Molecular formula

C₂₁H₂₅N₅O₃

230 compounds have this formula on CompoundList.

Molar mass: 395.46g/mol
Monoisotopic mass: 395.1957Da
Atoms: 54
Elements: 4
Rings plus double bonds: 12

The formula C21H25N5O3 describes a molecule made of 21 carbon atoms, 25 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 × 2163.78%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 256.37%
1.008 × 25 = 25.200 g/mol
N Nitrogen × 517.71%
14.007 × 5 = 70.035 g/mol
O Oxygen × 312.14%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C21H25N5O3

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

Showing 1 to 100 of 230 compounds

2-Imino-10-methyl-5-oxo-1-propyl-N-(tetrahydro-2-furanylmethyl)-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide

CAS 370582-40-4C₂₁H₂₅N₅O₃

8-(1-Azepanyl)-1,3-dimethyl-7-(2-oxo-2-PH-ethyl)-3,7-dihydro-1H-purine-2,6-dione

CAS 476481-36-4C₂₁H₂₅N₅O₃

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

CAS 510762-55-7C₂₁H₂₅N₅O₃

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

CAS 510762-52-4C₂₁H₂₅N₅O₃

Abt-279

CAS 676559-83-4C₂₁H₂₅N₅O₃

$6-Imino-13-methyl-2-oxo-N-[(oxolan-2-yl)methyl]-7-(propan-2-yl)-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide chemical structure, C21H25N5O3, CAS 799251-13-1$

6-Imino-13-methyl-2-oxo-N-[(oxolan-2-yl)methyl]-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 799251-13-1C₂₁H₂₅N₅O₃

$6-Imino-13-methyl-2-oxo-N-[(oxolan-2-yl)methyl]-7-propyl-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide chemical structure, C21H25N5O3, CAS 842963-16-0$

6-Imino-13-methyl-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 842963-16-0C₂₁H₂₅N₅O₃

1-Allyl-3-butyl-8-(N-acetyl-4-aminobenzyl)-xanthine

CAS 628279-02-7C₂₁H₂₅N₅O₃

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

CAS 842963-82-0C₂₁H₂₅N₅O₃

Sun 8399

CAS 131112-58-8C₂₁H₂₅N₅O₃

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

CAS 442673-26-9C₂₁H₂₅N₅O₃

1,5-Dihydro-6-[(1R)-1-(3-phenoxy-1-azetidinyl)ethyl]-1-(tetrahydro-2H-pyran-4-yl)-4H-pyrazolo[3,4-d]pyrimidin-4-one

CAS 1236858-52-8C₂₁H₂₅N₅O₃

4-((1H-Benzo[d]imidazol-2-yl)methyl)-N-(3,4-dimethoxyphenyl)piperazine-1-carboxamide

CAS 1207007-55-3C₂₁H₂₅N₅O₃

4-(1H-Benzo[d]imidazol-2-yl)-N-(3,4-dimethoxybenzyl)piperazine-1-carboxamide

CAS 1208529-32-1C₂₁H₂₅N₅O₃

N-(5-(1-Isopropyl-5-methyl-1H-pyrazol-3-yl)-1,3,4-oxadiazol-2-yl)-4-phenyltetrahydro-2H-pyran-4-carboxamide

CAS 1334372-29-0C₂₁H₂₅N₅O₃

3-{1-[2-(3,5-Dimethyl-1,2-oxazol-4-yl)acetyl]piperidin-3-yl}-1-methyl-4-phenyl-4,5-dihydro-1H-1,2,4-triazol-5-one

CAS 1396758-08-9C₂₁H₂₅N₅O₃

Brd-IN-3

CAS 2351938-32-2C₂₁H₂₅N₅O₃

1-(4-Ethoxyphenyl)-3-{[1-(pyrimidin-2-yl)piperidin-4-yl]amino}pyrrolidine-2,5-dione

CAS 1008956-22-6C₂₁H₂₅N₅O₃

N-[2-(1H-Indol-3-yl)ethyl]-2-[5-methyl-3-(morpholine-4-carbonyl)-1H-pyrazol-1-yl]acetamide

CAS 1171959-43-5C₂₁H₂₅N₅O₃

3-(3,5-Dimethyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-4-yl)-N-(4-ethoxyphenyl)propanamide

CAS 1171320-95-8C₂₁H₂₅N₅O₃

2-Cyclopentyl-N-(2-((3-(3-methoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)acetamide

CAS 1021125-35-8C₂₁H₂₅N₅O₃

1-Cyclohexyl-3-(2-methoxy-5-(6-methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)urea

CAS 1021082-79-0C₂₁H₂₅N₅O₃

3-(3,5-Dimethyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-4-yl)-N-(2-ethoxyphenyl)propanamide

CAS 1170874-05-1C₂₁H₂₅N₅O₃

3-(3,5-Dimethyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-4-yl)-N-(2-methoxy-5-methylphenyl)propanamide

CAS 1173045-43-6C₂₁H₂₅N₅O₃

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What is the molar mass of C21H25N5O3?

The molar mass of C21H25N5O3 is 395.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 25 hydrogen atoms, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 395.1957 Da.

How many compounds have the formula C21H25N5O3?

CompoundList lists 230 compounds with the molecular formula C21H25N5O3, including 2-Imino-10-methyl-5-oxo-1-propyl-N-(tetrahydro-2-furanylmethyl)-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide, 8-(1-Azepanyl)-1,3-dimethyl-7-(2-oxo-2-PH-ethyl)-3,7-dihydro-1H-purine-2,6-dione, N-Cyclopentyl-2-imino-1-(2-methoxyethyl)-10-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 C21H25N5O3?

C21H25N5O3 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.