CompoundList
Sign in
Molecular formula

C18H20N6O5

15 compounds have this formula on CompoundList.

Molar mass
400.39g/mol
Monoisotopic mass
400.1495Da
Atoms
49
Elements
4
Rings plus double bonds
12

The formula C18H20N6O5 describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 6 nitrogen atoms and 5 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 × 1854.00%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 205.04%
    1.008 × 20 = 20.160 g/mol
  • N Nitrogen × 620.99%
    14.007 × 6 = 84.042 g/mol
  • O Oxygen × 519.98%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C18H20N6O5

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

Showing 1 to 15 of 15 compounds

7-[2-[4-(Furan-2-carbonyl)piperazin-1-yl]-2-oxoethyl]-1,3-dimethylpurine-2,6-dione chemical structure, C18H20N6O5, CAS 378190-79-5
7-[2-[4-(Furan-2-carbonyl)piperazin-1-yl]-2-oxoethyl]-1,3-dimethylpurine-2,6-dione
CAS 378190-79-5C18H20N6O5
Methyl 2-(acetylamino)-5-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-2-(2-methyl-2H-tetraazol-5-yl)pentanoate chemical structure, C18H20N6O5, CAS 311321-31-0
Methyl 2-(acetylamino)-5-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-2-(2-methyl-2H-tetraazol-5-yl)pentanoate
CAS 311321-31-0C18H20N6O5
2-Ethoxy-N-(2-(5-(3-nitrobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)acetamide chemical structure, C18H20N6O5, CAS 921918-02-7
2-Ethoxy-N-(2-(5-(3-nitrobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)acetamide
CAS 921918-02-7C18H20N6O5
2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]-N-(5-methyl-1,2-oxazol-3-yl)acetamide chemical structure, C18H20N6O5, CAS 1775420-90-0
2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]-N-(5-methyl-1,2-oxazol-3-yl)acetamide
CAS 1775420-90-0C18H20N6O5
N-(5-Methylisoxazol-3-yl)-2-[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]acetamide chemical structure, C18H20N6O5, CAS 1775346-41-2
N-(5-Methylisoxazol-3-yl)-2-[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]acetamide
CAS 1775346-41-2C18H20N6O5
N-[5-(Diethylamino)-2-[2-(2,4-dinitrophenyl)diazenyl]phenyl]acetamide chemical structure, C18H20N6O5, CAS 24112-48-9
N-[5-(Diethylamino)-2-[2-(2,4-dinitrophenyl)diazenyl]phenyl]acetamide
CAS 24112-48-9C18H20N6O5
Ribofuranuronamide, 1-(6-amino-9H-purin-9-yl)-1-deoxy-N-(2-phenoxyethyl)-, hemihydrate chemical structure, C18H20N6O5, CAS 58048-18-3
Ribofuranuronamide, 1-(6-amino-9H-purin-9-yl)-1-deoxy-N-(2-phenoxyethyl)-, hemihydrate
CAS 58048-18-3C18H20N6O5
Ethyl 2-(2-(3-(4-ethoxyphenyl)-7-oxo-3H-[1,2,3]triazolo[4,5-d]pyrimidin-6(7H)-yl)acetamido)acetate chemical structure, C18H20N6O5, CAS 912617-98-2
Ethyl 2-(2-(3-(4-ethoxyphenyl)-7-oxo-3H-[1,2,3]triazolo[4,5-d]pyrimidin-6(7H)-yl)acetamido)acetate
CAS 912617-98-2C18H20N6O5
N6-1H-Pyrazol-3-ylmitomycin C chemical structure, C18H20N6O5, CAS 84397-45-5
N6-1H-Pyrazol-3-ylmitomycin C
CAS 84397-45-5C18H20N6O5
2-[3-(3,4-Dimethoxyphenyl)-7-oxo-3H,6H,7H-[1,2,3]triazolo[4,5-d]pyrimidin-6-yl]-N,N-dimethyl-3-oxobutanamide chemical structure, C18H20N6O5, CAS 893940-29-9
2-[3-(3,4-Dimethoxyphenyl)-7-oxo-3H,6H,7H-[1,2,3]triazolo[4,5-d]pyrimidin-6-yl]-N,N-dimethyl-3-oxobutanamide
CAS 893940-29-9C18H20N6O5
N-((4-Methoxy-6-morpholino-1,3,5-triazin-2-yl)methyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide chemical structure, C18H20N6O5, CAS 2034353-53-0
N-((4-Methoxy-6-morpholino-1,3,5-triazin-2-yl)methyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide
CAS 2034353-53-0C18H20N6O5
Lenalidomide-CO-PEG1-C2-azide chemical structure, C18H20N6O5, CAS 2940940-30-5
Lenalidomide-CO-PEG1-C2-azide
CAS 2940940-30-5C18H20N6O5
4-[2-(3-Azidopropoxy)ethylamino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione chemical structure, C18H20N6O5, CAS 2641602-19-7
4-[2-(3-Azidopropoxy)ethylamino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione
CAS 2641602-19-7C18H20N6O5
Lenalidomide-5'-CO-PEG1-C2-azide chemical structure, C18H20N6O5, CAS 2920398-82-7
Lenalidomide-5'-CO-PEG1-C2-azide
CAS 2920398-82-7C18H20N6O5
N-[(E)-(3,5-Dimethoxyphenyl)methylideneamino]-2-(1,3-dimethyl-2,6-dioxopurin-7-yl)acetamide chemical structure, C18H20N6O5, CAS 354548-59-7
N-[(E)-(3,5-Dimethoxyphenyl)methylideneamino]-2-(1,3-dimethyl-2,6-dioxopurin-7-yl)acetamide
CAS 354548-59-7C18H20N6O5

Frequently asked questions

What is the molar mass of C18H20N6O5?

The molar mass of C18H20N6O5 is 400.39 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 6 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 400.1495 Da.

How many compounds have the formula C18H20N6O5?

CompoundList lists 15 compounds with the molecular formula C18H20N6O5, including 7-[2-[4-(Furan-2-carbonyl)piperazin-1-yl]-2-oxoethyl]-1,3-dimethylpurine-2,6-dione, Methyl 2-(acetylamino)-5-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-2-(2-methyl-2H-tetraazol-5-yl)pentanoate, 2-Ethoxy-N-(2-(5-(3-nitrobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)acetamide. 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 C18H20N6O5?

C18H20N6O5 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.