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Molecular formula

C18H21F2N3O

28 compounds have this formula on CompoundList.

Molar mass
333.38g/mol
Monoisotopic mass
333.1653Da
Atoms
45
Elements
5
Rings plus double bonds
9

The formula C18H21F2N3O describes a molecule made of 18 carbon atoms, 21 hydrogen atoms, 2 fluorine atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 1864.85%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 216.35%
    1.008 × 21 = 21.168 g/mol
  • F Fluorine × 211.40%
    18.998 × 2 = 37.996 g/mol
  • N Nitrogen × 312.60%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.80%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C18H21F2N3O

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

Showing 1 to 28 of 28 compounds

Inpyrfluxam chemical structure, C18H21F2N3O, CAS 1352994-67-2
Inpyrfluxam
CAS 1352994-67-2C18H21F2N3O
1-Methyl-3-(difluoromethyl)-N-(1,1,3-trimethylindan-4-yl)-1H-pyrazole-4-carboxamide chemical structure, C18H21F2N3O, CAS 141573-94-6
1-Methyl-3-(difluoromethyl)-N-(1,1,3-trimethylindan-4-yl)-1H-pyrazole-4-carboxamide
CAS 141573-94-6C18H21F2N3O
7JG5883Erz chemical structure, C18H21F2N3O, CAS 1403926-50-0
7JG5883Erz
CAS 1403926-50-0C18H21F2N3O
(3,4-Difluorophenyl)(4-((2-ethyl-1H-imidazol-1-yl)methyl)piperidin-1-yl)methanone chemical structure, C18H21F2N3O, CAS 1351595-58-8
(3,4-Difluorophenyl)(4-((2-ethyl-1H-imidazol-1-yl)methyl)piperidin-1-yl)methanone
CAS 1351595-58-8C18H21F2N3O
N-tert-Butyl-1-(3,4-difluorophenyl)-1H,2H,3H,4H-pyrrolo[1,2-a]pyrazine-2-carboxamide chemical structure, C18H21F2N3O, CAS 900001-90-3
N-tert-Butyl-1-(3,4-difluorophenyl)-1H,2H,3H,4H-pyrrolo[1,2-a]pyrazine-2-carboxamide
CAS 900001-90-3C18H21F2N3O
2-({1-[(3,5-Difluorophenyl)methyl]piperidin-4-yl}methyl)-6-methyl-2,3-dihydropyridazin-3-one chemical structure, C18H21F2N3O, CAS 2097917-39-8
2-({1-[(3,5-Difluorophenyl)methyl]piperidin-4-yl}methyl)-6-methyl-2,3-dihydropyridazin-3-one
CAS 2097917-39-8C18H21F2N3O
2-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}methyl)-6-methyl-2,3-dihydropyridazin-3-one chemical structure, C18H21F2N3O, CAS 2097914-79-7
2-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}methyl)-6-methyl-2,3-dihydropyridazin-3-one
CAS 2097914-79-7C18H21F2N3O
2-({1-[(3,5-Difluorophenyl)methyl]piperidin-3-yl}methoxy)-5-methylpyrimidine chemical structure, C18H21F2N3O, CAS 2380010-59-1
2-({1-[(3,5-Difluorophenyl)methyl]piperidin-3-yl}methoxy)-5-methylpyrimidine
CAS 2380010-59-1C18H21F2N3O
2-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}oxy)-5-ethylpyrimidine chemical structure, C18H21F2N3O, CAS 2380083-68-9
2-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}oxy)-5-ethylpyrimidine
CAS 2380083-68-9C18H21F2N3O
1-[1-(3,3-Difluorocyclobutanecarbonyl)azetidin-3-yl]-2-(propan-2-yl)-1H-1,3-benzodiazole chemical structure, C18H21F2N3O, CAS 2415517-28-9
1-[1-(3,3-Difluorocyclobutanecarbonyl)azetidin-3-yl]-2-(propan-2-yl)-1H-1,3-benzodiazole
CAS 2415517-28-9C18H21F2N3O
3-{[3-(4,4-Difluoropiperidine-1-carbonyl)pyrrolidin-1-yl]methyl}benzonitrile chemical structure, C18H21F2N3O, CAS 2877766-32-8
3-{[3-(4,4-Difluoropiperidine-1-carbonyl)pyrrolidin-1-yl]methyl}benzonitrile
CAS 2877766-32-8C18H21F2N3O
4-{[3-(4,4-Difluoropiperidine-1-carbonyl)pyrrolidin-1-yl]methyl}benzonitrile chemical structure, C18H21F2N3O, CAS 2877650-07-0
4-{[3-(4,4-Difluoropiperidine-1-carbonyl)pyrrolidin-1-yl]methyl}benzonitrile
CAS 2877650-07-0C18H21F2N3O
2-({1-[(3,5-Difluorophenyl)methyl]piperidin-4-yl}methoxy)-3-methylpyrazine chemical structure, C18H21F2N3O, CAS 2877688-25-8
2-({1-[(3,5-Difluorophenyl)methyl]piperidin-4-yl}methoxy)-3-methylpyrazine
CAS 2877688-25-8C18H21F2N3O
2-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}methoxy)-3-methylpyrazine chemical structure, C18H21F2N3O, CAS 2877663-31-3
2-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}methoxy)-3-methylpyrazine
CAS 2877663-31-3C18H21F2N3O
1-[(3-Fluoro-4-methoxyphenyl)methyl]-4-[(5-fluoropyridin-3-yl)methyl]piperazine chemical structure, C18H21F2N3O, CAS 2877649-23-3
1-[(3-Fluoro-4-methoxyphenyl)methyl]-4-[(5-fluoropyridin-3-yl)methyl]piperazine
CAS 2877649-23-3C18H21F2N3O
1-[(3,4-Difluorophenyl)methyl]-4-[(2-methoxypyridin-4-yl)methyl]piperazine chemical structure, C18H21F2N3O, CAS 2948524-68-1
1-[(3,4-Difluorophenyl)methyl]-4-[(2-methoxypyridin-4-yl)methyl]piperazine
CAS 2948524-68-1C18H21F2N3O
4-[4-(4,4-Difluoropiperidine-1-carbonyl)piperidin-1-yl]benzonitrile chemical structure, C18H21F2N3O, CAS 2742032-87-5
4-[4-(4,4-Difluoropiperidine-1-carbonyl)piperidin-1-yl]benzonitrile
CAS 2742032-87-5C18H21F2N3O
3-({1-[(2,4-Difluorophenyl)methyl]piperidin-4-yl}oxy)-2,5-dimethylpyrazine chemical structure, C18H21F2N3O, CAS 2741946-06-3
3-({1-[(2,4-Difluorophenyl)methyl]piperidin-4-yl}oxy)-2,5-dimethylpyrazine
CAS 2741946-06-3C18H21F2N3O
3-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}oxy)-2,5-dimethylpyrazine chemical structure, C18H21F2N3O, CAS 2741892-97-5
3-({1-[(2,5-Difluorophenyl)methyl]piperidin-4-yl}oxy)-2,5-dimethylpyrazine
CAS 2741892-97-5C18H21F2N3O
3-({1-[(3,4-Difluorophenyl)methyl]piperidin-4-yl}methoxy)-6-methylpyridazine chemical structure, C18H21F2N3O, CAS 2770604-36-7
3-({1-[(3,4-Difluorophenyl)methyl]piperidin-4-yl}methoxy)-6-methylpyridazine
CAS 2770604-36-7C18H21F2N3O
4-[3-(4,4-Difluoropiperidine-1-carbonyl)piperidin-1-yl]benzonitrile chemical structure, C18H21F2N3O, CAS 2770636-00-3
4-[3-(4,4-Difluoropiperidine-1-carbonyl)piperidin-1-yl]benzonitrile
CAS 2770636-00-3C18H21F2N3O
1-[(3,4-Difluorophenyl)methyl]-4-[(6-methoxypyridin-3-yl)methyl]piperazine chemical structure, C18H21F2N3O, CAS 3054563-95-7
1-[(3,4-Difluorophenyl)methyl]-4-[(6-methoxypyridin-3-yl)methyl]piperazine
CAS 3054563-95-7C18H21F2N3O
1-[(3,5-Difluorophenyl)methyl]-4-[(6-methoxypyridin-3-yl)methyl]piperazine chemical structure, C18H21F2N3O, CAS 3054626-08-0
1-[(3,5-Difluorophenyl)methyl]-4-[(6-methoxypyridin-3-yl)methyl]piperazine
CAS 3054626-08-0C18H21F2N3O
1-[(2,5-Difluorophenyl)methyl]-4-[(6-methoxypyridin-3-yl)methyl]piperazine chemical structure, C18H21F2N3O, CAS 3054633-11-0
1-[(2,5-Difluorophenyl)methyl]-4-[(6-methoxypyridin-3-yl)methyl]piperazine
CAS 3054633-11-0C18H21F2N3O

Frequently asked questions

What is the molar mass of C18H21F2N3O?

The molar mass of C18H21F2N3O is 333.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 2 fluorine atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 333.1653 Da.

How many compounds have the formula C18H21F2N3O?

CompoundList lists 28 compounds with the molecular formula C18H21F2N3O, including Inpyrfluxam, 1-Methyl-3-(difluoromethyl)-N-(1,1,3-trimethylindan-4-yl)-1H-pyrazole-4-carboxamide, 7JG5883Erz. 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 C18H21F2N3O?

C18H21F2N3O 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.