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Molecular formula

C16H12N4O3S

41 compounds have this formula on CompoundList.

Molar mass
340.36g/mol
Monoisotopic mass
340.0630Da
Atoms
36
Elements
5
Rings plus double bonds
13

The formula C16H12N4O3S describes a molecule made of 16 carbon atoms, 12 hydrogen atoms, 4 nitrogen atoms, 3 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 × 1656.46%
    12.011 × 16 = 192.176 g/mol
  • H Hydrogen × 123.55%
    1.008 × 12 = 12.096 g/mol
  • N Nitrogen × 416.46%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 314.10%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 19.42%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C16H12N4O3S

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

Showing 1 to 41 of 41 compounds

3-[(4-Methylphenyl)sulfonyl][1,2,3]triazolo[1,5-a]quinazolin-5(4H)-one chemical structure, C16H12N4O3S, CAS 896372-65-9
3-[(4-Methylphenyl)sulfonyl][1,2,3]triazolo[1,5-a]quinazolin-5(4H)-one
CAS 896372-65-9C16H12N4O3S
[6-Amino-3,5-dicyano-4-(4-hydroxy-phenyl)-pyridin-2-ylsulfanyl]-acetic acid methyl ester chemical structure, C16H12N4O3S, CAS 5212-06-6
[6-Amino-3,5-dicyano-4-(4-hydroxy-phenyl)-pyridin-2-ylsulfanyl]-acetic acid methyl ester
CAS 5212-06-6C16H12N4O3S
7-(4-Ethylphenyl)-3-methyl-4H,6H-pyrrolo[3',4':4,5][1,3]thiazolo[2,3-c][1,2,4]triazine-4,6,8(7H)-trione chemical structure, C16H12N4O3S, CAS 369399-13-3
7-(4-Ethylphenyl)-3-methyl-4H,6H-pyrrolo[3',4':4,5][1,3]thiazolo[2,3-c][1,2,4]triazine-4,6,8(7H)-trione
CAS 369399-13-3C16H12N4O3S
N-[2-Amino-3-(benzothiazole-2-yl)-4-oxo-2-pyrroline-1-yl]-2-furancarboxamide chemical structure, C16H12N4O3S, CAS 377759-98-3
N-[2-Amino-3-(benzothiazole-2-yl)-4-oxo-2-pyrroline-1-yl]-2-furancarboxamide
CAS 377759-98-3C16H12N4O3S
4-Hydroxy-3-nitrobenzaldehyde (4-phenyl-1,3-thiazol-2-yl)hydrazone chemical structure, C16H12N4O3S, CAS 6348-53-4
4-Hydroxy-3-nitrobenzaldehyde (4-phenyl-1,3-thiazol-2-yl)hydrazone
CAS 6348-53-4C16H12N4O3S
Urea, N-(5-(1,3-benzodioxol-5-yl)-1,3,4-thiadiazol-2-yl)-N'-phenyl- chemical structure, C16H12N4O3S, CAS 116758-66-8
Urea, N-(5-(1,3-benzodioxol-5-yl)-1,3,4-thiadiazol-2-yl)-N'-phenyl-
CAS 116758-66-8C16H12N4O3S
9-Methyl-N-(5-methylisoxazol-3-yl)-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxamide chemical structure, C16H12N4O3S, CAS 690251-84-4
9-Methyl-N-(5-methylisoxazol-3-yl)-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxamide
CAS 690251-84-4C16H12N4O3S
Methyl 2-(2-(pyrazin-2-yl)thiazole-4-carboxamido)benzoate chemical structure, C16H12N4O3S, CAS 1226440-44-3
Methyl 2-(2-(pyrazin-2-yl)thiazole-4-carboxamido)benzoate
CAS 1226440-44-3C16H12N4O3S
Baz1A-IN-1 chemical structure, C16H12N4O3S, CAS 941521-45-5
Baz1A-IN-1
CAS 941521-45-5C16H12N4O3S
2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)-N-(5-methylisoxazol-3-yl)acetamide chemical structure, C16H12N4O3S, CAS 851130-30-8
2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)-N-(5-methylisoxazol-3-yl)acetamide
CAS 851130-30-8C16H12N4O3S
6-(2,3-Dihydro-1,4-benzodioxin-6-ylmethyl)-3-(furan-2-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C16H12N4O3S, CAS 878434-20-9
6-(2,3-Dihydro-1,4-benzodioxin-6-ylmethyl)-3-(furan-2-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 878434-20-9C16H12N4O3S
(4-Amino-2-phenylamino-thiazol-5-yl)-(3-nitrophenyl)-methanone chemical structure, C16H12N4O3S, CAS 223783-69-5
(4-Amino-2-phenylamino-thiazol-5-yl)-(3-nitrophenyl)-methanone
CAS 223783-69-5C16H12N4O3S
N-(Isoxazol-3-yl)-6-(4-methoxyphenyl)imidazo[2,1-b]thiazole-3-carboxamide chemical structure, C16H12N4O3S, CAS 1049467-98-2
N-(Isoxazol-3-yl)-6-(4-methoxyphenyl)imidazo[2,1-b]thiazole-3-carboxamide
CAS 1049467-98-2C16H12N4O3S
1-(1,3-Benzodioxol-5-yl)-2-(1-phenyltetrazol-5-yl)sulfanylethanone chemical structure, C16H12N4O3S, CAS 315677-07-7
1-(1,3-Benzodioxol-5-yl)-2-(1-phenyltetrazol-5-yl)sulfanylethanone
CAS 315677-07-7C16H12N4O3S
(E)-N-(5-Methyl-2,1,3-benzothiadiazol-4-yl)-3-(3-nitrophenyl)prop-2-enamide chemical structure, C16H12N4O3S, CAS 347310-89-8
(E)-N-(5-Methyl-2,1,3-benzothiadiazol-4-yl)-3-(3-nitrophenyl)prop-2-enamide
CAS 347310-89-8C16H12N4O3S
6-(2,3-Dihydro-1,4-benzodioxin-3-yl)-3-(2-methylfuran-3-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C16H12N4O3S, CAS 878434-91-4
6-(2,3-Dihydro-1,4-benzodioxin-3-yl)-3-(2-methylfuran-3-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 878434-91-4C16H12N4O3S
2-Methyl-3-nitro-N-(5-phenyl-1,3,4-thiadiazol-2-yl)benzamide chemical structure, C16H12N4O3S, CAS 391862-39-8
2-Methyl-3-nitro-N-(5-phenyl-1,3,4-thiadiazol-2-yl)benzamide
CAS 391862-39-8C16H12N4O3S
Methyl {[2-(2-furyl)[1,2,4]triazolo[1,5-c]quinazolin-5-yl]thio}acetate chemical structure, C16H12N4O3S, CAS 924863-41-2
Methyl {[2-(2-furyl)[1,2,4]triazolo[1,5-c]quinazolin-5-yl]thio}acetate
CAS 924863-41-2C16H12N4O3S
4-Nitro-3-methyl-N-(5-phenyl-1,3,4-thiadiazol-2-yl)benzamide chemical structure, C16H12N4O3S, CAS 444933-02-2
4-Nitro-3-methyl-N-(5-phenyl-1,3,4-thiadiazol-2-yl)benzamide
CAS 444933-02-2C16H12N4O3S
N-[5-(2-Methylphenyl)-1,3,4-thiadiazol-2-yl]-3-nitrobenzamide chemical structure, C16H12N4O3S, CAS 391226-94-1
N-[5-(2-Methylphenyl)-1,3,4-thiadiazol-2-yl]-3-nitrobenzamide
CAS 391226-94-1C16H12N4O3S
N'-[4-(3-Nitrophenyl)-1,3-thiazol-2-yl]benzenecarbohydrazide chemical structure, C16H12N4O3S, CAS 325806-61-9
N'-[4-(3-Nitrophenyl)-1,3-thiazol-2-yl]benzenecarbohydrazide
CAS 325806-61-9C16H12N4O3S
N-[5-(3-Methylphenyl)-1,3,4-thiadiazol-2-yl]-2-nitrobenzamide chemical structure, C16H12N4O3S, CAS 392241-27-9
N-[5-(3-Methylphenyl)-1,3,4-thiadiazol-2-yl]-2-nitrobenzamide
CAS 392241-27-9C16H12N4O3S
1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(pyridin-2-yl)thiazol-2-yl)urea chemical structure, C16H12N4O3S, CAS 1219844-84-4
1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(pyridin-2-yl)thiazol-2-yl)urea
CAS 1219844-84-4C16H12N4O3S
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-(pyrazin-2-yl)thiazole-4-carboxamide chemical structure, C16H12N4O3S, CAS 1235096-60-2
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-(pyrazin-2-yl)thiazole-4-carboxamide
CAS 1235096-60-2C16H12N4O3S

Frequently asked questions

What is the molar mass of C16H12N4O3S?

The molar mass of C16H12N4O3S is 340.36 g/mol, calculated from standard atomic weights for 16 carbon atoms, 12 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 340.0630 Da.

How many compounds have the formula C16H12N4O3S?

CompoundList lists 41 compounds with the molecular formula C16H12N4O3S, including 3-[(4-Methylphenyl)sulfonyl][1,2,3]triazolo[1,5-a]quinazolin-5(4H)-one, [6-Amino-3,5-dicyano-4-(4-hydroxy-phenyl)-pyridin-2-ylsulfanyl]-acetic acid methyl ester, 7-(4-Ethylphenyl)-3-methyl-4H,6H-pyrrolo[3',4':4,5][1,3]thiazolo[2,3-c][1,2,4]triazine-4,6,8(7H)-trione. 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 C16H12N4O3S?

C16H12N4O3S 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.