Molecular formula

C₂₁H₁₄N₂O₄S

24 compounds have this formula on CompoundList.

Molar mass: 390.41g/mol
Monoisotopic mass: 390.0674Da
Atoms: 42
Elements: 5
Rings plus double bonds: 16

The formula C21H14N2O4S describes a molecule made of 21 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms, 4 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 × 2164.61%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 143.61%
1.008 × 14 = 14.112 g/mol
N Nitrogen × 27.18%
14.007 × 2 = 28.014 g/mol
O Oxygen × 416.39%
15.999 × 4 = 63.996 g/mol
S Sulfur × 18.21%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C21H14N2O4S

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

Showing 1 to 24 of 24 compounds

4-{[5-(1-Naphthyl)-1,3,4-oxadiazol-2-yl]sulfanyl}-2-butynyl 2-furoate

CAS 727385-66-2C₂₁H₁₄N₂O₄S

4-[(5-Phenyl-1,3,4-oxadiazol-2-yl)sulfanyl]but-2-ynyl 1-benzofuran-2-carboxylate

CAS 667901-27-1C₂₁H₁₄N₂O₄S

3-(5-((Z)-((Z)-4-Oxo-2-(phenylimino)thiazolidin-5-ylidene)methyl)furan-2-yl)benzoic acid

CAS 327037-96-7C₂₁H₁₄N₂O₄S

6-Methoxy-1-phenyl-2-(thiazol-2-yl)-1,2-dihydrochromeno[2,3-c]pyrrole-3,9-dione

CAS 886169-89-7C₂₁H₁₄N₂O₄S

1-(3-Methoxyphenyl)-2-(1,3-thiazol-2-yl)-1,2-dihydrochromeno[2,3-c]pyrrole-3,9-dione

CAS 620154-75-8C₂₁H₁₄N₂O₄S

4-Oxo-6-((pyrimidin-2-ylthio)methyl)-4H-pyran-3-yl 2-naphthoate

CAS 877636-75-4C₂₁H₁₄N₂O₄S

[1,4-Dioxo-3-(pyridinium-1-yl)-1,4-dihydronaphthalen-2-yl](phenylsulfonyl)azanide

CAS 301154-69-8C₂₁H₁₄N₂O₄S

4-Oxo-6-((pyrimidin-2-ylthio)methyl)-4H-pyran-3-yl 1-naphthoate

CAS 877636-72-1C₂₁H₁₄N₂O₄S

(E)-Methyl 4-(2-(4-(benzo[d][1,3]dioxol-5-yl)thiazol-2-yl)-2-cyanovinyl)benzoate

CAS 683250-10-4C₂₁H₁₄N₂O₄S

(E)-4-(2-(4-(Benzo[d][1,3]dioxol-5-yl)thiazol-2-yl)-2-cyanovinyl)phenyl acetate

CAS 477296-40-5C₂₁H₁₄N₂O₄S

N-(4-Methoxy-3-prop-2-ynyl-1,3-benzothiazol-2-ylidene)-4-oxochromene-2-carboxamide

CAS 868377-98-4C₂₁H₁₄N₂O₄S

N-(4-Methoxy-3-prop-2-ynyl-1,3-benzothiazol-2-ylidene)-2-oxochromene-3-carboxamide

CAS 868378-02-3C₂₁H₁₄N₂O₄S

5-Nitro-N-(2-phenoxyphenyl)-1-benzothiophene-2-carboxamide

CAS 361167-80-8C₂₁H₁₄N₂O₄S

N-([1,3]Dioxolo[4,5-f][1,3]benzothiazol-6-yl)-4-phenoxybenzamide

CAS 892850-23-6C₂₁H₁₄N₂O₄S

5-{3-Nitrobenzylidene}-3-(1-naphthylmethyl)-1,3-thiazolidine-2,4-dione

CAS 342379-90-2C₂₁H₁₄N₂O₄S

N-(3-Carbamoyl-5-phenylthiophen-2-yl)-2-oxo-2H-chromene-3-carboxamide

CAS 941993-91-5C₂₁H₁₄N₂O₄S

N-(4-(7-Methoxybenzofuran-2-yl)thiazol-2-yl)benzofuran-2-carboxamide

CAS 921870-52-2C₂₁H₁₄N₂O₄S

N-(3-Benzoyl-2-thienyl)-N-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)acetamide

CAS 170228-84-9C₂₁H₁₄N₂O₄S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-cyclopropyl-4-phenyl-1,3-thiazole-5-carboxylate

CAS 2248362-15-2C₂₁H₁₄N₂O₄S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-{[(pyridin-3-yl)methyl]sulfanyl}benzoate

CAS 2248351-31-5C₂₁H₁₄N₂O₄S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-methyl-2-(phenylsulfanyl)pyridine-3-carboxylate

CAS 2248340-89-6C₂₁H₁₄N₂O₄S

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(benzylsulfanyl)pyridine-4-carboxylate

CAS 2248362-50-5C₂₁H₁₄N₂O₄S

4-Cyano-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)thiophene-2-carboxylic acid

CAS 2386244-51-3C₂₁H₁₄N₂O₄S

4-Cyano-5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)thiophene-2-carboxylic acid

CAS 2580227-37-6C₂₁H₁₄N₂O₄S

Frequently asked questions

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What is the molar mass of C21H14N2O4S?

The molar mass of C21H14N2O4S is 390.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 390.0674 Da.

How many compounds have the formula C21H14N2O4S?

CompoundList lists 24 compounds with the molecular formula C21H14N2O4S, including 4-{[5-(1-Naphthyl)-1,3,4-oxadiazol-2-yl]sulfanyl}-2-butynyl 2-furoate, 4-[(5-Phenyl-1,3,4-oxadiazol-2-yl)sulfanyl]but-2-ynyl 1-benzofuran-2-carboxylate, 3-(5-((Z)-((Z)-4-Oxo-2-(phenylimino)thiazolidin-5-ylidene)methyl)furan-2-yl)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 C21H14N2O4S?

C21H14N2O4S has a degree of unsaturation of 16. 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.