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Molecular formula

C12H9ClFN3O

27 compounds have this formula on CompoundList.

Molar mass
265.67g/mol
Monoisotopic mass
265.0418Da
Atoms
27
Elements
6
Rings plus double bonds
9

The formula C12H9ClFN3O describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 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 × 1254.25%
    12.011 × 12 = 144.132 g/mol
  • H Hydrogen × 93.41%
    1.008 × 9 = 9.072 g/mol
  • Cl Chlorine × 113.34%
    35.45 × 1 = 35.450 g/mol
  • F Fluorine × 17.15%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 315.82%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 16.02%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C12H9ClFN3O

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

Showing 1 to 27 of 27 compounds

1-(5-Chloropyridin-2-yl)-3-(4-fluorophenyl)urea chemical structure, C12H9ClFN3O, CAS 959-65-9
1-(5-Chloropyridin-2-yl)-3-(4-fluorophenyl)urea
CAS 959-65-9C12H9ClFN3O
1-(5-Chloropyridin-2-yl)-3-(3-fluorophenyl)urea chemical structure, C12H9ClFN3O, CAS 406930-02-7
1-(5-Chloropyridin-2-yl)-3-(3-fluorophenyl)urea
CAS 406930-02-7C12H9ClFN3O
N-(2-Chloro-4-pyridyl)-N'-5-fluoro-phenylurea chemical structure, C12H9ClFN3O, CAS 76963-44-5
N-(2-Chloro-4-pyridyl)-N'-5-fluoro-phenylurea
CAS 76963-44-5C12H9ClFN3O
5-Chloro-N-(2-fluorobenzyl)pyrazine-2-carboxamide chemical structure, C12H9ClFN3O, CAS 1438853-92-9
5-Chloro-N-(2-fluorobenzyl)pyrazine-2-carboxamide
CAS 1438853-92-9C12H9ClFN3O
2-(2-Chloro-6-fluorophenyl)-N-pyrimidin-2-ylacetamide chemical structure, C12H9ClFN3O, CAS 768291-24-3
2-(2-Chloro-6-fluorophenyl)-N-pyrimidin-2-ylacetamide
CAS 768291-24-3C12H9ClFN3O
2-(2-Chloro-6-fluorophenyl)-N-pyrazin-2-ylacetamide chemical structure, C12H9ClFN3O, CAS 777874-02-9
2-(2-Chloro-6-fluorophenyl)-N-pyrazin-2-ylacetamide
CAS 777874-02-9C12H9ClFN3O
4-Chloro-5-(5-fluoro-2,3-dihydro-1H-isoindol-2-yl)-2,3-dihydropyridazin-3-one chemical structure, C12H9ClFN3O, CAS 2381023-39-6
4-Chloro-5-(5-fluoro-2,3-dihydro-1H-isoindol-2-yl)-2,3-dihydropyridazin-3-one
CAS 2381023-39-6C12H9ClFN3O
6-Chloro-N-[(4-fluorophenyl)methyl]pyridazine-3-carboxamide chemical structure, C12H9ClFN3O, CAS 1184680-75-8
6-Chloro-N-[(4-fluorophenyl)methyl]pyridazine-3-carboxamide
CAS 1184680-75-8C12H9ClFN3O
2-Amino-N-(3-chloro-4-fluorophenyl)-4-pyridinecarboxamide chemical structure, C12H9ClFN3O, CAS 1457888-72-0
2-Amino-N-(3-chloro-4-fluorophenyl)-4-pyridinecarboxamide
CAS 1457888-72-0C12H9ClFN3O
5-Pyrimidinecarboxamide,N-[(3-chloro-4-fluorophenyl)methyl]- chemical structure, C12H9ClFN3O, CAS 944736-02-1
5-Pyrimidinecarboxamide,N-[(3-chloro-4-fluorophenyl)methyl]-
CAS 944736-02-1C12H9ClFN3O
6-Chloro-N-[(2-fluorophenyl)methyl]pyrazine-2-carboxamide chemical structure, C12H9ClFN3O, CAS 1808479-15-3
6-Chloro-N-[(2-fluorophenyl)methyl]pyrazine-2-carboxamide
CAS 1808479-15-3C12H9ClFN3O
3-Chloro-5-fluoro-N-[(pyrazin-2-yl)methyl]benzamide chemical structure, C12H9ClFN3O, CAS 2325238-54-6
3-Chloro-5-fluoro-N-[(pyrazin-2-yl)methyl]benzamide
CAS 2325238-54-6C12H9ClFN3O
2-Chloro-N-(3-fluoro-4-methylphenyl)pyrimidine-5-carboxamide chemical structure, C12H9ClFN3O, CAS 2408966-32-3
2-Chloro-N-(3-fluoro-4-methylphenyl)pyrimidine-5-carboxamide
CAS 2408966-32-3C12H9ClFN3O
Benzamide,5-amino-2-chloro-N-(5-fluoro-3-pyridinyl)- chemical structure, C12H9ClFN3O, CAS 896160-33-1
Benzamide,5-amino-2-chloro-N-(5-fluoro-3-pyridinyl)-
CAS 896160-33-1C12H9ClFN3O
5-Chloro-N-(3-fluoro-4-methylphenyl)pyrazine-2-carboxamide chemical structure, C12H9ClFN3O, CAS 1915597-45-3
5-Chloro-N-(3-fluoro-4-methylphenyl)pyrazine-2-carboxamide
CAS 1915597-45-3C12H9ClFN3O
5-Chloro-N-(4-fluoro-3-methylphenyl)pyrazine-2-carboxamide chemical structure, C12H9ClFN3O, CAS 1928996-79-5
5-Chloro-N-(4-fluoro-3-methylphenyl)pyrazine-2-carboxamide
CAS 1928996-79-5C12H9ClFN3O
6-Chloro-2-[(2-fluorophenyl)(nitroso)methylidene]-1,2-dihydropyridin-3-amine chemical structure, C12H9ClFN3O, CAS 57059-35-5
6-Chloro-2-[(2-fluorophenyl)(nitroso)methylidene]-1,2-dihydropyridin-3-amine
CAS 57059-35-5C12H9ClFN3O
N-(4-Chloro-3-fluorophenyl)-6-methylpyrazine-2-carboxamide chemical structure, C12H9ClFN3O, CAS 2415587-08-3
N-(4-Chloro-3-fluorophenyl)-6-methylpyrazine-2-carboxamide
CAS 2415587-08-3C12H9ClFN3O
1-(2-Chlorophenyl)-3-(5-fluoropyridin-2-yl)urea chemical structure, C12H9ClFN3O, CAS 2326501-14-6
1-(2-Chlorophenyl)-3-(5-fluoropyridin-2-yl)urea
CAS 2326501-14-6C12H9ClFN3O
5-Chloro-N-(3-fluoro-4-methylphenyl)pyrimidine-2-carboxamide chemical structure, C12H9ClFN3O, CAS 2947145-05-1
5-Chloro-N-(3-fluoro-4-methylphenyl)pyrimidine-2-carboxamide
CAS 2947145-05-1C12H9ClFN3O
5-Chloro-2-fluoro-N-(pyrazin-2-ylmethyl)benzamide chemical structure, C12H9ClFN3O, CAS 2960390-26-3
5-Chloro-2-fluoro-N-(pyrazin-2-ylmethyl)benzamide
CAS 2960390-26-3C12H9ClFN3O
5-Pyrimidinecarboxamide,N-[(5-chloro-2-fluorophenyl)methyl]- chemical structure, C12H9ClFN3O, CAS 944735-98-2
5-Pyrimidinecarboxamide,N-[(5-chloro-2-fluorophenyl)methyl]-
CAS 944735-98-2C12H9ClFN3O
2-Chloro-5-fluoro-N-(pyrazin-2-ylmethyl)benzamide chemical structure, C12H9ClFN3O, CAS 2953508-55-7
2-Chloro-5-fluoro-N-(pyrazin-2-ylmethyl)benzamide
CAS 2953508-55-7C12H9ClFN3O
2-Chloro-4-fluoro-N-(pyrazin-2-ylmethyl)benzamide chemical structure, C12H9ClFN3O, CAS 2327388-97-4
2-Chloro-4-fluoro-N-(pyrazin-2-ylmethyl)benzamide
CAS 2327388-97-4C12H9ClFN3O

Frequently asked questions

What is the molar mass of C12H9ClFN3O?

The molar mass of C12H9ClFN3O is 265.67 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 265.0418 Da.

How many compounds have the formula C12H9ClFN3O?

CompoundList lists 27 compounds with the molecular formula C12H9ClFN3O, including 1-(5-Chloropyridin-2-yl)-3-(4-fluorophenyl)urea, 1-(5-Chloropyridin-2-yl)-3-(3-fluorophenyl)urea, N-(2-Chloro-4-pyridyl)-N'-5-fluoro-phenylurea. 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 C12H9ClFN3O?

C12H9ClFN3O 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.