Molecular formula

C₂₁H₁₉N₃OS

124 compounds have this formula on CompoundList.

Molar mass: 361.46g/mol
Monoisotopic mass: 361.1249Da
Atoms: 45
Elements: 5
Rings plus double bonds: 14

The formula C21H19N3OS describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom 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 × 2169.78%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 195.30%
1.008 × 19 = 19.152 g/mol
N Nitrogen × 311.63%
14.007 × 3 = 42.021 g/mol
O Oxygen × 14.43%
15.999 × 1 = 15.999 g/mol
S Sulfur × 18.87%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C21H19N3OS

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

Showing 101 to 124 of 124 compounds

5-Methyl-3-thioxo-2-(p-tolyl)-2,3,5,6,11,11a-hexahydro-1H-imidazo[1',5':1,6]pyrido[3,4-b]indol-1-one

CAS 1008002-89-8C₂₁H₁₉N₃OS

(Z)-3-((2,4-Dimethylphenyl)amino)-2-(4-(3-methoxyphenyl)thiazol-2-yl)acrylonitrile

CAS 477186-93-9C₂₁H₁₉N₃OS

(E)-2-(Benzylthio)-N-(4-(phenyldiazenyl)phenyl)acetamide

CAS 1002927-71-0C₂₁H₁₉N₃OS

N-(2-Ethylphenyl)-3-methyl-6-phenylimidazo[2,1-b]thiazole-2-carboxamide

CAS 933211-82-6C₂₁H₁₉N₃OS

N-(3,4-Dimethylphenyl)-3-methyl-6-phenylimidazo[2,1-b]thiazole-2-carboxamide

CAS 932995-59-0C₂₁H₁₉N₃OS

2-(4-Methoxyphenyl)-6-((4-methylbenzyl)thio)imidazo[1,2-b]pyridazine

CAS 896023-34-0C₂₁H₁₉N₃OS

N-[2-(2,3-Dihydro-1H-indol-1-yl)phenyl]-2-(methylsulfanyl)pyridine-3-carboxamide

CAS 1100121-68-3C₂₁H₁₉N₃OS

(E)-2-(Ethylthio)-N-(4-(phenyldiazenyl)phenyl)benzamide

CAS 1007256-17-8C₂₁H₁₉N₃OS

(E)-4-(Ethylthio)-N-(4-(phenyldiazenyl)phenyl)benzamide

CAS 1007282-58-7C₂₁H₁₉N₃OS

(E)-2-(4-(Methylthio)phenyl)-N-(4-(phenyldiazenyl)phenyl)acetamide

CAS 1007048-75-0C₂₁H₁₉N₃OS

(E)-N-(4-(Phenyldiazenyl)phenyl)-2-(p-tolylthio)acetamide

CAS 1006788-18-6C₂₁H₁₉N₃OS

2-[(3-Cyano-6,7-dimethyl-2-quinolinyl)thio]-N-(3-methylphenyl)acetamide

CAS 1105188-78-0C₂₁H₁₉N₃OS

N-((1-Methyl-5-(thiophen-2-yl)-1H-pyrazol-3-yl)methyl)-2-(naphthalen-1-yl)acetamide

CAS 1421514-19-3C₂₁H₁₉N₃OS

(E)-N-(4-(Phenyldiazenyl)phenyl)-3-(phenylthio)propanamide

CAS 1321905-29-6C₂₁H₁₉N₃OS

4-(1-Benzylindole-3-carbonyl)thiomorpholine-3-carbonitrile

CAS 2418650-57-2C₂₁H₁₉N₃OS

N-{2-[4-(1-Methyl-1H-pyrazol-5-yl)phenyl]ethyl}-1-benzothiophene-2-carboxamide

CAS 2640885-77-2C₂₁H₁₉N₃OS

Benzoic,4Me,1Ph2[PhAmthioxoMe]hydrazid

CAS 212485-70-6C₂₁H₁₉N₃OS

2-[[5-(4-Ethylphenyl)-2-methylthieno[2,3-d]pyrimidin-4-yl]amino]phenol

CAS 1082143-82-5C₂₁H₁₉N₃OS

[3,7-Bis(methylamino)-10H-phenothiazin-10-yl](phenyl)methanone

CAS 91991-43-4C₂₁H₁₉N₃OS

N-{[1-Methyl-3-(thiophen-2-yl)-1H-pyrazol-5-yl]methyl}-2-(naphthalen-1-yl)acetamide

CAS 2310143-33-8C₂₁H₁₉N₃OS

Benzamide, 3-(ethylthio)-N-[4-(2-phenyldiazenyl)phenyl]-

CAS 1006806-22-9C₂₁H₁₉N₃OS

4-[5-(Butylsulfanyl)-1,3,4-oxadiazol-2-yl]-2-phenylquinoline

CAS 90074-39-8C₂₁H₁₉N₃OS

N-{2-[4-(1-Methyl-1H-pyrazol-4-yl)phenyl]ethyl}-1-benzothiophene-2-carboxamide

CAS 2549038-79-9C₂₁H₁₉N₃OS

4-Thiazolidinone, 3-(4-methylphenyl)-2-(((2-naphthalenylamino)methyl)imino)-

CAS 74399-92-1C₂₁H₁₉N₃OS

Frequently asked questions

Still have a question?

The help centre explains buying, quotes and supplier badges step by step, or you can write to our team.

Help centre Contact us

What is the molar mass of C21H19N3OS?

The molar mass of C21H19N3OS is 361.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 361.1249 Da.

How many compounds have the formula C21H19N3OS?

CompoundList lists 124 compounds with the molecular formula C21H19N3OS, including 5-Methyl-3-thioxo-2-(p-tolyl)-2,3,5,6,11,11a-hexahydro-1H-imidazo[1',5':1,6]pyrido[3,4-b]indol-1-one, (Z)-3-((2,4-Dimethylphenyl)amino)-2-(4-(3-methoxyphenyl)thiazol-2-yl)acrylonitrile, (E)-2-(Benzylthio)-N-(4-(phenyldiazenyl)phenyl)acetamide. 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 C21H19N3OS?

C21H19N3OS 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.