Molecular formula

C₁₈H₁₂N₄OS

26 compounds have this formula on CompoundList.

Molar mass: 332.38g/mol
Monoisotopic mass: 332.0732Da
Atoms: 36
Elements: 5
Rings plus double bonds: 15

The formula C18H12N4OS describes a molecule made of 18 carbon atoms, 12 hydrogen atoms, 4 nitrogen atoms, 1 oxygen atom 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 × 1865.05%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 123.64%
1.008 × 12 = 12.096 g/mol
N Nitrogen × 416.86%
14.007 × 4 = 56.028 g/mol
O Oxygen × 14.81%
15.999 × 1 = 15.999 g/mol
S Sulfur × 19.65%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H12N4OS

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

Showing 1 to 26 of 26 compounds

RefChem:366981

CAS 14892-97-8C₁₈H₁₂N₄OS

2-Amino-6-benzylsulfanyl-4-(furan-2-yl)pyridine-3,5-dicarbonitrile

CAS 313550-87-7C₁₈H₁₂N₄OS

2-(Pyridin-4-yl)-N-(thiazol-2-yl)quinoline-4-carboxamide

CAS 716363-23-4C₁₈H₁₂N₄OS

4-(((1H-Benzo[d]imidazol-2-yl)methyl)thio)benzofuro[3,2-d]pyrimidine

CAS 844650-29-9C₁₈H₁₂N₄OS

N-[4-(1,3-Benzothiazol-2-yl)phenyl]pyrazine-2-carboxamide

CAS 497062-84-7C₁₈H₁₂N₄OS

2-Pyridin-2-yl-N-(1,3-thiazol-2-yl)quinoline-4-carboxamide

CAS 920712-02-3C₁₈H₁₂N₄OS

(E)-5-Phenyl-3-((pyridin-3-ylmethylene)amino)thieno[2,3-d]pyrimidin-4(3H)-one

CAS 304685-06-1C₁₈H₁₂N₄OS

2-Phenyl-N-(1,3,4-thiadiazol-2-yl)quinoline-4-carboxamide

CAS 349440-89-7C₁₈H₁₂N₄OS

(E)-5-Phenyl-3-((pyridin-2-ylmethylene)amino)thieno[2,3-d]pyrimidin-4(3H)-one

CAS 303227-10-3C₁₈H₁₂N₄OS

3-Phenyl-7-[(E)-2-phenylethenyl]-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one

CAS 43029-31-8C₁₈H₁₂N₄OS

(E)-3-(Benzo[d]thiazol-2-yl)-2-(1-methyl-1H-benzo[d]imidazol-2(3H)-ylidene)-3-oxopropanenitrile

CAS 476279-86-4C₁₈H₁₂N₄OS

6-(1-Benzofuran-2-yl)-3-(4-methylphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole

CAS 825606-24-4C₁₈H₁₂N₄OS

1,3,4-Oxadiazole-2(3H)-thione, 5-(4,6-diphenyl-2-pyrimidinyl)-

CAS 202746-86-9C₁₈H₁₂N₄OS

3-(Furan-2-yl)-6-(naphthalen-1-ylmethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole

CAS 515875-29-3C₁₈H₁₂N₄OS

2-(1,3-Benzothiazol-2-yl)-N-(pyridin-3-yl)pyridine-3-carboxamide

CAS 880619-94-3C₁₈H₁₂N₄OS

2-(Pyridin-3-yl)-N-(1,3-thiazol-2-yl)quinoline-4-carboxamide

CAS 954772-76-0C₁₈H₁₂N₄OS

6-(1-Benzofuran-2-yl)-3-benzyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole

CAS 708993-45-7C₁₈H₁₂N₄OS

(5Z)-2-[(E)-2-Phenylethenyl]-5-(pyridin-4-ylmethylidene)[1,3]thiazolo[3,2-b][1,2,4]triazol-6(5H)-one

CAS 847339-36-0C₁₈H₁₂N₄OS

(5Z)-2-[(E)-2-Phenylethenyl]-5-(pyridin-3-ylmethylidene)[1,3]thiazolo[3,2-b][1,2,4]triazol-6(5H)-one

CAS 846600-64-4C₁₈H₁₂N₄OS

3-(1,3-Benzothiazol-2-yl)-N-phenylpyrazine-2-carboxamide

CAS 889592-67-0C₁₈H₁₂N₄OS

4(3H)-Quinazolinone, 2-(2-phenylethenyl)-3-(1,3,4-thiadiazol-2-yl)-

CAS 68142-76-7C₁₈H₁₂N₄OS

N-{[2,4'-Bipyridine]-5-yl}-1,3-benzothiazole-2-carboxamide

CAS 2097923-50-5C₁₈H₁₂N₄OS

2-(2-Pyridylamino)-5-(8-quinolylmethylene)-1,3-thiazolin-4-one

CAS 951953-64-3C₁₈H₁₂N₄OS

6-[5-(Thiophen-3-yl)[2,4'-bipyrimidin]-4(3H)-ylidene]cyclohexa-2,4-dien-1-one

CAS 923594-40-5C₁₈H₁₂N₄OS

Frequently asked questions

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What is the molar mass of C18H12N4OS?

The molar mass of C18H12N4OS is 332.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms, 4 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 332.0732 Da.

How many compounds have the formula C18H12N4OS?

CompoundList lists 26 compounds with the molecular formula C18H12N4OS, including RefChem:366981, 2-Amino-6-benzylsulfanyl-4-(furan-2-yl)pyridine-3,5-dicarbonitrile, 2-(Pyridin-4-yl)-N-(thiazol-2-yl)quinoline-4-carboxamide. 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 C18H12N4OS?

C18H12N4OS has a degree of unsaturation of 15. 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.