Molecular formula

C₁₉H₂₁N₅O₃S₂

27 compounds have this formula on CompoundList.

Molar mass: 431.53g/mol
Monoisotopic mass: 431.1086Da
Atoms: 50
Elements: 5
Rings plus double bonds: 12

The formula C19H21N5O3S2 describes a molecule made of 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms, 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 × 1952.88%
12.011 × 19 = 228.209 g/mol
H Hydrogen × 214.91%
1.008 × 21 = 21.168 g/mol
N Nitrogen × 516.23%
14.007 × 5 = 70.035 g/mol
O Oxygen × 311.12%
15.999 × 3 = 47.997 g/mol
S Sulfur × 214.86%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C19H21N5O3S2

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

Showing 1 to 27 of 27 compounds

N-[4-[2-[3-(Dimethylsulfamoyl)anilino]-6H-1,3,4-thiadiazin-5-yl]phenyl]acetamide

CAS 795285-35-7C₁₉H₂₁N₅O₃S₂

2-(4-(2-Hydroxyethyl)-1-piperazinyl)-3-((Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-4H-pyrido(1,2-A)pyrimidin-4-one

CAS 361994-78-7C₁₉H₂₁N₅O₃S₂

5-Oxo-N-(5-{[2-oxo-2-(pyrrolidin-1-yl)ethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)-1-phenylpyrrolidine-3-carboxamide

CAS 893943-20-9C₁₉H₂₁N₅O₃S₂

2-(1-(6-Methoxybenzo[d]thiazol-2-yl)azetidine-3-carboxamido)-N,N,4-trimethylthiazole-5-carboxamide

CAS 1286732-10-2C₁₉H₂₁N₅O₃S₂

N,N,4-trimethyl-2-(2-methyl-3-(6-oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)propanamido)thiazole-5-carboxamide

CAS 1286717-37-0C₁₉H₂₁N₅O₃S₂

Ethyl 2-(2-((5-amino-1H-1,2,4-triazol-3-yl)thio)acetamido)-4-(3,4-dimethylphenyl)thiophene-3-carboxylate

CAS 671200-90-1C₁₉H₂₁N₅O₃S₂

1,3-Dimethyl-5-((2-oxo-2-(piperidin-1-yl)ethyl)thio)-7-(thiophen-2-yl)pyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione

CAS 847191-47-3C₁₉H₂₁N₅O₃S₂

4-(Dimethylamino)-N-{4-[(5-ethyl-1,3,4-thiadiazol-2-yl)sulfamoyl]phenyl}benzamide

CAS 453579-28-7C₁₉H₂₁N₅O₃S₂

(E)-N-(2-((4-((Furan-2-ylmethylene)amino)-4H-1,2,4-triazol-3-yl)thio)cyclohexyl)benzenesulfonamide

CAS 1322011-01-7C₁₉H₂₁N₅O₃S₂

N-Cyclopentyl-2-((6,8-dimethyl-5,7-dioxo-2-(thiophen-2-yl)-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidin-4-yl)thio)acetamide

CAS 847191-92-8C₁₉H₂₁N₅O₃S₂

1-(6-Methylpyridazin-3-yl)-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)piperidine-4-carboxamide

CAS 1421464-11-0C₁₉H₂₁N₅O₃S₂

(4-((1-Methyl-1H-pyrazol-4-yl)sulfonyl)-1,4-diazepan-1-yl)(2-phenylthiazol-4-yl)methanone

CAS 2034542-69-1C₁₉H₂₁N₅O₃S₂

Ethyl {2-[({[4-methyl-5-(2-methylphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]-1,3-thiazol-4-yl}acetate

CAS 889387-19-3C₁₉H₂₁N₅O₃S₂

Ethyl {2-[({[4-methyl-5-(4-methylphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]-1,3-thiazol-4-yl}acetate

CAS 889400-75-3C₁₉H₂₁N₅O₃S₂

Ethyl 4,5-dimethyl-2-[({[4-methyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]thiophene-3-carboxylate

CAS 889220-58-0C₁₉H₂₁N₅O₃S₂

2-(1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3,5-dimethyl-1H-pyrazol-4-yl)-N-(4-(pyridin-3-yl)thiazol-2-yl)acetamide

CAS 1206999-29-2C₁₉H₂₁N₅O₃S₂

N-(5-(Ethylthio)-1,3,4-thiadiazol-2-yl)-4-(3-(4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)butanamide

CAS 1226442-40-5C₁₉H₂₁N₅O₃S₂

2-[7,12-Dioxo-8-(thiophen-2-ylmethyl)-5-thia-1,8,10,11-tetrazatricyclo[7.3.0.02,6]dodeca-2(6),3,9-trien-11-yl]-N-(3-methylbutyl)acetamide

CAS 1359393-81-9C₁₉H₂₁N₅O₃S₂

N-(4-Ethoxyphenyl)-2-(7-oxo-2-thiomorpholinothiazolo[4,5-d]pyrimidin-6(7H)-yl)acetamide

CAS 1223906-46-4C₁₉H₂₁N₅O₃S₂

N-(2-Methoxy-5-methylphenyl)-2-(7-oxo-2-thiomorpholinothiazolo[4,5-d]pyrimidin-6(7H)-yl)acetamide

CAS 1223988-82-6C₁₉H₂₁N₅O₃S₂

N-(2-Ethoxyphenyl)-2-(7-oxo-2-thiomorpholinothiazolo[4,5-d]pyrimidin-6(7H)-yl)acetamide

CAS 1223793-28-9C₁₉H₂₁N₅O₃S₂

1-(2-(Benzo[d]thiazol-2-ylthio)acetyl)-N-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)piperidine-4-carboxamide

CAS 1334376-06-5C₁₉H₂₁N₅O₃S₂

N-(5-((2-((4-Butylphenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-5-methylisoxazole-3-carboxamide

CAS 1351644-08-0C₁₉H₂₁N₅O₃S₂

(4-((1-Methyl-1H-imidazol-4-yl)sulfonyl)-1,4-diazepan-1-yl)(2-phenylthiazol-4-yl)methanone

CAS 1903206-42-7C₁₉H₂₁N₅O₃S₂

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 C19H21N5O3S2?

The molar mass of C19H21N5O3S2 is 431.53 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 431.1086 Da.

How many compounds have the formula C19H21N5O3S2?

CompoundList lists 27 compounds with the molecular formula C19H21N5O3S2, including N-[4-[2-[3-(Dimethylsulfamoyl)anilino]-6H-1,3,4-thiadiazin-5-yl]phenyl]acetamide, 2-(4-(2-Hydroxyethyl)-1-piperazinyl)-3-((Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-4H-pyrido(1,2-A)pyrimidin-4-one, 5-Oxo-N-(5-{[2-oxo-2-(pyrrolidin-1-yl)ethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)-1-phenylpyrrolidine-3-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 C19H21N5O3S2?

C19H21N5O3S2 has a degree of unsaturation of 12. 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.