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Molecular formula

C19H12ClNO3

11 compounds have this formula on CompoundList.

Molar mass
337.76g/mol
Monoisotopic mass
337.0506Da
Atoms
36
Elements
5
Rings plus double bonds
14

The formula C19H12ClNO3 describes a molecule made of 19 carbon atoms, 12 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom 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 × 1967.57%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 123.58%
    1.008 × 12 = 12.096 g/mol
  • Cl Chlorine × 110.50%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 14.15%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 314.21%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C19H12ClNO3

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

Showing 1 to 11 of 11 compounds

(9-Chloro-5H-chromeno[4,3-b]pyridin-3-yl)(2-hydroxyphenyl)methanone chemical structure, C19H12ClNO3, CAS 178808-89-4
(9-Chloro-5H-chromeno[4,3-b]pyridin-3-yl)(2-hydroxyphenyl)methanone
CAS 178808-89-4C19H12ClNO3
6-Chloro-2-(2-methoxyphenyl)benzo[de]isoquinoline-1,3-dione chemical structure, C19H12ClNO3, CAS 94255-71-7
6-Chloro-2-(2-methoxyphenyl)benzo[de]isoquinoline-1,3-dione
CAS 94255-71-7C19H12ClNO3
(5-Chloro-2-hydroxyphenyl)(5H-chromeno[4,3-b]pyridin-3-yl)methanone chemical structure, C19H12ClNO3, CAS 178808-86-1
(5-Chloro-2-hydroxyphenyl)(5H-chromeno[4,3-b]pyridin-3-yl)methanone
CAS 178808-86-1C19H12ClNO3
1-{4-[(2E)-3-(4-Chlorophenyl)prop-2-enoyl]phenyl}-1H-pyrrole-2,5-dione chemical structure, C19H12ClNO3, CAS 949923-51-7
1-{4-[(2E)-3-(4-Chlorophenyl)prop-2-enoyl]phenyl}-1H-pyrrole-2,5-dione
CAS 949923-51-7C19H12ClNO3
6-Chloro-2-(1-naphthyl)-3-nitro-2H-chromene chemical structure, C19H12ClNO3, CAS 106202-45-3
6-Chloro-2-(1-naphthyl)-3-nitro-2H-chromene
CAS 106202-45-3C19H12ClNO3
(E)-4-(4-Chlorophenyl)-2-oxo-3-quinolin-2-ylbut-3-enoic acid chemical structure, C19H12ClNO3, CAS 473396-84-8
(E)-4-(4-Chlorophenyl)-2-oxo-3-quinolin-2-ylbut-3-enoic acid
CAS 473396-84-8C19H12ClNO3
1-{4-[(2E)-3-(2-Chlorophenyl)prop-2-enoyl]phenyl}-1H-pyrrole-2,5-dione chemical structure, C19H12ClNO3, CAS 1365988-75-5
1-{4-[(2E)-3-(2-Chlorophenyl)prop-2-enoyl]phenyl}-1H-pyrrole-2,5-dione
CAS 1365988-75-5C19H12ClNO3
2H-Pyran-5-carbonitrile, 4-(4-chlorophenyl)-3-methoxy-2-oxo-6-phenyl- chemical structure, C19H12ClNO3, CAS 61223-03-8
2H-Pyran-5-carbonitrile, 4-(4-chlorophenyl)-3-methoxy-2-oxo-6-phenyl-
CAS 61223-03-8C19H12ClNO3
N-(3-Methoxy-phenyl)-4-chloro-1,8-naphthalimide chemical structure, C19H12ClNO3, CAS 345938-48-9
N-(3-Methoxy-phenyl)-4-chloro-1,8-naphthalimide
CAS 345938-48-9C19H12ClNO3
5-Acetyl-7-chloro-4-phenylpyrano[3,2-b]indol-2(5H)-one chemical structure, C19H12ClNO3, CAS 2347639-57-8
5-Acetyl-7-chloro-4-phenylpyrano[3,2-b]indol-2(5H)-one
CAS 2347639-57-8C19H12ClNO3
5-Acetyl-8-chloro-4-phenylpyrano[3,2-b]indol-2(5H)-one chemical structure, C19H12ClNO3, CAS 2347639-54-5
5-Acetyl-8-chloro-4-phenylpyrano[3,2-b]indol-2(5H)-one
CAS 2347639-54-5C19H12ClNO3

Frequently asked questions

What is the molar mass of C19H12ClNO3?

The molar mass of C19H12ClNO3 is 337.76 g/mol, calculated from standard atomic weights for 19 carbon atoms, 12 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 337.0506 Da.

How many compounds have the formula C19H12ClNO3?

CompoundList lists 11 compounds with the molecular formula C19H12ClNO3, including (9-Chloro-5H-chromeno[4,3-b]pyridin-3-yl)(2-hydroxyphenyl)methanone, 6-Chloro-2-(2-methoxyphenyl)benzo[de]isoquinoline-1,3-dione, (5-Chloro-2-hydroxyphenyl)(5H-chromeno[4,3-b]pyridin-3-yl)methanone. 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 C19H12ClNO3?

C19H12ClNO3 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.