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Molecular formula

C18H20FN3O4

44 compounds have this formula on CompoundList.

Molar mass
361.37g/mol
Monoisotopic mass
369.1940Da
Atoms
46
Elements
5
Rings plus double bonds
10

The formula C18H20FN3O4 describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 4 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 × 1859.83%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 205.58%
    1.008 × 20 = 20.160 g/mol
  • F Fluorine × 15.26%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 311.63%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 417.71%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C18H20FN3O4

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

Showing 1 to 44 of 44 compounds

Ofloxacin chemical structure, C18H20FN3O4, CAS 82419-36-1
Ofloxacin
CAS 82419-36-1C18H20FN3O4
Levofloxacin chemical structure, C18H20FN3O4, CAS 100986-85-4
Levofloxacin
CAS 100986-85-4C18H20FN3O4
Zimlovisertib chemical structure, C18H20FN3O4, CAS 1817626-54-2
Zimlovisertib
CAS 1817626-54-2C18H20FN3O4
PD 135042 chemical structure, C18H20FN3O4, CAS 112811-57-1
PD 135042
CAS 112811-57-1C18H20FN3O4
7-(4-Acetylpiperazin-1-yl)-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid chemical structure, C18H20FN3O4, CAS 74011-56-6
7-(4-Acetylpiperazin-1-yl)-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
CAS 74011-56-6C18H20FN3O4
Ofloxacin, D- chemical structure, C18H20FN3O4, CAS 100986-86-5
Ofloxacin, D-
CAS 100986-86-5C18H20FN3O4
Levofloxacin-13C,d3 chemical structure, C18H20FN3O4, CAS 1261398-33-7
Levofloxacin-13C,d3
CAS 1261398-33-7C18H20FN3O4
3-Quinolinecarboxylic acid, 1,4-dihydro-7-(3-amino-1-pyrrolidinyl)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo- chemical structure, C18H20FN3O4, CAS 112811-60-6
3-Quinolinecarboxylic acid, 1,4-dihydro-7-(3-amino-1-pyrrolidinyl)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-
CAS 112811-60-6C18H20FN3O4
1-(2-(2-Fluorophenoxy)acetyl)-N-(5-methylisoxazol-3-yl)piperidine-4-carboxamide chemical structure, C18H20FN3O4, CAS 1226428-13-2
1-(2-(2-Fluorophenoxy)acetyl)-N-(5-methylisoxazol-3-yl)piperidine-4-carboxamide
CAS 1226428-13-2C18H20FN3O4
3-Quinolinecarboxylic acid, 1,4-dihydro-7-(3-amino-1-pyrrolidinyl)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-, (S)- chemical structure, C18H20FN3O4, CAS 146981-06-8
3-Quinolinecarboxylic acid, 1,4-dihydro-7-(3-amino-1-pyrrolidinyl)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-, (S)-
CAS 146981-06-8C18H20FN3O4
N'-{[4-(4-Fluorophenyl)oxan-4-yl]methyl}-N-(5-methyl-1,2-oxazol-3-yl)ethanediamide chemical structure, C18H20FN3O4, CAS 1091061-42-5
N'-{[4-(4-Fluorophenyl)oxan-4-yl]methyl}-N-(5-methyl-1,2-oxazol-3-yl)ethanediamide
CAS 1091061-42-5C18H20FN3O4
9-Piperazino ofloxacin, (S)- chemical structure, C18H20FN3O4, CAS 178912-62-4
9-Piperazino ofloxacin, (S)-
CAS 178912-62-4C18H20FN3O4
9-Piperazino ofloxacin chemical structure, C18H20FN3O4, CAS 197291-75-1
9-Piperazino ofloxacin
CAS 197291-75-1C18H20FN3O4
1-Cyclopropyl-6-fluoro-8-hydroxy-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid chemical structure, C18H20FN3O4, CAS 616205-76-6
1-Cyclopropyl-6-fluoro-8-hydroxy-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
CAS 616205-76-6C18H20FN3O4
9-Fluoro-2,3-dihydro-3-methyl-10-(4-(methyl-d3)-1-piperazinyl)-7-oxo-7H-pyrido(1,2,3-de)-1,4-benzoxazine-6-carboxylic acid chemical structure, C18H20FN3O4, CAS 1173147-91-5
9-Fluoro-2,3-dihydro-3-methyl-10-(4-(methyl-d3)-1-piperazinyl)-7-oxo-7H-pyrido(1,2,3-de)-1,4-benzoxazine-6-carboxylic acid
CAS 1173147-91-5C18H20FN3O4
Ethyl 1-(4-fluorophenyl)-6-oxo-4-(((tetrahydrofuran-2-yl)methyl)amino)-1,6-dihydropyridazine-3-carboxylate chemical structure, C18H20FN3O4, CAS 922016-43-1
Ethyl 1-(4-fluorophenyl)-6-oxo-4-(((tetrahydrofuran-2-yl)methyl)amino)-1,6-dihydropyridazine-3-carboxylate
CAS 922016-43-1C18H20FN3O4
(3S)-9-Fluoro-3-methyl-10-(4-methyl(~2~H_8_)piperazin-1-yl)-7-oxo-2,3-dihydro-7H-(1,4)oxazino(2,3,4-ij)quinoline-6-carboxylic acid chemical structure, C18H20FN3O4, CAS 1217716-71-6
(3S)-9-Fluoro-3-methyl-10-(4-methyl(~2~H_8_)piperazin-1-yl)-7-oxo-2,3-dihydro-7H-(1,4)oxazino(2,3,4-ij)quinoline-6-carboxylic acid
CAS 1217716-71-6C18H20FN3O4
(S)-(-)-Ofloxacin-d3 (N-methyl-d3) chemical structure, C18H20FN3O4, CAS 2208780-63-4
(S)-(-)-Ofloxacin-d3 (N-methyl-d3)
CAS 2208780-63-4C18H20FN3O4
N-[2-(4-Fluorophenoxy)ethyl]-5-morpholin-4-yl-2-nitroaniline chemical structure, C18H20FN3O4, CAS 347318-49-4
N-[2-(4-Fluorophenoxy)ethyl]-5-morpholin-4-yl-2-nitroaniline
CAS 347318-49-4C18H20FN3O4
9-Piperazino ofloxacin, (R)- chemical structure, C18H20FN3O4, CAS 178912-61-3
9-Piperazino ofloxacin, (R)-
CAS 178912-61-3C18H20FN3O4
Ofloxacin-d8 chemical structure, C18H20FN3O4, CAS 1219170-21-4
Ofloxacin-d8
CAS 1219170-21-4C18H20FN3O4
2-((6-((4-(4-Fluorophenyl)piperazin-1-yl)methyl)-4-oxo-4H-pyran-3-yl)oxy)acetamide chemical structure, C18H20FN3O4, CAS 898440-44-3
2-((6-((4-(4-Fluorophenyl)piperazin-1-yl)methyl)-4-oxo-4H-pyran-3-yl)oxy)acetamide
CAS 898440-44-3C18H20FN3O4
(3-Fluoro-4-methoxyphenyl)(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone chemical structure, C18H20FN3O4, CAS 2034501-77-2
(3-Fluoro-4-methoxyphenyl)(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone
CAS 2034501-77-2C18H20FN3O4
Methyl 1-[1-(4-fluorophenyl)-4-methoxy-1H-pyrazole-3-carbonyl]piperidine-4-carboxylate chemical structure, C18H20FN3O4, CAS 1020454-43-6
Methyl 1-[1-(4-fluorophenyl)-4-methoxy-1H-pyrazole-3-carbonyl]piperidine-4-carboxylate
CAS 1020454-43-6C18H20FN3O4

Frequently asked questions

What is the molar mass of C18H20FN3O4?

The molar mass of C18H20FN3O4 is 361.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 369.1940 Da.

How many compounds have the formula C18H20FN3O4?

CompoundList lists 44 compounds with the molecular formula C18H20FN3O4, including Ofloxacin, Levofloxacin, Zimlovisertib. 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 C18H20FN3O4?

C18H20FN3O4 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.