372-62-4C₂₁H₁₈N₆O₂S

N-(4-Acetamidophenyl)-2-((3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide

CAS 852372-63-5C₂₁H₁₈N₆O₂S

N-(4-Acetylphenyl)-2-((3-(p-tolyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamide

CAS 863459-55-6C₂₁H₁₈N₆O₂S

N-(3-Acetylphenyl)-2-{[5-(pyridin-3-yl)-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide

CAS 886931-79-9C₂₁H₁₈N₆O₂S

N-(4-(1H-Tetrazol-1-yl)phenyl)-4-((4-cyclopropylthiazol-2-yl)methoxy)benzamide

CAS 1251565-71-5C₂₁H₁₈N₆O₂S

2-{[4-Methyl-5-(pyrazin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(4-phenoxyphenyl)acetamide

CAS 680601-36-9C₂₁H₁₈N₆O₂S

N-(4-Acetylphenyl)-2-{[5-(pyridin-3-yl)-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide

CAS 886934-55-0C₂₁H₁₈N₆O₂S

Pyrido(2,3-d)pyrimidine-6-carboxamide, 1,2,3,4-tetrahydro-1-benzyl-3,7-dimethyl-4-oxo-N-(2-pyrimidinyl)-2-thioxo-

CAS 109493-27-8C₂₁H₁₈N₆O₂S

2-(4-Oxo-1-phenyl-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)-N-(pyridin-2-ylmethyl)acetamide

CAS 941934-96-9C₂₁H₁₈N₆O₂S

2-(4-Oxo-1-phenyl-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)-N-(pyridin-3-ylmethyl)acetamide

CAS 952804-31-8C₂₁H₁₈N₆O₂S

$N-(3-Methylpyridin-2-yl)-2-{2-oxo-6-phenyl-10-thia-1,5,6,8-tetraazatricyclo[7.3.0.0^{3,7}]dodeca-3(7),4,8-trien-12-yl}acetamide chemical structure, C21H18N6O2S, CAS 946228-86-0$

N-(3-Methylpyridin-2-yl)-2-{2-oxo-6-phenyl-10-thia-1,5,6,8-tetraazatricyclo[7.3.0.0^{3,7}]dodeca-3(7),4,8-trien-12-yl}acetamide

CAS 946228-86-0C₂₁H₁₈N₆O₂S

2-(4-Oxo-1-(m-tolyl)-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)-N-(pyridin-2-yl)acetamide

CAS 952835-03-9C₂₁H₁₈N₆O₂S

1-(Indolin-1-yl)-2-((3-(3-methoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)ethanone

CAS 941956-43-0C₂₁H₁₈N₆O₂S

N-(4-Acetamidophenyl)-2-((6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)acetamide

CAS 894062-95-4C₂₁H₁₈N₆O₂S

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What is the molar mass of C21H18N6O2S?

The molar mass of C21H18N6O2S is 418.48 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 6 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 418.1212 Da.

How many compounds have the formula C21H18N6O2S?

CompoundList lists 34 compounds with the molecular formula C21H18N6O2S, including 8-(1H-Benzoimidazol-2-ylsulfanyl)-3-methyl-7-phenethyl-3,7-dihydro-purine-2,6-dione, 2-((4-Amino-5-(3-pyridinyl)-4H-1,2,4-triazol-3-yl)thio)N-(4-phenoxy-PH)acetamide, 2-{[4-Amino-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(4-phenoxyphenyl)acetamide. 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 C21H18N6O2S?

C21H18N6O2S has a degree of unsaturation of 16. 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.