Molecular formula

C₁₉H₁₈N₄O₂S₂

78 compounds have this formula on CompoundList.

Molar mass: 398.50g/mol
Monoisotopic mass: 398.0871Da
Atoms: 45
Elements: 5
Rings plus double bonds: 13

The formula C19H18N4O2S2 describes a molecule made of 19 carbon atoms, 18 hydrogen atoms, 4 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 × 1957.27%
12.011 × 19 = 228.209 g/mol
H Hydrogen × 184.55%
1.008 × 18 = 18.144 g/mol
N Nitrogen × 414.06%
14.007 × 4 = 56.028 g/mol
O Oxygen × 28.03%
15.999 × 2 = 31.998 g/mol
S Sulfur × 216.09%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C19H18N4O2S2

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

Showing 1 to 78 of 78 compounds

2-(Allylamino)-3-((Z)-(3-allyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-9-methyl-4H-pyrido(1,2-A)pyrimidin-4-one

CAS 361995-89-3C₁₉H₁₈N₄O₂S₂

N-(4-Acetylphenyl)-2-((6-(2,4-dimethylthiazol-5-yl)pyridazin-3-yl)thio)acetamide

CAS 894008-16-3C₁₉H₁₈N₄O₂S₂

N-(3-Acetylphenyl)-2-((6-(2,4-dimethylthiazol-5-yl)pyridazin-3-yl)thio)acetamide

CAS 894009-56-4C₁₉H₁₈N₄O₂S₂

1-[3-Ethylsulfanyl-6-(3-methylthiophen-2-yl)-6H-[1,2,4]triazino[5,6-d][3,1]benzoxazepin-7-yl]ethanone

CAS 354775-60-3C₁₉H₁₈N₄O₂S₂

3-[[5-Ethylsulfanyl-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]methyl]-1,3-benzothiazol-2-one

CAS 847403-12-7C₁₉H₁₈N₄O₂S₂

2-(1,3-Benzothiazol-2-ylsulfanyl)-N-(7,7-dimethyl-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl)acetamide

CAS 510766-57-1C₁₉H₁₈N₄O₂S₂

$N-[2-(4-Methoxyphenyl)ethyl]-2-{7-thia-2,4,5-triazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5,9,11-pentaen-3-ylsulfanyl}acetamide chemical structure, C19H18N4O2S2, CAS 379242-72-5$

N-[2-(4-Methoxyphenyl)ethyl]-2-{7-thia-2,4,5-triazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5,9,11-pentaen-3-ylsulfanyl}acetamide

CAS 379242-72-5C₁₉H₁₈N₄O₂S₂

1-[3-Ethylsulfanyl-6-(5-methylthiophen-2-yl)-6H-[1,2,4]triazino[5,6-d][3,1]benzoxazepin-7-yl]ethanone

CAS 354786-84-8C₁₉H₁₈N₄O₂S₂

1-(Ethylsulfanyl)-4-(2-methoxyphenyl)-7,8-dihydro-6H-cyclopenta[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one

CAS 374914-88-2C₁₉H₁₈N₄O₂S₂

Benzo[c][1,2,5]thiadiazol-5-yl(4-(2-(thiophen-2-yl)cyclopropanecarbonyl)piperazin-1-yl)methanone

CAS 1210234-77-7C₁₉H₁₈N₄O₂S₂

4-Propyl-N-(1-(thiophene-2-carbonyl)indolin-6-yl)-1,2,3-thiadiazole-5-carboxamide

CAS 1207053-39-1C₁₉H₁₈N₄O₂S₂

1-(3,4-Dimethylphenyl)-3-(5-((2-oxo-2-phenylethyl)thio)-1,3,4-thiadiazol-2-yl)urea

CAS 922571-68-4C₁₉H₁₈N₄O₂S₂

2-(3-(Piperidin-1-yl)quinoxalin-2-yl)-2-(thiophen-2-ylsulfonyl)acetonitrile

CAS 847376-49-2C₁₉H₁₈N₄O₂S₂

N-(5-((2-Oxo-2-(phenethylamino)ethyl)thio)-1,3,4-thiadiazol-2-yl)benzamide

CAS 868976-44-7C₁₉H₁₈N₄O₂S₂

4-Methyl-N-{6-[({[(thiophen-2-yl)methyl]carbamoyl}methyl)sulfanyl]pyridazin-3-yl}benzamide

CAS 1021227-13-3C₁₉H₁₈N₄O₂S₂

N-(6-((2-((2,3-Dimethylphenyl)amino)-2-oxoethyl)thio)pyridazin-3-yl)thiophene-2-carboxamide

CAS 1021061-83-5C₁₉H₁₈N₄O₂S₂

N-(6-((2-Oxo-2-(phenethylamino)ethyl)thio)pyridazin-3-yl)thiophene-2-carboxamide

CAS 1021136-69-5C₁₉H₁₈N₄O₂S₂

N-(2-(2-(Thiophen-2-yl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2-(o-tolyloxy)acetamide

CAS 941950-56-7C₁₉H₁₈N₄O₂S₂

3-(2-Methylpropyl)-2-{[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]sulfanyl}-3H,4H-thieno[3,2-d]pyrimidin-4-one

CAS 1040673-68-4C₁₉H₁₈N₄O₂S₂

N-(3-(Methylthio)phenyl)-2-(2-(3-phenylureido)thiazol-4-yl)acetamide

CAS 921486-31-9C₁₉H₁₈N₄O₂S₂

6-((2-Ethoxyethyl)(4-(pyridin-2-yl)thiazol-2-yl)amino)benzo[d]thiazol-2(3H)-one

CAS 1903736-48-0C₁₉H₁₈N₄O₂S₂

1-Mercapto-4-(4-methoxyphenyl)-7,8,9,10-tetrahydro-4H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(6H)-one

CAS 351004-69-8C₁₉H₁₈N₄O₂S₂

4-(4-Methoxyphenyl)-1-(methylthio)-6,7,8,9-tetrahydrobenzo[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one

CAS 332393-01-8C₁₉H₁₈N₄O₂S₂

N-(5-((2-Oxo-2-(phenylamino)ethyl)thio)-1,3,4-thiadiazol-2-yl)-3-phenylpropanamide

CAS 477212-20-7C₁₉H₁₈N₄O₂S₂

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What is the molar mass of C19H18N4O2S2?

The molar mass of C19H18N4O2S2 is 398.50 g/mol, calculated from standard atomic weights for 19 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 398.0871 Da.

How many compounds have the formula C19H18N4O2S2?

CompoundList lists 78 compounds with the molecular formula C19H18N4O2S2, including 2-(Allylamino)-3-((Z)-(3-allyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-9-methyl-4H-pyrido(1,2-A)pyrimidin-4-one, N-(4-Acetylphenyl)-2-((6-(2,4-dimethylthiazol-5-yl)pyridazin-3-yl)thio)acetamide, N-(3-Acetylphenyl)-2-((6-(2,4-dimethylthiazol-5-yl)pyridazin-3-yl)thio)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 C19H18N4O2S2?

C19H18N4O2S2 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.