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Molecular formula

C21H17ClFN3O4

12 compounds have this formula on CompoundList.

Molar mass
429.83g/mol
Monoisotopic mass
429.0892Da
Atoms
47
Elements
6
Rings plus double bonds
14

The formula C21H17ClFN3O4 describes a molecule made of 21 carbon atoms, 17 hydrogen atoms, 1 chlorine atom, 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 × 2158.68%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 173.99%
    1.008 × 17 = 17.136 g/mol
  • Cl Chlorine × 18.25%
    35.45 × 1 = 35.450 g/mol
  • F Fluorine × 14.42%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 39.78%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 414.89%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C21H17ClFN3O4

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

Showing 1 to 12 of 12 compounds

N-({[(2-Chloro-4-fluorobenzyl)oxy]imino}methyl)-4-methoxy-2-phenoxynicotinamide chemical structure, C21H17ClFN3O4, CAS 478262-47-4
N-({[(2-Chloro-4-fluorobenzyl)oxy]imino}methyl)-4-methoxy-2-phenoxynicotinamide
CAS 478262-47-4C21H17ClFN3O4
N'-(5-Chloro-2-methoxybenzoyl)-1-(4-fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbohydrazide chemical structure, C21H17ClFN3O4, CAS 1105243-18-2
N'-(5-Chloro-2-methoxybenzoyl)-1-(4-fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbohydrazide
CAS 1105243-18-2C21H17ClFN3O4
1-(4-Chlorobenzyl)-N'-(2-(2-fluorophenoxy)acetyl)-6-oxo-1,6-dihydropyridine-3-carbohydrazide chemical structure, C21H17ClFN3O4, CAS 1105213-41-9
1-(4-Chlorobenzyl)-N'-(2-(2-fluorophenoxy)acetyl)-6-oxo-1,6-dihydropyridine-3-carbohydrazide
CAS 1105213-41-9C21H17ClFN3O4
2-[4-(2-Chlorophenyl)-2,5-dioxo-1H,2H,3H,4H,5H,7H-furo[3,4-D]pyrimidin-1-yl]-N-[(4-fluorophenyl)methyl]acetamide chemical structure, C21H17ClFN3O4, CAS 1775440-48-6
2-[4-(2-Chlorophenyl)-2,5-dioxo-1H,2H,3H,4H,5H,7H-furo[3,4-D]pyrimidin-1-yl]-N-[(4-fluorophenyl)methyl]acetamide
CAS 1775440-48-6C21H17ClFN3O4
N'-{1-[(4-Chlorophenyl)methyl]-6-oxo-1,6-dihydropyridine-3-carbonyl}-2-(4-fluorophenoxy)acetohydrazide chemical structure, C21H17ClFN3O4, CAS 1040664-15-0
N'-{1-[(4-Chlorophenyl)methyl]-6-oxo-1,6-dihydropyridine-3-carbonyl}-2-(4-fluorophenoxy)acetohydrazide
CAS 1040664-15-0C21H17ClFN3O4
N'-(2-(4-Chlorophenoxy)acetyl)-1-(4-fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbohydrazide chemical structure, C21H17ClFN3O4, CAS 1105210-91-0
N'-(2-(4-Chlorophenoxy)acetyl)-1-(4-fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbohydrazide
CAS 1105210-91-0C21H17ClFN3O4
Ethyl 4-(2-chloro-6-fluorobenzamido)-6-oxo-1-(p-tolyl)-1,6-dihydropyridazine-3-carboxylate chemical structure, C21H17ClFN3O4, CAS 946363-71-9
Ethyl 4-(2-chloro-6-fluorobenzamido)-6-oxo-1-(p-tolyl)-1,6-dihydropyridazine-3-carboxylate
CAS 946363-71-9C21H17ClFN3O4
N-(3-Chloro-4-fluorophenyl)-2-[4-(4-methylphenyl)-2,5-dioxo-1H,2H,3H,4H,5H,7H-furo[3,4-d]pyrimidin-1-yl]acetamide chemical structure, C21H17ClFN3O4, CAS 1251556-50-9
N-(3-Chloro-4-fluorophenyl)-2-[4-(4-methylphenyl)-2,5-dioxo-1H,2H,3H,4H,5H,7H-furo[3,4-d]pyrimidin-1-yl]acetamide
CAS 1251556-50-9C21H17ClFN3O4
N-(3-Chloro-2-fluorophenyl)-2-(2,5-dioxo-4-(p-tolyl)-3,4-dihydrofuro[3,4-d]pyrimidin-1(2H,5H,7H)-yl)acetamide chemical structure, C21H17ClFN3O4, CAS 1251619-70-1
N-(3-Chloro-2-fluorophenyl)-2-(2,5-dioxo-4-(p-tolyl)-3,4-dihydrofuro[3,4-d]pyrimidin-1(2H,5H,7H)-yl)acetamide
CAS 1251619-70-1C21H17ClFN3O4
2-[4-(3-Chlorophenyl)-2,5-dioxo-4,7-dihydro-3H-furo[3,4-d]pyrimidin-1-yl]-N-(2-fluoro-4-methylphenyl)acetamide chemical structure, C21H17ClFN3O4, CAS 1251556-57-6
2-[4-(3-Chlorophenyl)-2,5-dioxo-4,7-dihydro-3H-furo[3,4-d]pyrimidin-1-yl]-N-(2-fluoro-4-methylphenyl)acetamide
CAS 1251556-57-6C21H17ClFN3O4
(19S)-10-(Aminomethyl)-7-chloro-19-ethyl-6-fluoro-19-hydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione chemical structure, C21H17ClFN3O4, CAS 2911575-27-2
(19S)-10-(Aminomethyl)-7-chloro-19-ethyl-6-fluoro-19-hydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione
CAS 2911575-27-2C21H17ClFN3O4
(S)-4-((4-(Chloromethyl)-2-fluorobenzyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione chemical structure, C21H17ClFN3O4, CAS 2379574-68-0
(S)-4-((4-(Chloromethyl)-2-fluorobenzyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
CAS 2379574-68-0C21H17ClFN3O4

Frequently asked questions

What is the molar mass of C21H17ClFN3O4?

The molar mass of C21H17ClFN3O4 is 429.83 g/mol, calculated from standard atomic weights for 21 carbon atoms, 17 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 3 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 429.0892 Da.

How many compounds have the formula C21H17ClFN3O4?

CompoundList lists 12 compounds with the molecular formula C21H17ClFN3O4, including N-({[(2-Chloro-4-fluorobenzyl)oxy]imino}methyl)-4-methoxy-2-phenoxynicotinamide, N'-(5-Chloro-2-methoxybenzoyl)-1-(4-fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbohydrazide, 1-(4-Chlorobenzyl)-N'-(2-(2-fluorophenoxy)acetyl)-6-oxo-1,6-dihydropyridine-3-carbohydrazide. 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 C21H17ClFN3O4?

C21H17ClFN3O4 has a degree of unsaturation of 14. 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.