Molecular formula

C₂₁H₂₆FN₃O₄

23 compounds have this formula on CompoundList.

Molar mass: 403.45g/mol
Monoisotopic mass: 403.1907Da
Atoms: 55
Elements: 5
Rings plus double bonds: 10

The formula C21H26FN3O4 describes a molecule made of 21 carbon atoms, 26 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 × 2162.52%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 266.50%
1.008 × 26 = 26.208 g/mol
F Fluorine × 14.71%
18.998 × 1 = 18.998 g/mol
N Nitrogen × 310.42%
14.007 × 3 = 42.021 g/mol
O Oxygen × 415.86%
15.999 × 4 = 63.996 g/mol

Look up another formula

Compounds with the formula C21H26FN3O4

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

Showing 1 to 23 of 23 compounds

Premafloxacin

CAS 143383-65-7C₂₁H₂₆FN₃O₄

2-((6-((4-(2-Fluorophenyl)piperazin-1-yl)methyl)-4-oxo-4H-pyran-3-yl)oxy)-N-isopropylacetamide

CAS 898439-39-9C₂₁H₂₆FN₃O₄

2-[6-[[4-(4-Fluorophenyl)piperazin-1-yl]methyl]-4-oxopyran-3-yl]oxy-N-propylacetamide

CAS 898420-32-1C₂₁H₂₆FN₃O₄

2-[(6-{[4-(2-Fluorophenyl)piperazin-1-yl]methyl}-4-oxo-4H-pyran-3-yl)oxy]-N-propylacetamide

CAS 898420-30-9C₂₁H₂₆FN₃O₄

Propan-2-yl (2S)-7-fluoro-2-methyl-6-(4-methylpiperazin-1-yl)-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylate

CAS 1883662-89-2C₂₁H₂₆FN₃O₄

3-Quinolinecarboxylic acid, 1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(4-(1-methylethyl)-1-piperazinyl)-4-oxo-

CAS 183135-65-1C₂₁H₂₆FN₃O₄

Ethyl 1-(1-(4-fluorophenyl)-4-propoxy-1H-pyrazole-3-carbonyl)piperidine-4-carboxylate

CAS 1171494-04-4C₂₁H₂₆FN₃O₄

WT7488Bzd3

CAS 473839-20-2C₂₁H₂₆FN₃O₄

1-Cyclopropyl-8-ethoxy-6-fluoro-7-{3-[(methylamino)methyl]pyrrolidin-1-yl}-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

CAS 182868-80-0C₂₁H₂₆FN₃O₄

1-Cyclopropyl-7-(3,5-dimethylpiperazin-1-yl)-8-ethoxy-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

CAS 182868-75-3C₂₁H₂₆FN₃O₄

1-Cyclopropyl-8-ethoxy-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

CAS 182868-82-2C₂₁H₂₆FN₃O₄

49Wmw4VH6D

CAS 473839-19-9C₂₁H₂₆FN₃O₄

1-Cyclopropyl-6-fluoro-1, 4-dihydro-8-methoxy-7-(3-methyl-3-((methylamino)methyl)-1-pyrrolidinyl)-4-oxo-3-quinolinecarboxylic acid

CAS 144633-97-6C₂₁H₂₆FN₃O₄

5-(2-(2-Fluorophenoxy)acetamido)-1-methyl-6-oxo-N,N-dipropyl-1,6-dihydropyridine-3-carboxamide

CAS 1209818-16-5C₂₁H₂₆FN₃O₄

1-(1-(1-(4-Fluorophenyl)cyclopropanecarbonyl)piperidin-4-yl)-3-(2-methoxyethyl)imidazolidine-2,4-dione

CAS 2034280-17-4C₂₁H₂₆FN₃O₄

Ofloxacin isopropyl ester

CAS 126911-77-1C₂₁H₂₆FN₃O₄

Methyl 1-cyclopropyl-6-fluoro-8-methoxy-7-[3-(methylamino)piperidin-1-yl]-4-oxoquinoline-3-carboxylate

CAS 1820717-27-8C₂₁H₂₆FN₃O₄

4-(1-(1-(tert-Butoxycarbonyl)piperidin-4-yl)-1H-pyrazol-4-yl)-2-fluoro-6-methylbenzoic acid

CAS 3078548-84-9C₂₁H₂₆FN₃O₄

5-(1-(1-(tert-Butoxycarbonyl)piperidin-4-yl)-1H-pyrazol-4-yl)-2-fluoro-4-methylbenzoic acid

CAS 3078582-00-7C₂₁H₂₆FN₃O₄

4-(1-((1-(tert-Butoxycarbonyl)piperidin-4-yl)methyl)-1H-pyrazol-4-yl)-2-fluorobenzoic acid

CAS 3078572-52-5C₂₁H₂₆FN₃O₄

4-(1-(1-(tert-Butoxycarbonyl)piperidin-4-yl)-1H-pyrazol-4-yl)-2-fluoro-5-methylbenzoic acid

CAS 3078548-93-0C₂₁H₂₆FN₃O₄

Ethyl 1-cyclopropyl-6-fluoro-8-methoxy-7-(3-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylate

CAS 1048972-28-6C₂₁H₂₆FN₃O₄

3-tert-Butyl 5-propan-2-yl 7-fluoro-4,4-dimethyl-4H,5H-imidazo[1,5-a]quinoxaline-3,5-dicarboxylate

CAS 180990-12-9C₂₁H₂₆FN₃O₄

Frequently asked questions

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What is the molar mass of C21H26FN3O4?

The molar mass of C21H26FN3O4 is 403.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 403.1907 Da.

How many compounds have the formula C21H26FN3O4?

CompoundList lists 23 compounds with the molecular formula C21H26FN3O4, including Premafloxacin, 2-((6-((4-(2-Fluorophenyl)piperazin-1-yl)methyl)-4-oxo-4H-pyran-3-yl)oxy)-N-isopropylacetamide, 2-[6-[[4-(4-Fluorophenyl)piperazin-1-yl]methyl]-4-oxopyran-3-yl]oxy-N-propylacetamide. 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 C21H26FN3O4?

C21H26FN3O4 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.