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Molecular formula

C19H18N4S

36 compounds have this formula on CompoundList.

Molar mass
334.44g/mol
Monoisotopic mass
334.1252Da
Atoms
42
Elements
4
Rings plus double bonds
13

The formula C19H18N4S describes a molecule made of 19 carbon atoms, 18 hydrogen atoms, 4 nitrogen 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 × 1968.24%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 185.43%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 416.75%
    14.007 × 4 = 56.028 g/mol
  • S Sulfur × 19.59%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C19H18N4S

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

Showing 1 to 36 of 36 compounds

4-Allyl-5-(2-carbazol-9-yl-ethyl)-4H-[1,2,4]triazole-3-thiol chemical structure, C19H18N4S, CAS 326873-95-4
4-Allyl-5-(2-carbazol-9-yl-ethyl)-4H-[1,2,4]triazole-3-thiol
CAS 326873-95-4C19H18N4S
N-Phenyl-1-(pyridin-3-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carbothioamide chemical structure, C19H18N4S, CAS 393832-85-4
N-Phenyl-1-(pyridin-3-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carbothioamide
CAS 393832-85-4C19H18N4S
5-(3-Methyl-PH)-4-((2-ME-3-PH-2-propenylidene)amino)-4H-1,2,4-triazole-3-thiol chemical structure, C19H18N4S, CAS 478255-99-1
5-(3-Methyl-PH)-4-((2-ME-3-PH-2-propenylidene)amino)-4H-1,2,4-triazole-3-thiol
CAS 478255-99-1C19H18N4S
1-Naphthalen-1-yl-5-(pyridin-3-ylmethyl)-1,3,5-triazinane-2-thione chemical structure, C19H18N4S, CAS 799807-64-0
1-Naphthalen-1-yl-5-(pyridin-3-ylmethyl)-1,3,5-triazinane-2-thione
CAS 799807-64-0C19H18N4S
3-(4-Methyl-5-((3-methylbenzyl)thio)-4H-1,2,4-triazol-3-yl)-1H-indole chemical structure, C19H18N4S, CAS 852143-28-3
3-(4-Methyl-5-((3-methylbenzyl)thio)-4H-1,2,4-triazol-3-yl)-1H-indole
CAS 852143-28-3C19H18N4S
3-{4-Methyl-5-[(1-phenylethyl)sulfanyl]-4H-1,2,4-triazol-3-yl}-1H-indole chemical structure, C19H18N4S, CAS 863002-08-8
3-{4-Methyl-5-[(1-phenylethyl)sulfanyl]-4H-1,2,4-triazol-3-yl}-1H-indole
CAS 863002-08-8C19H18N4S
2-Phenyl-5-(1-piperazinyl)pyrrolo[1,2-a]thieno[3,2-e]pyrazine chemical structure, C19H18N4S, CAS 185690-42-0
2-Phenyl-5-(1-piperazinyl)pyrrolo[1,2-a]thieno[3,2-e]pyrazine
CAS 185690-42-0C19H18N4S
3-Phenethyl-8,9,10,11-tetrahydrobenzo[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine chemical structure, C19H18N4S, CAS 442571-09-7
3-Phenethyl-8,9,10,11-tetrahydrobenzo[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine
CAS 442571-09-7C19H18N4S
2-Benzyl-9,10,11,12-tetrahydro-8H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine chemical structure, C19H18N4S, CAS 380541-37-7
2-Benzyl-9,10,11,12-tetrahydro-8H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine
CAS 380541-37-7C19H18N4S
N-(2-Ethylphenyl)-4-(2-methylimidazo[1,2-a]pyridin-3-yl)-1,3-thiazol-2-amine chemical structure, C19H18N4S, CAS 6531-84-6
N-(2-Ethylphenyl)-4-(2-methylimidazo[1,2-a]pyridin-3-yl)-1,3-thiazol-2-amine
CAS 6531-84-6C19H18N4S
9-Methyl-3-(4-methylphenyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine chemical structure, C19H18N4S, CAS 442571-00-8
9-Methyl-3-(4-methylphenyl)-8,9,10,11-tetrahydro[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine
CAS 442571-00-8C19H18N4S
3-(Benzylsulfanyl)-5-propyl-5H-[1,2,4]triazino[5,6-b]indole chemical structure, C19H18N4S, CAS 296772-63-9
3-(Benzylsulfanyl)-5-propyl-5H-[1,2,4]triazino[5,6-b]indole
CAS 296772-63-9C19H18N4S
2-(4-Methylphenyl)-9,10,11,12-tetrahydro-8H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine chemical structure, C19H18N4S, CAS 381703-06-6
2-(4-Methylphenyl)-9,10,11,12-tetrahydro-8H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine
CAS 381703-06-6C19H18N4S
2-(2-Methylphenyl)-9,10,11,12-tetrahydro-8H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine chemical structure, C19H18N4S, CAS 364341-11-7
2-(2-Methylphenyl)-9,10,11,12-tetrahydro-8H-cyclohepta[4,5]thieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine
CAS 364341-11-7C19H18N4S
1-(2-Methylindolyl)methyl-1,2,4-triazol-2-thione chemical structure, C19H18N4S, CAS 54649-00-2
1-(2-Methylindolyl)methyl-1,2,4-triazol-2-thione
CAS 54649-00-2C19H18N4S
1-(6-Methylpyridin-2-yl)-3-[4-(phenylamino)phenyl]thiourea chemical structure, C19H18N4S, CAS 708991-75-7
1-(6-Methylpyridin-2-yl)-3-[4-(phenylamino)phenyl]thiourea
CAS 708991-75-7C19H18N4S
3H-1,2,4-Triazole-3-thione, 2,4-dihydro-5-((2-methyl-1H-indol-3-yl)methyl)-4-(3-methylphenyl)- chemical structure, C19H18N4S, CAS 54648-88-3
3H-1,2,4-Triazole-3-thione, 2,4-dihydro-5-((2-methyl-1H-indol-3-yl)methyl)-4-(3-methylphenyl)-
CAS 54648-88-3C19H18N4S
3H-1,2,4-Triazole-3-thione, 2,4-dihydro-5-((2-methyl-1H-indol-3-yl)methyl)-4-(2-methylphenyl)- chemical structure, C19H18N4S, CAS 54648-99-6
3H-1,2,4-Triazole-3-thione, 2,4-dihydro-5-((2-methyl-1H-indol-3-yl)methyl)-4-(2-methylphenyl)-
CAS 54648-99-6C19H18N4S
3-(4-Methyl-5-((2-methylbenzyl)thio)-4H-1,2,4-triazol-3-yl)-1H-indole chemical structure, C19H18N4S, CAS 852143-26-1
3-(4-Methyl-5-((2-methylbenzyl)thio)-4H-1,2,4-triazol-3-yl)-1H-indole
CAS 852143-26-1C19H18N4S
N-Phenyl-1-(pyridin-4-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carbothioamide chemical structure, C19H18N4S, CAS 393832-51-4
N-Phenyl-1-(pyridin-4-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carbothioamide
CAS 393832-51-4C19H18N4S
3-((2E)-3-Phenylprop-2-enylthio)-4-prop-2-enyl-5-(4-pyridyl)-1,2,4-triazole chemical structure, C19H18N4S, CAS 468079-63-2
3-((2E)-3-Phenylprop-2-enylthio)-4-prop-2-enyl-5-(4-pyridyl)-1,2,4-triazole
CAS 468079-63-2C19H18N4S
1-Pyrrolidinecarbothioamide, N-(2-phenyl-4-quinazolinyl)- chemical structure, C19H18N4S, CAS 400604-99-1
1-Pyrrolidinecarbothioamide, N-(2-phenyl-4-quinazolinyl)-
CAS 400604-99-1C19H18N4S
1-[4-(Phenylamino)phenyl]-3-(pyridin-3-ylmethyl)thiourea chemical structure, C19H18N4S, CAS 516457-37-7
1-[4-(Phenylamino)phenyl]-3-(pyridin-3-ylmethyl)thiourea
CAS 516457-37-7C19H18N4S
3-(5-(Benzylthio)-4-ethyl-4H-1,2,4-triazol-3-yl)-1H-indole chemical structure, C19H18N4S, CAS 852144-22-0
3-(5-(Benzylthio)-4-ethyl-4H-1,2,4-triazol-3-yl)-1H-indole
CAS 852144-22-0C19H18N4S

Frequently asked questions

What is the molar mass of C19H18N4S?

The molar mass of C19H18N4S is 334.44 g/mol, calculated from standard atomic weights for 19 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 1 sulfur atom. The monoisotopic mass is 334.1252 Da.

How many compounds have the formula C19H18N4S?

CompoundList lists 36 compounds with the molecular formula C19H18N4S, including 4-Allyl-5-(2-carbazol-9-yl-ethyl)-4H-[1,2,4]triazole-3-thiol, N-Phenyl-1-(pyridin-3-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carbothioamide, 5-(3-Methyl-PH)-4-((2-ME-3-PH-2-propenylidene)amino)-4H-1,2,4-triazole-3-thiol. 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 C19H18N4S?

C19H18N4S 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.