Molecular formula

C₂₀H₁₉N₅O₃

138 compounds have this formula on CompoundList.

Molar mass: 377.40g/mol
Monoisotopic mass: 377.1488Da
Atoms: 47
Elements: 4
Rings plus double bonds: 14

The formula C20H19N5O3 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms and 3 oxygen 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 × 2063.65%
12.011 × 20 = 240.220 g/mol
H Hydrogen × 195.07%
1.008 × 19 = 19.152 g/mol
N Nitrogen × 518.56%
14.007 × 5 = 70.035 g/mol
O Oxygen × 312.72%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C20H19N5O3

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

Showing 1 to 100 of 138 compounds

N'-(4-Isopropylbenzylidene)-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide

CAS 302918-49-6C₂₀H₁₉N₅O₃

Gsk2982772

CAS 1622848-92-3C₂₀H₁₉N₅O₃

N-Ethyl-1-(2-furylmethyl)-2-imino-8-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide

CAS 510760-71-1C₂₀H₁₉N₅O₃

N-(2-Furylmethyl)-2-imino-5-oxo-1-propyl-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide

CAS 371129-69-0C₂₀H₁₉N₅O₃

1-Ethyl-N-(2-furylmethyl)-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide

CAS 487022-36-6C₂₀H₁₉N₅O₃

6-(3-(1H-Imidazol-1-yl)propyl)-2-amino-4-(furan-2-yl)-7-methyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile

CAS 881218-72-0C₂₀H₁₉N₅O₃

3-(1,3-Benzodioxol-5-yl)-N'-{(E)-[4-(dimethylamino)phenyl]methylidene}-1H-pyrazole-5-carbohydrazide

CAS 1285531-63-6C₂₀H₁₉N₅O₃

7-Pyridin-2-YL-N-(3,4,5-trimethoxyphenyl)-7H-pyrrolo(2,3-D)pyrimidin-2-amine

CAS 863599-15-9C₂₀H₁₉N₅O₃

N-Ethyl-1-(2-furylmethyl)-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide

CAS 510760-69-7C₂₀H₁₉N₅O₃

Ethyl {4-[(6-methyl[1,2,4]triazolo[3,4-a]phthalazin-3-yl)methoxy]phenyl}carbamate

CAS 727999-74-8C₂₀H₁₉N₅O₃

3-Benzyl-8-[(furan-2-yl)methyl]-1-methyl-1H,2H,3H,4H,6H,7H,8H-imidazo[1,2-g]purine-2,4-dione

CAS 872838-57-8C₂₀H₁₉N₅O₃

2-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-(furan-2-ylmethyl)acetamide

CAS 863447-09-0C₂₀H₁₉N₅O₃

1-(2-Cyanoethyl)-3-(3,4-dimethoxyphenyl)-N-2-pyridinyl-1H-pyrazole-4-carboxamide

CAS 957514-17-9C₂₀H₁₉N₅O₃

Enzaplatovir

CAS 1323077-89-9C₂₀H₁₉N₅O₃

$N-[(Furan-2-yl)methyl]-6-imino-2-oxo-7-(propan-2-yl)-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide chemical structure, C20H19N5O3, CAS 618080-97-0$

N-[(Furan-2-yl)methyl]-6-imino-2-oxo-7-(propan-2-yl)-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide

CAS 618080-97-0C₂₀H₁₉N₅O₃

2-4-(3-(1H-1,2,3,4-Tetraazol-5-yl)propoxy)phenethyl-1,3-isoindolinedione

CAS 473931-97-4C₂₀H₁₉N₅O₃

N-[5-Methyl-2-(6-oxo-4-propyl-1H-pyrimidin-2-yl)pyrazol-3-yl]-1-benzofuran-2-carboxamide

CAS 1002933-22-3C₂₀H₁₉N₅O₃

Methyl 2-{[4-(pyridin-4-yl)-1H,4H,5H,6H,7H-imidazo[4,5-C]pyridine-5-carbonyl]amino}benzoate

CAS 1040705-75-6C₂₀H₁₉N₅O₃

2,5-Dimethyl-N-[2-({3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}oxy)ethyl]furan-3-carboxamide

CAS 1203160-39-7C₂₀H₁₉N₅O₃

Benzo[d][1,3]dioxol-5-yl(4-(3-(pyridin-3-yl)-1H-pyrazol-5-yl)piperazin-1-yl)methanone

CAS 1455461-79-6C₂₀H₁₉N₅O₃

4-{[4-(5-Methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-3,5,6,7,8,9-hexahydropyrimido[1,6-a]azepin-2(1H)-yl]methyl}benzonitrile

CAS 1775403-77-4C₂₀H₁₉N₅O₃

3-{[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]methyl}benzonitrile

CAS 1775507-77-1C₂₀H₁₉N₅O₃

4-{[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]methyl}benzonitrile

CAS 1775308-25-2C₂₀H₁₉N₅O₃

2-[5-(3,4-Dimethylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-phenylacetamide

CAS 1008648-08-5C₂₀H₁₉N₅O₃

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What is the molar mass of C20H19N5O3?

The molar mass of C20H19N5O3 is 377.40 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 377.1488 Da.

How many compounds have the formula C20H19N5O3?

CompoundList lists 138 compounds with the molecular formula C20H19N5O3, including N'-(4-Isopropylbenzylidene)-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide, Gsk2982772, N-Ethyl-1-(2-furylmethyl)-2-imino-8-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-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 C20H19N5O3?

C20H19N5O3 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.