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Molecular formula

C12H8N4OS

17 compounds have this formula on CompoundList.

Molar mass
256.28g/mol
Monoisotopic mass
256.0419Da
Atoms
26
Elements
5
Rings plus double bonds
11

The formula C12H8N4OS describes a molecule made of 12 carbon atoms, 8 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 × 1256.24%
    12.011 × 12 = 144.132 g/mol
  • H Hydrogen × 83.15%
    1.008 × 8 = 8.064 g/mol
  • N Nitrogen × 421.86%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 16.24%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 112.51%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C12H8N4OS

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

Showing 1 to 17 of 17 compounds

N-(Thiazol-2-yl)quinoxaline-6-carboxamide chemical structure, C12H8N4OS, CAS 571910-89-9
N-(Thiazol-2-yl)quinoxaline-6-carboxamide
CAS 571910-89-9C12H8N4OS
N-(1,3-Benzothiazol-2-yl)pyrazine-2-carboxamide chemical structure, C12H8N4OS, CAS 354549-48-7
N-(1,3-Benzothiazol-2-yl)pyrazine-2-carboxamide
CAS 354549-48-7C12H8N4OS
7-Phenyl-2-thioxo-2,3-dihydropteridin-4(1H)-one chemical structure, C12H8N4OS, CAS 705287-02-1
7-Phenyl-2-thioxo-2,3-dihydropteridin-4(1H)-one
CAS 705287-02-1C12H8N4OS
6-(1-Benzofuran-2-yl)-3-methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C12H8N4OS, CAS 866560-48-7
6-(1-Benzofuran-2-yl)-3-methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 866560-48-7C12H8N4OS
3-(Benzo[d]thiazol-2-yl)pyrazine-2-carboxamide chemical structure, C12H8N4OS, CAS 873856-79-2
3-(Benzo[d]thiazol-2-yl)pyrazine-2-carboxamide
CAS 873856-79-2C12H8N4OS
2-Amino-5-[(quinoxalin-6-yl)methylidene]-1,3-thiazol-4(5H)-one chemical structure, C12H8N4OS, CAS 648450-31-1
2-Amino-5-[(quinoxalin-6-yl)methylidene]-1,3-thiazol-4(5H)-one
CAS 648450-31-1C12H8N4OS
1,3,4-Thiadiazolo(3',2':1,2)pyrimido(5,4-b)indol-5(6H)-one, 2-methyl- chemical structure, C12H8N4OS, CAS 117007-34-8
1,3,4-Thiadiazolo(3',2':1,2)pyrimido(5,4-b)indol-5(6H)-one, 2-methyl-
CAS 117007-34-8C12H8N4OS
2-Cyano-3-phenyl-N-(1,3,4-thiadiazol-2-yl)prop-2-enamide chemical structure, C12H8N4OS, CAS 748773-40-2
2-Cyano-3-phenyl-N-(1,3,4-thiadiazol-2-yl)prop-2-enamide
CAS 748773-40-2C12H8N4OS
(Z)-2-Cyano-3-pyridin-4-yl-N-(1,3-thiazol-2-yl)prop-2-enamide chemical structure, C12H8N4OS, CAS 667413-49-2
(Z)-2-Cyano-3-pyridin-4-yl-N-(1,3-thiazol-2-yl)prop-2-enamide
CAS 667413-49-2C12H8N4OS
N-Thiazol-2-yl-quinoxaline 2-carboxamide chemical structure, C12H8N4OS, CAS 871561-02-3
N-Thiazol-2-yl-quinoxaline 2-carboxamide
CAS 871561-02-3C12H8N4OS
2,1,3-Benzothiadiazol-4-ol, 7-(phenylazo)- chemical structure, C12H8N4OS, CAS 82382-41-0
2,1,3-Benzothiadiazol-4-ol, 7-(phenylazo)-
CAS 82382-41-0C12H8N4OS
2-Amino-5-(quinoxalin-6-ylmethylene)thiazol-4(5H)-one chemical structure, C12H8N4OS
2-Amino-5-(quinoxalin-6-ylmethylene)thiazol-4(5H)-one
C12H8N4OS
2-[2-(1,3-Thiazol-2-yl)hydrazinylidene]quinolin-8(2H)-one chemical structure, C12H8N4OS, CAS 119749-08-5
2-[2-(1,3-Thiazol-2-yl)hydrazinylidene]quinolin-8(2H)-one
CAS 119749-08-5C12H8N4OS
5-[2-(4-Formylphenyl)hydrazinylidene]-2-imino-2,5-dihydrothiophene-3-carbonitrile chemical structure, C12H8N4OS, CAS 93420-92-9
5-[2-(4-Formylphenyl)hydrazinylidene]-2-imino-2,5-dihydrothiophene-3-carbonitrile
CAS 93420-92-9C12H8N4OS
7-Benzothiazolecarboxamide,n-2-pyrimidinyl- chemical structure, C12H8N4OS, CAS 1220989-50-3
7-Benzothiazolecarboxamide,n-2-pyrimidinyl-
CAS 1220989-50-3C12H8N4OS
5-[2-(2-Methylthiazol-4-yl)ethynyl]isoxazolo[5,4-b]pyridin-3-amine chemical structure, C12H8N4OS, CAS 2524947-36-0
5-[2-(2-Methylthiazol-4-yl)ethynyl]isoxazolo[5,4-b]pyridin-3-amine
CAS 2524947-36-0C12H8N4OS
5-[2-(4-Methylthiazol-2-yl)ethynyl]isoxazolo[5,4-b]pyridin-3-amine chemical structure, C12H8N4OS, CAS 2592651-16-4
5-[2-(4-Methylthiazol-2-yl)ethynyl]isoxazolo[5,4-b]pyridin-3-amine
CAS 2592651-16-4C12H8N4OS

Frequently asked questions

What is the molar mass of C12H8N4OS?

The molar mass of C12H8N4OS is 256.28 g/mol, calculated from standard atomic weights for 12 carbon atoms, 8 hydrogen atoms, 4 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 256.0419 Da.

How many compounds have the formula C12H8N4OS?

CompoundList lists 17 compounds with the molecular formula C12H8N4OS, including N-(Thiazol-2-yl)quinoxaline-6-carboxamide, N-(1,3-Benzothiazol-2-yl)pyrazine-2-carboxamide, 7-Phenyl-2-thioxo-2,3-dihydropteridin-4(1H)-one. 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 C12H8N4OS?

C12H8N4OS has a degree of unsaturation of 11. 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.