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Molecular formula

C18H23N5O9

7 compounds have this formula on CompoundList.

Molar mass
453.41g/mol
Monoisotopic mass
453.1496Da
Atoms
55
Elements
4
Rings plus double bonds
10

The formula C18H23N5O9 describes a molecule made of 18 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms and 9 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 × 1847.68%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 235.11%
    1.008 × 23 = 23.184 g/mol
  • N Nitrogen × 515.45%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 931.76%
    15.999 × 9 = 143.991 g/mol
Look up another formula

Compounds with the formula C18H23N5O9

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

Showing 1 to 7 of 7 compounds

Herbicidin B chemical structure, C18H23N5O9, CAS 55353-32-7
Herbicidin B
CAS 55353-32-7C18H23N5O9
8'-Epi-herbicidin B chemical structure, C18H23N5O9, CAS 1569269-04-0
8'-Epi-herbicidin B
CAS 1569269-04-0C18H23N5O9
9'-Deoxy-8',8'-dihydroxyherbicidin B chemical structure, C18H23N5O9, CAS 1569269-03-9
9'-Deoxy-8',8'-dihydroxyherbicidin B
CAS 1569269-03-9C18H23N5O9
2-{4-[(1H-1,3-Benzodiazol-2-yl)methyl]piperazin-1-yl}acetamide chemical structure, C18H23N5O9, CAS 1351647-65-8
2-{4-[(1H-1,3-Benzodiazol-2-yl)methyl]piperazin-1-yl}acetamide
CAS 1351647-65-8C18H23N5O9
9'-Deoxy-8',8'-dihydroxyherbicidin chemical structure, C18H23N5O9
9'-Deoxy-8',8'-dihydroxyherbicidin
C18H23N5O9
Methyl (2R,3R,3aS,4aS,5S,6S,7S,8aS,9aR)-2-(6-amino-9H-purin-9-yl)-4a,5,6-trihydroxy-3-methoxydecahydrofuro[3,2-b]pyrano[2,3-e]pyran-7-carboxylate chemical structure, C18H23N5O9, CAS 252062-10-5
Methyl (2R,3R,3aS,4aS,5S,6S,7S,8aS,9aR)-2-(6-amino-9H-purin-9-yl)-4a,5,6-trihydroxy-3-methoxydecahydrofuro[3,2-b]pyrano[2,3-e]pyran-7-carboxylate
CAS 252062-10-5C18H23N5O9
(2S,4S,5R,6R)-5-Acetamido-6-[(1R,2R)-3-[(4-azidobenzoyl)amino]-1,2-dihydroxypropyl]-2,4-dihydroxyoxane-2-carboxylic acid chemical structure, C18H23N5O9, CAS 959571-50-7
(2S,4S,5R,6R)-5-Acetamido-6-[(1R,2R)-3-[(4-azidobenzoyl)amino]-1,2-dihydroxypropyl]-2,4-dihydroxyoxane-2-carboxylic acid
CAS 959571-50-7C18H23N5O9

Frequently asked questions

What is the molar mass of C18H23N5O9?

The molar mass of C18H23N5O9 is 453.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms and 9 oxygen atoms. The monoisotopic mass is 453.1496 Da.

How many compounds have the formula C18H23N5O9?

CompoundList lists 7 compounds with the molecular formula C18H23N5O9, including Herbicidin B, 8'-Epi-herbicidin B, 9'-Deoxy-8',8'-dihydroxyherbicidin B. 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 C18H23N5O9?

C18H23N5O9 has a degree of unsaturation of 10. 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.