Molecular formula

C₂₀H₂₃N₅O₃

253 compounds have this formula on CompoundList.

Molar mass: 381.44g/mol
Monoisotopic mass: 381.1801Da
Atoms: 51
Elements: 4
Rings plus double bonds: 12

The formula C20H23N5O3 describes a molecule made of 20 carbon atoms, 23 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 × 2062.98%
12.011 × 20 = 240.220 g/mol
H Hydrogen × 236.08%
1.008 × 23 = 23.184 g/mol
N Nitrogen × 518.36%
14.007 × 5 = 70.035 g/mol
O Oxygen × 312.58%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C20H23N5O3

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

Showing 1 to 100 of 253 compounds

1-Allyl-2-imino-N-(3-methoxypropyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide

CAS 371225-37-5C₂₀H₂₃N₅O₃

N-Ethyl-2-imino-10-methyl-5-oxo-1-((tetrahydrofuran-2-yl)methyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide

CAS 608492-44-0C₂₀H₂₃N₅O₃

N-Cyclopentyl-2-imino-1-(2-methoxyethyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide

CAS 510762-54-6C₂₀H₂₃N₅O₃

$6-Imino-2-oxo-N-[(oxolan-2-yl)methyl]-7-propyl-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide chemical structure, C20H23N5O3, CAS 510762-19-3$

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

CAS 510762-19-3C₂₀H₂₃N₅O₃

N-Allyl-1-(3-ethoxypropyl)-2-imino-5-oxo-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide

CAS 510762-92-2C₂₀H₂₃N₅O₃

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

CAS 371115-86-5C₂₀H₂₃N₅O₃

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

CAS 510762-66-0C₂₀H₂₃N₅O₃

9-(3-Methoxyphenyl)-1,7-dimethyl-3-prop-2-enyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione

CAS 845665-79-4C₂₀H₂₃N₅O₃

1,3-Dimethyl-7-(2-oxo-2-PH-ET)-8-(1-piperidinyl)-3,7-dihydro-1H-purine-2,6-dione

CAS 114890-70-9C₂₀H₂₃N₅O₃

4-[4-[3-(Dimethylamino)propylamino]-3-nitrophenyl]-2-methylphthalazin-1-one

CAS 587011-74-3C₂₀H₂₃N₅O₃

[2-(3,4-Dimethylanilino)-2-oxoethyl] 3-(5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)propanoate

CAS 852677-76-0C₂₀H₂₃N₅O₃

[2-[Benzyl(tert-butyl)amino]-2-oxoethyl] 7-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylate

CAS 731784-59-1C₂₀H₂₃N₅O₃

1-Ethyl-2-imino-8-methyl-5-oxo-N-(tetrahydrofuran-2-ylmethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide

CAS 870977-06-3C₂₀H₂₃N₅O₃

4-(Phenylmethyl)-1-piperazineacetic acid 2-[(4-nitrophenyl)methylene]hydrazide

CAS 315183-22-3C₂₀H₂₃N₅O₃

2-[2-(3,4-Dimethylphenyl)-4-oxopyrazolo[1,5-d][1,2,4]triazin-5(4H)-yl]-N-(tetrahydrofuran-2-ylmethyl)acetamide

CAS 1020969-46-3C₂₀H₂₃N₅O₃

8-Ethyl-6-(3-hydroxypropyl)-2,4-dimethyl-7-phenylpurino[7,8-a]imidazole-1,3-dione

CAS 442673-23-6C₂₀H₂₃N₅O₃

9-(Pent-4-yn-1-yl)-8-[(3,4,5-trimethoxyphenyl)methyl]-9H-purin-6-amine

CAS 376629-26-4C₂₀H₂₃N₅O₃

2-Imino-1-isopropyl-5-oxo-N-(tetrahydro-2-furanylmethyl)-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide

CAS 618080-91-4C₂₀H₂₃N₅O₃

8-Azepan-1-yl-3-methyl-7-(2-oxo-2-phenyl-ethyl)-3,7-dihydro-purine-2,6-dione

CAS 714285-46-8C₂₀H₂₃N₅O₃

8-(2-Methoxyphenyl)-1,6,7-trimethyl-3-propyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione

CAS 887457-30-9C₂₀H₂₃N₅O₃

1-(2-(1H-Indol-1-yl)acetyl)-N-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)piperidine-4-carboxamide

CAS 1334374-88-7C₂₀H₂₃N₅O₃

4-Benzyl-5-[4-(pyrimidin-2-yl)piperazine-1-carbonyl]morpholin-3-one

CAS 1351581-19-5C₂₀H₂₃N₅O₃

Methyl 1-(4-(pyrimidin-2-yl)piperazine-1-carbonyl)-3,4-dihydroisoquinoline-2(1H)-carboxylate

CAS 1396559-49-1C₂₀H₂₃N₅O₃

N-[1-(Furan-2-yl)ethyl]-1-[5-(3-methyl-1,2,4-oxadiazol-5-yl)pyridin-2-yl]piperidine-3-carboxamide

CAS 1396876-86-0C₂₀H₂₃N₅O₃

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 C20H23N5O3?

The molar mass of C20H23N5O3 is 381.44 g/mol, calculated from standard atomic weights for 20 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 381.1801 Da.

How many compounds have the formula C20H23N5O3?

CompoundList lists 253 compounds with the molecular formula C20H23N5O3, including 1-Allyl-2-imino-N-(3-methoxypropyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide, N-Ethyl-2-imino-10-methyl-5-oxo-1-((tetrahydrofuran-2-yl)methyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide, N-Cyclopentyl-2-imino-1-(2-methoxyethyl)-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 C20H23N5O3?

C20H23N5O3 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.