Molecular formula

C₂₁H₁₉NO₃S₂

14 compounds have this formula on CompoundList.

Molar mass: 397.51g/mol
Monoisotopic mass: 397.0806Da
Atoms: 46
Elements: 5
Rings plus double bonds: 13

The formula C21H19NO3S2 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 3 oxygen atoms and 2 sulfur atoms. 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 × 2163.45%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 194.82%
1.008 × 19 = 19.152 g/mol
N Nitrogen × 13.52%
14.007 × 1 = 14.007 g/mol
O Oxygen × 312.07%
15.999 × 3 = 47.997 g/mol
S Sulfur × 216.13%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C21H19NO3S2

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

Showing 1 to 14 of 14 compounds

Ethyl 4-phenyl-2-{[(phenylsulfanyl)acetyl]amino}-3-thiophenecarboxylate

CAS 309286-74-6C₂₁H₁₉NO₃S₂

N-(8-Methyl-7,8,9,10-tetrahydronaphtho[1,2-b]benzofuran-5-yl)thiophene-2-sulfonamide

CAS 518053-49-1C₂₁H₁₉NO₃S₂

(E)-Ethyl 2-(3-(thiophen-2-yl)acrylamido)-4-(p-tolyl)thiophene-3-carboxylate

CAS 314244-92-3C₂₁H₁₉NO₃S₂

Methyl 5-phenyl-3-(3-(phenylthio)propanamido)thiophene-2-carboxylate

CAS 477326-65-1C₂₁H₁₉NO₃S₂

4-(4-Isopropylphenyl)-2-{[3-(2-thienyl)acryloyl]amino}-3-thiophenecarboxylic acid

CAS 315677-70-4C₂₁H₁₉NO₃S₂

2-Benzylsulfonyl-N-(2-phenylsulfanylphenyl)acetamide

CAS 827618-60-0C₂₁H₁₉NO₃S₂

(5Z)-5-[[3-[2-(2-Prop-2-enylphenoxy)ethoxy]phenyl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one

CAS 292162-14-2C₂₁H₁₉NO₃S₂

(5Z)-3-(4-Methoxybenzyl)-5-[(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-2-thioxo-1,3-thiazolidin-4-one

CAS 873080-42-3C₂₁H₁₉NO₃S₂

Methyl 5-phenyl-3-(2-(p-tolylthio)acetamido)thiophene-2-carboxylate

CAS 922630-18-0C₂₁H₁₉NO₃S₂

Ethyl 5-phenyl-3-(2-(phenylthio)acetamido)thiophene-2-carboxylate

CAS 922805-37-6C₂₁H₁₉NO₃S₂

(5Z)-5-[(4-Hydroxy-3-methoxy-5-prop-2-enylphenyl)methylidene]-3-(4-methylphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one

CAS 690648-46-5C₂₁H₁₉NO₃S₂

3-(1,3-Benzodioxol-5-ylmethyl)-5-[[4-(1-methylethyl)phenyl]methylene]-2-thioxo-4-thiazolidinone

CAS 933666-06-9C₂₁H₁₉NO₃S₂

Benzyl N-[3-(thiophene-2-carbonyl)-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]carbamate

CAS 2680770-67-4C₂₁H₁₉NO₃S₂

3-Allyl-5-(3-(2-phenoxyethoxy)benzylidene)-2-thioxothiazolidin-4-one

CAS 292162-17-5C₂₁H₁₉NO₃S₂

Frequently asked questions

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What is the molar mass of C21H19NO3S2?

The molar mass of C21H19NO3S2 is 397.51 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 397.0806 Da.

How many compounds have the formula C21H19NO3S2?

CompoundList lists 14 compounds with the molecular formula C21H19NO3S2, including Ethyl 4-phenyl-2-{[(phenylsulfanyl)acetyl]amino}-3-thiophenecarboxylate, N-(8-Methyl-7,8,9,10-tetrahydronaphtho[1,2-b]benzofuran-5-yl)thiophene-2-sulfonamide, (E)-Ethyl 2-(3-(thiophen-2-yl)acrylamido)-4-(p-tolyl)thiophene-3-carboxylate. 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 C21H19NO3S2?

C21H19NO3S2 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.