Molecular formula

C₁₈H₁₂N₂O₂S

36 compounds have this formula on CompoundList.

Molar mass: 320.37g/mol
Monoisotopic mass: 320.0619Da
Atoms: 35
Elements: 5
Rings plus double bonds: 14

The formula C18H12N2O2S describes a molecule made of 18 carbon atoms, 12 hydrogen atoms, 2 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 × 1867.48%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 123.78%
1.008 × 12 = 12.096 g/mol
N Nitrogen × 28.74%
14.007 × 2 = 28.014 g/mol
O Oxygen × 29.99%
15.999 × 2 = 31.998 g/mol
S Sulfur × 110.01%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H12N2O2S

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

Showing 1 to 36 of 36 compounds

1-[4-(6-Methyl-1,3-benzothiazol-2-yl)phenyl]-2,5-dihydro-1H-pyrrole-2,5-dione

CAS 19735-68-3C₁₈H₁₂N₂O₂S

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

CAS 313662-76-9C₁₈H₁₂N₂O₂S

N-(2-Phenyl-1,3-benzoxazol-5-yl)thiophene-2-carboxamide

CAS 485394-31-8C₁₈H₁₂N₂O₂S

(E)-Methyl 4-(2-(benzo[d]thiazol-2-yl)-2-cyanovinyl)benzoate

CAS 1164467-61-1C₁₈H₁₂N₂O₂S

RefChem:313874

CAS 52979-05-2C₁₈H₁₂N₂O₂S

2-Amino-4-(5-methyl-2-thienyl)-5-oxo-4,5-dihydroindeno[1,2-b]pyran-3-carbonitrile

CAS 362590-75-8C₁₈H₁₂N₂O₂S

2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)-1-phenylethanone

CAS 848683-44-3C₁₈H₁₂N₂O₂S

$N-{5-Thia-3-azatetracyclo[6.6.1.0^{2,6}.0^{11,15}]pentadeca-1(15),2(6),3,7,11,13-hexaen-4-yl}furan-2-carboxamide chemical structure, C18H12N2O2S, CAS 477325-89-6$

N-{5-Thia-3-azatetracyclo[6.6.1.0^{2,6}.0^{11,15}]pentadeca-1(15),2(6),3,7,11,13-hexaen-4-yl}furan-2-carboxamide

CAS 477325-89-6C₁₈H₁₂N₂O₂S

3-(2-(Phenylamino)thiazol-4-yl)-2H-chromen-2-one

CAS 33856-02-9C₁₈H₁₂N₂O₂S

N-[4-(Naphthalen-2-yl)-1,3-thiazol-2-yl]furan-2-carboxamide

CAS 312604-90-3C₁₈H₁₂N₂O₂S

N-[4-(4-Cyanophenoxy)phenyl]thiophene-2-carboxamide

CAS 330466-22-3C₁₈H₁₂N₂O₂S

1,3-Diphenyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid

CAS 24086-34-8C₁₈H₁₂N₂O₂S

10-(4-Nitrophenyl)phenothiazine

CAS 19606-94-1C₁₈H₁₂N₂O₂S

1-(1-Benzofuran-2-yl)-2-quinazolin-4-ylsulfanylethanone

CAS 749220-49-3C₁₈H₁₂N₂O₂S

2-((2-Phenylthiazol-4-yl)methyl)isoindoline-1,3-dione

CAS 556009-28-0C₁₈H₁₂N₂O₂S

Serine Hydrolase inhibitor-21

CAS 366448-34-2C₁₈H₁₂N₂O₂S

2-((3-(4-Cyanonaphthalen-1-yl)pyridin-4-yl)thio)acetic acid

CAS 1352792-73-4C₁₈H₁₂N₂O₂S

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

CAS 25829-71-4C₁₈H₁₂N₂O₂S

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

CAS 402577-77-9C₁₈H₁₂N₂O₂S

10-(2-Nitrophenyl)phenothiazine

CAS 91732-91-1C₁₈H₁₂N₂O₂S

4-(10H-Phenothiazin-2-ylimino)cyclohexa-2,5-dien-1-one S-oxide

CAS 85153-42-0C₁₈H₁₂N₂O₂S

2-((4-(4-Cyanonaphthalen-1-yl)pyridin-3-yl)thio)acetic acid

CAS 1352793-87-3C₁₈H₁₂N₂O₂S

(5E)-3-Prop-2-ynyl-5-[(1-prop-2-ynylindol-3-yl)methylidene]-1,3-thiazolidine-2,4-dione

CAS 432509-26-7C₁₈H₁₂N₂O₂S

2-(2-(Thiazol-2-yl)benzyl)isoindoline-1,3-dione

CAS 1431960-98-3C₁₈H₁₂N₂O₂S

Frequently asked questions

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What is the molar mass of C18H12N2O2S?

The molar mass of C18H12N2O2S is 320.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 320.0619 Da.

How many compounds have the formula C18H12N2O2S?

CompoundList lists 36 compounds with the molecular formula C18H12N2O2S, including 1-[4-(6-Methyl-1,3-benzothiazol-2-yl)phenyl]-2,5-dihydro-1H-pyrrole-2,5-dione, N-[2-(1,3-Benzothiazol-2-yl)phenyl]furan-2-carboxamide, N-(2-Phenyl-1,3-benzoxazol-5-yl)thiophene-2-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 C18H12N2O2S?

C18H12N2O2S has a degree of unsaturation of 14. 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.