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Molecular formula

C21H28FN3O3

14 compounds have this formula on CompoundList.

Molar mass
389.47g/mol
Monoisotopic mass
389.2115Da
Atoms
56
Elements
5
Rings plus double bonds
9

The formula C21H28FN3O3 describes a molecule made of 21 carbon atoms, 28 hydrogen atoms, 1 fluorine atom, 3 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 × 2164.76%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 287.25%
    1.008 × 28 = 28.224 g/mol
  • F Fluorine × 14.88%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 310.79%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 312.32%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C21H28FN3O3

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

Showing 1 to 14 of 14 compounds

N-(2,3-Dimethylcyclohexyl)-2-[4-ethyl-4-(4-fluorophenyl)-2,5-dioxoimidazolidin-1-yl]acetamide chemical structure, C21H28FN3O3, CAS 1005272-97-8
N-(2,3-Dimethylcyclohexyl)-2-[4-ethyl-4-(4-fluorophenyl)-2,5-dioxoimidazolidin-1-yl]acetamide
CAS 1005272-97-8C21H28FN3O3
1,3,8-Triazaspiro(4.5)decane-2,4-dione, 8-(3-(p-fluorobenzoyl)propyl)-1-isopropyl-3-methyl- chemical structure, C21H28FN3O3, CAS 102395-38-0
1,3,8-Triazaspiro(4.5)decane-2,4-dione, 8-(3-(p-fluorobenzoyl)propyl)-1-isopropyl-3-methyl-
CAS 102395-38-0C21H28FN3O3
1-(4-Fluorophenyl)-3-[4-(2-morpholin-4-ylethyl)piperidin-1-yl]pyrrolidine-2,5-dione chemical structure, C21H28FN3O3, CAS 728887-51-2
1-(4-Fluorophenyl)-3-[4-(2-morpholin-4-ylethyl)piperidin-1-yl]pyrrolidine-2,5-dione
CAS 728887-51-2C21H28FN3O3
2-(3-(4-Fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(6-methylheptan-2-yl)acetamide chemical structure, C21H28FN3O3, CAS 1232767-31-5
2-(3-(4-Fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(6-methylheptan-2-yl)acetamide
CAS 1232767-31-5C21H28FN3O3
2-(3-(2-Fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(6-methylheptan-2-yl)acetamide chemical structure, C21H28FN3O3, CAS 1232768-18-1
2-(3-(2-Fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(6-methylheptan-2-yl)acetamide
CAS 1232768-18-1C21H28FN3O3
1-Ethyl-3-((4-fluorophenyl)(4-(2-hydroxyethyl)piperazin-1-yl)methyl)-4-hydroxy-6-methylpyridin-2(1H)-one chemical structure, C21H28FN3O3, CAS 897734-74-6
1-Ethyl-3-((4-fluorophenyl)(4-(2-hydroxyethyl)piperazin-1-yl)methyl)-4-hydroxy-6-methylpyridin-2(1H)-one
CAS 897734-74-6C21H28FN3O3
3-((3-Fluorophenyl)(4-methylpiperazin-1-yl)methyl)-4-hydroxy-1-(2-methoxyethyl)-6-methylpyridin-2(1H)-one chemical structure, C21H28FN3O3, CAS 897735-24-9
3-((3-Fluorophenyl)(4-methylpiperazin-1-yl)methyl)-4-hydroxy-1-(2-methoxyethyl)-6-methylpyridin-2(1H)-one
CAS 897735-24-9C21H28FN3O3
3-((4-Fluorophenyl)(4-methylpiperazin-1-yl)methyl)-4-hydroxy-1-(2-methoxyethyl)-6-methylpyridin-2(1H)-one chemical structure, C21H28FN3O3, CAS 897735-29-4
3-((4-Fluorophenyl)(4-methylpiperazin-1-yl)methyl)-4-hydroxy-1-(2-methoxyethyl)-6-methylpyridin-2(1H)-one
CAS 897735-29-4C21H28FN3O3
1-Ethyl-3-((3-fluorophenyl)(4-(2-hydroxyethyl)piperazin-1-yl)methyl)-4-hydroxy-6-methylpyridin-2(1H)-one chemical structure, C21H28FN3O3, CAS 897734-68-8
1-Ethyl-3-((3-fluorophenyl)(4-(2-hydroxyethyl)piperazin-1-yl)methyl)-4-hydroxy-6-methylpyridin-2(1H)-one
CAS 897734-68-8C21H28FN3O3
1-Ethyl-6-fluoro-4-oxo-7-(4-pentylpiperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid chemical structure, C21H28FN3O3, CAS 162715-00-6
1-Ethyl-6-fluoro-4-oxo-7-(4-pentylpiperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
CAS 162715-00-6C21H28FN3O3
tert-Butyl 4-(((3-(4-fluorophenyl)-1H-pyrazol-4-yl)methoxy)methyl)piperidine-1-carboxylate chemical structure, C21H28FN3O3, CAS 1265893-38-6
tert-Butyl 4-(((3-(4-fluorophenyl)-1H-pyrazol-4-yl)methoxy)methyl)piperidine-1-carboxylate
CAS 1265893-38-6C21H28FN3O3
tert-Butyl 4-((4-(2-fluoro-3-(hydroxymethyl)phenyl)-1H-pyrazol-1-yl)methyl)piperidine-1-carboxylate chemical structure, C21H28FN3O3, CAS 3078435-33-0
tert-Butyl 4-((4-(2-fluoro-3-(hydroxymethyl)phenyl)-1H-pyrazol-1-yl)methyl)piperidine-1-carboxylate
CAS 3078435-33-0C21H28FN3O3
tert-Butyl 4-(4-(5-fluoro-4-(hydroxymethyl)-2-methylphenyl)-1H-pyrazol-1-yl)piperidine-1-carboxylate chemical structure, C21H28FN3O3, CAS 3078575-26-2
tert-Butyl 4-(4-(5-fluoro-4-(hydroxymethyl)-2-methylphenyl)-1H-pyrazol-1-yl)piperidine-1-carboxylate
CAS 3078575-26-2C21H28FN3O3
tert-Butyl 4-(4-(3-fluoro-4-(hydroxymethyl)-5-methylphenyl)-1H-pyrazol-1-yl)piperidine-1-carboxylate chemical structure, C21H28FN3O3, CAS 3078549-29-5
tert-Butyl 4-(4-(3-fluoro-4-(hydroxymethyl)-5-methylphenyl)-1H-pyrazol-1-yl)piperidine-1-carboxylate
CAS 3078549-29-5C21H28FN3O3

Frequently asked questions

What is the molar mass of C21H28FN3O3?

The molar mass of C21H28FN3O3 is 389.47 g/mol, calculated from standard atomic weights for 21 carbon atoms, 28 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 389.2115 Da.

How many compounds have the formula C21H28FN3O3?

CompoundList lists 14 compounds with the molecular formula C21H28FN3O3, including N-(2,3-Dimethylcyclohexyl)-2-[4-ethyl-4-(4-fluorophenyl)-2,5-dioxoimidazolidin-1-yl]acetamide, 1,3,8-Triazaspiro(4.5)decane-2,4-dione, 8-(3-(p-fluorobenzoyl)propyl)-1-isopropyl-3-methyl-, 1-(4-Fluorophenyl)-3-[4-(2-morpholin-4-ylethyl)piperidin-1-yl]pyrrolidine-2,5-dione. 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 C21H28FN3O3?

C21H28FN3O3 has a degree of unsaturation of 9. 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.