Molecular formula

C₁₈H₁₂N₂O₅S

18 compounds have this formula on CompoundList.

Molar mass: 368.36g/mol
Monoisotopic mass: 368.0467Da
Atoms: 38
Elements: 5
Rings plus double bonds: 14

The formula C18H12N2O5S describes a molecule made of 18 carbon atoms, 12 hydrogen atoms, 2 nitrogen atoms, 5 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 × 1858.69%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 123.28%
1.008 × 12 = 12.096 g/mol
N Nitrogen × 27.60%
14.007 × 2 = 28.014 g/mol
O Oxygen × 521.72%
15.999 × 5 = 79.995 g/mol
S Sulfur × 18.70%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H12N2O5S

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

Showing 1 to 18 of 18 compounds

2-(2-Oxo-1,2-dihydro-benzo[cd]indole-6-sulfonylamino)-benzoic acid

CAS 442534-83-0C₁₈H₁₂N₂O₅S

3-[2-[[5-(2-Methylfuran-3-yl)-1,3,4-oxadiazol-2-yl]sulfanyl]acetyl]chromen-2-one

CAS 847851-03-0C₁₈H₁₂N₂O₅S

4-[[4-[(Z)-(2,4-Dioxo-1,3-thiazolidin-5-ylidene)methyl]benzoyl]amino]benzoic acid

CAS 897759-33-0C₁₈H₁₂N₂O₅S

4-(1,3-Benzoxazol-2-ylsulfanyl)but-2-ynyl 3-nitrobenzoate

CAS 669716-01-2C₁₈H₁₂N₂O₅S

N-([1,3]Dioxolo[4',5':4,5]benzo[1,2-d]thiazol-6-yl)-7-methoxybenzofuran-2-carboxamide

CAS 921782-90-3C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[4-(furan-2-yl)-5-methyl-1,3-thiazol-2-yl]acetate

CAS 2248269-15-8C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(5-methylfuran-2-yl)-1,3-thiazol-4-yl]acetate

CAS 2248359-75-1C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methyl-2-(5-methylfuran-2-yl)-1,3-thiazole-5-carboxylate

CAS 2248318-00-3C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[(1,3-benzothiazol-2-yl)methoxy]acetate

CAS 2248326-18-1C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-methyl-3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylate

CAS 2248414-14-2C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[5-methyl-2-(thiophen-2-yl)-1,3-oxazol-4-yl]acetate

CAS 2248302-03-4C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[5-methyl-2-(thiophen-3-yl)-1,3-oxazol-4-yl]acetate

CAS 2248323-34-2C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(3-oxo-2,3-dihydro-1,2-benzothiazol-2-yl)propanoate

CAS 2248303-07-1C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepine-7-carboxylate

CAS 2248294-76-8C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)acetate

CAS 2248304-39-2C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(3-oxo-3,4-dihydro-2H-1,4-benzothiazin-4-yl)acetate

CAS 2248334-13-4C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-[2-(furan-2-yl)-1,3-thiazol-4-yl]propanoate

CAS 2248324-33-4C₁₈H₁₂N₂O₅S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-ethoxythieno[2,3-b]pyridine-2-carboxylate

CAS 2248342-33-6C₁₈H₁₂N₂O₅S

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What is the molar mass of C18H12N2O5S?

The molar mass of C18H12N2O5S is 368.36 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms, 2 nitrogen atoms, 5 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 368.0467 Da.

How many compounds have the formula C18H12N2O5S?

CompoundList lists 18 compounds with the molecular formula C18H12N2O5S, including 2-(2-Oxo-1,2-dihydro-benzo[cd]indole-6-sulfonylamino)-benzoic acid, 3-[2-[[5-(2-Methylfuran-3-yl)-1,3,4-oxadiazol-2-yl]sulfanyl]acetyl]chromen-2-one, 4-[[4-[(Z)-(2,4-Dioxo-1,3-thiazolidin-5-ylidene)methyl]benzoyl]amino]benzoic acid. 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 C18H12N2O5S?

C18H12N2O5S 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.