CompoundList
Sign in
Molecular formula

C18H12N4O2S

30 compounds have this formula on CompoundList.

Molar mass
348.38g/mol
Monoisotopic mass
348.0681Da
Atoms
37
Elements
5
Rings plus double bonds
15

The formula C18H12N4O2S describes a molecule made of 18 carbon atoms, 12 hydrogen atoms, 4 nitrogen atoms, 2 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 × 1862.06%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 123.47%
    1.008 × 12 = 12.096 g/mol
  • N Nitrogen × 416.08%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 29.18%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 19.20%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H12N4O2S

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

Showing 1 to 30 of 30 compounds

6-(1-Benzofuran-2-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H12N4O2S, CAS 825605-76-3
6-(1-Benzofuran-2-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 825605-76-3C18H12N4O2S
N-[4-(5-Thiophen-2-yl-1,2,4-oxadiazol-3-yl)phenyl]pyridine-3-carboxamide chemical structure, C18H12N4O2S, CAS 884980-86-3
N-[4-(5-Thiophen-2-yl-1,2,4-oxadiazol-3-yl)phenyl]pyridine-3-carboxamide
CAS 884980-86-3C18H12N4O2S
3-((4-Nitrophenyl)thio)-2-phenylimidazo[1,2-a]pyrimidine chemical structure, C18H12N4O2S, CAS 314768-52-0
3-((4-Nitrophenyl)thio)-2-phenylimidazo[1,2-a]pyrimidine
CAS 314768-52-0C18H12N4O2S
(E)-2-(4-(3-Nitrophenyl)thiazol-2-yl)-3-(phenylamino)acrylonitrile chemical structure, C18H12N4O2S, CAS 1321857-57-1
(E)-2-(4-(3-Nitrophenyl)thiazol-2-yl)-3-(phenylamino)acrylonitrile
CAS 1321857-57-1C18H12N4O2S
2-(Benzo[d]thiazol-2-ylamino)-6-phenylpyrimidine-4-carboxylic acid chemical structure, C18H12N4O2S, CAS 380560-71-4
2-(Benzo[d]thiazol-2-ylamino)-6-phenylpyrimidine-4-carboxylic acid
CAS 380560-71-4C18H12N4O2S
(E)-2-(4-(4-Nitrophenyl)thiazol-2-yl)-3-(phenylamino)acrylonitrile chemical structure, C18H12N4O2S, CAS 1322015-20-2
(E)-2-(4-(4-Nitrophenyl)thiazol-2-yl)-3-(phenylamino)acrylonitrile
CAS 1322015-20-2C18H12N4O2S
4-(1,3-Benzodioxol-5-yl)-3-quinolin-2-yl-1H-1,2,4-triazole-5-thione chemical structure, C18H12N4O2S, CAS 704873-81-4
4-(1,3-Benzodioxol-5-yl)-3-quinolin-2-yl-1H-1,2,4-triazole-5-thione
CAS 704873-81-4C18H12N4O2S
3-(3-Phenyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-yl)isochroman-1-one chemical structure, C18H12N4O2S, CAS 627044-27-3
3-(3-Phenyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-yl)isochroman-1-one
CAS 627044-27-3C18H12N4O2S
3-(3-Quinolin-2-yl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)benzoic acid chemical structure, C18H12N4O2S, CAS 634169-36-1
3-(3-Quinolin-2-yl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)benzoic acid
CAS 634169-36-1C18H12N4O2S
(Z)-3-Anilino-2-[4-(4-nitrophenyl)-1,3-thiazol-2-yl]prop-2-enenitrile chemical structure, C18H12N4O2S, CAS 372501-17-2
(Z)-3-Anilino-2-[4-(4-nitrophenyl)-1,3-thiazol-2-yl]prop-2-enenitrile
CAS 372501-17-2C18H12N4O2S
N-{2-[3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl]phenyl}pyridine-4-carboxamide chemical structure, C18H12N4O2S, CAS 1119423-45-8
N-{2-[3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl]phenyl}pyridine-4-carboxamide
CAS 1119423-45-8C18H12N4O2S
3-(Furan-2-yl)-6-(naphthalen-1-yloxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H12N4O2S, CAS 878433-88-6
3-(Furan-2-yl)-6-(naphthalen-1-yloxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 878433-88-6C18H12N4O2S
3-(Furan-2-yl)-6-(naphthalen-2-yloxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H12N4O2S, CAS 878433-92-2
3-(Furan-2-yl)-6-(naphthalen-2-yloxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 878433-92-2C18H12N4O2S
N-{2-[3-(3-Pyridinyl)-1,2,4-oxadiazol-5-yl]phenyl}-2-thiophenecarboxamide chemical structure, C18H12N4O2S, CAS 1120233-59-1
N-{2-[3-(3-Pyridinyl)-1,2,4-oxadiazol-5-yl]phenyl}-2-thiophenecarboxamide
CAS 1120233-59-1C18H12N4O2S
N-{2-[3-(4-Pyridinyl)-1,2,4-oxadiazol-5-yl]phenyl}-2-thiophenecarboxamide chemical structure, C18H12N4O2S, CAS 1119398-99-0
N-{2-[3-(4-Pyridinyl)-1,2,4-oxadiazol-5-yl]phenyl}-2-thiophenecarboxamide
CAS 1119398-99-0C18H12N4O2S
2-Phenyl-4-((E)-{[4-(2-thienyl)-2-pyrimidinyl]amino}methylidene)-1,3-oxazol-5(4H)-one chemical structure, C18H12N4O2S, CAS 865660-34-0
2-Phenyl-4-((E)-{[4-(2-thienyl)-2-pyrimidinyl]amino}methylidene)-1,3-oxazol-5(4H)-one
CAS 865660-34-0C18H12N4O2S
N-{2-[3-(2-Pyridinyl)-1,2,4-oxadiazol-5-yl]phenyl}-2-thiophenecarboxamide chemical structure, C18H12N4O2S, CAS 1119498-30-4
N-{2-[3-(2-Pyridinyl)-1,2,4-oxadiazol-5-yl]phenyl}-2-thiophenecarboxamide
CAS 1119498-30-4C18H12N4O2S
(Z)-3-((2-Nitrophenyl)amino)-2-(4-phenylthiazol-2-yl)acrylonitrile chemical structure, C18H12N4O2S, CAS 1322250-06-5
(Z)-3-((2-Nitrophenyl)amino)-2-(4-phenylthiazol-2-yl)acrylonitrile
CAS 1322250-06-5C18H12N4O2S
N-{2-[3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl]phenyl}pyridine-3-carboxamide chemical structure, C18H12N4O2S, CAS 1119401-84-1
N-{2-[3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl]phenyl}pyridine-3-carboxamide
CAS 1119401-84-1C18H12N4O2S
2-(4-Oxoquinazolin-3(4H)-yl)-N-(1,3-thiazol-2-yl)benzamide chemical structure, C18H12N4O2S, CAS 1219557-57-9
2-(4-Oxoquinazolin-3(4H)-yl)-N-(1,3-thiazol-2-yl)benzamide
CAS 1219557-57-9C18H12N4O2S
2,2'-(Thiophene-2,5-diyl)bis(benzo[d]oxazol-6-amine) chemical structure, C18H12N4O2S, CAS 151746-37-1
2,2'-(Thiophene-2,5-diyl)bis(benzo[d]oxazol-6-amine)
CAS 151746-37-1C18H12N4O2S
4-Pyridinecarboxamide,N-[4-(2-furanyl)-5-(4-pyridinyl)-2-thiazolyl]- chemical structure, C18H12N4O2S, CAS 858974-16-0
4-Pyridinecarboxamide,N-[4-(2-furanyl)-5-(4-pyridinyl)-2-thiazolyl]-
CAS 858974-16-0C18H12N4O2S
(Z)-2-Cyano-N-(4-phenoxyphenyl)-3-(thiadiazol-4-yl)prop-2-enamide chemical structure, C18H12N4O2S, CAS 1198068-17-5
(Z)-2-Cyano-N-(4-phenoxyphenyl)-3-(thiadiazol-4-yl)prop-2-enamide
CAS 1198068-17-5C18H12N4O2S
N-(2,1,3-Benzothiadiazol-4-yl)-3-(pyridin-2-yloxy)benzamide chemical structure, C18H12N4O2S, CAS 1705677-44-6
N-(2,1,3-Benzothiadiazol-4-yl)-3-(pyridin-2-yloxy)benzamide
CAS 1705677-44-6C18H12N4O2S

Frequently asked questions

What is the molar mass of C18H12N4O2S?

The molar mass of C18H12N4O2S is 348.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 348.0681 Da.

How many compounds have the formula C18H12N4O2S?

CompoundList lists 30 compounds with the molecular formula C18H12N4O2S, including 6-(1-Benzofuran-2-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole, N-[4-(5-Thiophen-2-yl-1,2,4-oxadiazol-3-yl)phenyl]pyridine-3-carboxamide, 3-((4-Nitrophenyl)thio)-2-phenylimidazo[1,2-a]pyrimidine. 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 C18H12N4O2S?

C18H12N4O2S 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.