Molecular formula

C₂₁H₂₃N₅O₃S

133 compounds have this formula on CompoundList.

Molar mass: 425.51g/mol
Monoisotopic mass: 429.1773Da
Atoms: 53
Elements: 5
Rings plus double bonds: 13

The formula C21H23N5O3S describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms, 3 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 × 2159.28%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 235.45%
1.008 × 23 = 23.184 g/mol
N Nitrogen × 516.46%
14.007 × 5 = 70.035 g/mol
O Oxygen × 311.28%
15.999 × 3 = 47.997 g/mol
S Sulfur × 17.53%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C21H23N5O3S

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

Showing 1 to 100 of 133 compounds

Filgotinib

CAS 1206161-97-8C₂₁H₂₃N₅O₃S

(E)-2-(3,4-Dimethoxybenzylidene)-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)hydrazinecarbothioamide

CAS 249516-29-8C₂₁H₂₃N₅O₃S

N-tert-Butyl-4-methoxy-3-(6-methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)benzenesulfonamide

CAS 824420-56-6C₂₁H₂₃N₅O₃S

N-(1-Hydroxy-2-methylpropan-2-yl)-2-methyl-5-(3-methyl-[1,2,4]triazolo[3,4-a]phthalazin-6-yl)benzenesulfonamide

CAS 727675-59-4C₂₁H₂₃N₅O₃S

5-(Furan-2-yl(4-(4-methoxyphenyl)piperazin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol

CAS 851970-10-0C₂₁H₂₃N₅O₃S

2-{[4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E,2E)-3-(2-furyl)-2-methyl-2-propenylidene]acetohydrazide

CAS 308096-09-5C₂₁H₂₃N₅O₃S

N-[2-[5-(2-Anilino-2-oxoethyl)sulfanyl-4-methyl-1,2,4-triazol-3-yl]ethyl]-4-methoxybenzamide

CAS 717861-73-9C₂₁H₂₃N₅O₃S

N'(2,4-DI-Meo-benzylidene)2((4-ET-5-PH-4H-1,2,4-triazol-3-yl)thio)acetohydrazide

CAS 361165-23-3C₂₁H₂₃N₅O₃S

2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(2-methoxyphenyl)methylidene)acetohydrazide

CAS 303102-82-1C₂₁H₂₃N₅O₃S

N-[[5-(2-Anilino-2-oxoethyl)sulfanyl-4-methyl-1,2,4-triazol-3-yl]methyl]-2-(4-methoxyphenyl)acetamide

CAS 692771-27-0C₂₁H₂₃N₅O₃S

4-Methoxy-N-methyl-N-[1-(2-methylpropyl)[1,2,4]triazolo[4,3-a]quinoxalin-4-yl]benzenesulfonamide

CAS 896824-97-8C₂₁H₂₃N₅O₃S

N-(4-Acetamidophenyl)-2-[[5-(2-hydroxypropyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]acetamide

CAS 909361-74-6C₂₁H₂₃N₅O₃S

N-[4-(Dimethylamino)phenyl]-2-(2-{[(2-methoxyphenyl)carbamoyl]amino}-1,3-thiazol-4-yl)acetamide

CAS 897613-93-3C₂₁H₂₃N₅O₃S

2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(4-methoxyphenyl)methylidene)acetohydrazide

CAS 303102-66-1C₂₁H₂₃N₅O₃S

2-{[4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(3-methoxyphenyl)methylidene]acetohydrazide

CAS 303102-53-6C₂₁H₂₃N₅O₃S

2-[(4-Amino-6,7,8,9-tetrahydropyrimido[4,5-b]quinolin-2-yl)sulfanyl]-N-(2,4-dimethoxyphenyl)acetamide

CAS 713113-47-4C₂₁H₂₃N₅O₃S

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

CAS 863003-12-7C₂₁H₂₃N₅O₃S

N-Methyl-2-[[5-methyl-2-[3-(methylsulfonylmethyl)anilino]pyrimidin-4-yl]amino]benzamide

CAS 1042433-41-9C₂₁H₂₃N₅O₃S

2-{[4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-1-(2-hydroxyphenyl)ethylidene]acetohydrazide

CAS 303102-48-9C₂₁H₂₃N₅O₃S

2-(Furan-2-yl)-5-((3-methoxyphenyl)(4-methylpiperazin-1-yl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol

CAS 887222-57-3C₂₁H₂₃N₅O₃S

N-[3-Oxo-3-(4-pyridin-4-ylpiperazin-1-yl)propyl]quinoline-5-sulfonamide

CAS 1359087-83-4C₂₁H₂₃N₅O₃S

N-tert-Butyl-2-methoxy-5-(6-methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)benzenesulfonamide

CAS 573931-85-8C₂₁H₂₃N₅O₃S

5-[2-(3,4-Dihydro-2H-quinolin-1-yl)-2-oxoethyl]sulfanyl-7-ethyl-1,3-dimethylpyrimido[4,5-d]pyrimidine-2,4-dione

CAS 852169-30-3C₂₁H₂₃N₅O₃S

1-(3-Oxo-3-(4-((4-phenylthiazol-2-yl)methyl)piperazin-1-yl)propyl)pyrimidine-2,4(1H,3H)-dione

CAS 1207029-65-9C₂₁H₂₃N₅O₃S

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What is the molar mass of C21H23N5O3S?

The molar mass of C21H23N5O3S is 425.51 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 429.1773 Da.

How many compounds have the formula C21H23N5O3S?

CompoundList lists 133 compounds with the molecular formula C21H23N5O3S, including Filgotinib, (E)-2-(3,4-Dimethoxybenzylidene)-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)hydrazinecarbothioamide, N-tert-Butyl-4-methoxy-3-(6-methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)benzenesulfonamide. 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 C21H23N5O3S?

C21H23N5O3S 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.