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Molecular formula

C12H7ClN4O

27 compounds have this formula on CompoundList.

Molar mass
258.67g/mol
Monoisotopic mass
258.0308Da
Atoms
25
Elements
5
Rings plus double bonds
11

The formula C12H7ClN4O describes a molecule made of 12 carbon atoms, 7 hydrogen atoms, 1 chlorine atom, 4 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 × 1255.72%
    12.011 × 12 = 144.132 g/mol
  • H Hydrogen × 72.73%
    1.008 × 7 = 7.056 g/mol
  • Cl Chlorine × 113.70%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 421.66%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 16.19%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C12H7ClN4O

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

Showing 1 to 27 of 27 compounds

2-(6-Chloropyridazin-3-yl)phthalazin-1-one chemical structure, C12H7ClN4O, CAS 307324-40-9
2-(6-Chloropyridazin-3-yl)phthalazin-1-one
CAS 307324-40-9C12H7ClN4O
1-(7-Chloro-4-quinolyl)triazole-4-carbaldehyde chemical structure, C12H7ClN4O, CAS 1622136-85-9
1-(7-Chloro-4-quinolyl)triazole-4-carbaldehyde
CAS 1622136-85-9C12H7ClN4O
2-((6-Chloropyrimidin-4-yl)oxy)quinoxaline chemical structure, C12H7ClN4O, CAS 1065484-81-2
2-((6-Chloropyrimidin-4-yl)oxy)quinoxaline
CAS 1065484-81-2C12H7ClN4O
2-(4-Chlorophenyl)-3-nitrosoimidazo[1,2-a]pyrimidine chemical structure, C12H7ClN4O, CAS 30469-02-4
2-(4-Chlorophenyl)-3-nitrosoimidazo[1,2-a]pyrimidine
CAS 30469-02-4C12H7ClN4O
2-((4-Chloropyrimidin-2-yl)oxy)quinoxaline chemical structure, C12H7ClN4O, CAS 1065484-82-3
2-((4-Chloropyrimidin-2-yl)oxy)quinoxaline
CAS 1065484-82-3C12H7ClN4O
2-((6-Chloropyridazin-3-yl)oxy)quinoxaline chemical structure, C12H7ClN4O, CAS 1065484-80-1
2-((6-Chloropyridazin-3-yl)oxy)quinoxaline
CAS 1065484-80-1C12H7ClN4O
7-(4-Chlorophenyl)pteridin-4(3H)-one chemical structure, C12H7ClN4O, CAS 73318-79-3
7-(4-Chlorophenyl)pteridin-4(3H)-one
CAS 73318-79-3C12H7ClN4O
5-(6-Chloropyridin-3-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole chemical structure, C12H7ClN4O, CAS 1033724-43-4
5-(6-Chloropyridin-3-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole
CAS 1033724-43-4C12H7ClN4O
5-(2-Chloropyridin-4-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole chemical structure, C12H7ClN4O, CAS 1033724-49-0
5-(2-Chloropyridin-4-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole
CAS 1033724-49-0C12H7ClN4O
6-Chloro-3-nitroso-2-phenylimidazo[1,2-b]pyridazine chemical structure, C12H7ClN4O, CAS 483367-60-8
6-Chloro-3-nitroso-2-phenylimidazo[1,2-b]pyridazine
CAS 483367-60-8C12H7ClN4O
3-(Pyridin-2-yl)-5-(5-chloro-pyrid-3-yl)-1,2,4-oxadiazole chemical structure, C12H7ClN4O, CAS 453566-38-6
3-(Pyridin-2-yl)-5-(5-chloro-pyrid-3-yl)-1,2,4-oxadiazole
CAS 453566-38-6C12H7ClN4O
6-Chloro-4-(3-pyridinyloxy)-pyrido[3,2-d]pyrimidine chemical structure, C12H7ClN4O, CAS 1400668-05-4
6-Chloro-4-(3-pyridinyloxy)-pyrido[3,2-d]pyrimidine
CAS 1400668-05-4C12H7ClN4O
2-Chloro-5-(3-pyridin-4-yl-[1,2,4]oxadiazol-5-yl)-pyridine chemical structure, C12H7ClN4O, CAS 1119506-01-2
2-Chloro-5-(3-pyridin-4-yl-[1,2,4]oxadiazol-5-yl)-pyridine
CAS 1119506-01-2C12H7ClN4O
2-Chloro-4-[5-(3-pyridinyl)-1,2,4-oxadiazol-3-yl]pyridine chemical structure, C12H7ClN4O, CAS 1033724-31-0
2-Chloro-4-[5-(3-pyridinyl)-1,2,4-oxadiazol-3-yl]pyridine
CAS 1033724-31-0C12H7ClN4O
4-Chloro-1-pyrimidin-2-yl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde chemical structure, C12H7ClN4O, CAS 1119282-73-3
4-Chloro-1-pyrimidin-2-yl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde
CAS 1119282-73-3C12H7ClN4O
4-Chloro-5-(3-phenyl-1,2,4-oxadiazol-5-yl)pyrimidine chemical structure, C12H7ClN4O, CAS 1993223-83-8
4-Chloro-5-(3-phenyl-1,2,4-oxadiazol-5-yl)pyrimidine
CAS 1993223-83-8C12H7ClN4O
2-(4-Chlorophenyl)pteridin-4(1H)-one chemical structure, C12H7ClN4O, CAS 155513-86-3
2-(4-Chlorophenyl)pteridin-4(1H)-one
CAS 155513-86-3C12H7ClN4O
6-Chloro-2-pyrazin-2-yl-3H-quinazolin-4-one chemical structure, C12H7ClN4O, CAS 1417302-06-7
6-Chloro-2-pyrazin-2-yl-3H-quinazolin-4-one
CAS 1417302-06-7C12H7ClN4O
6-Chloro-5-cyano-N-pyridin-2-ylpyridine-2-carboxamide chemical structure, C12H7ClN4O, CAS 2305447-97-4
6-Chloro-5-cyano-N-pyridin-2-ylpyridine-2-carboxamide
CAS 2305447-97-4C12H7ClN4O
2-Chloro-3-(3-pyridin-4-yl-[1,2,4]oxadiazol-5-yl)-pyridine chemical structure, C12H7ClN4O, CAS 937658-48-5
2-Chloro-3-(3-pyridin-4-yl-[1,2,4]oxadiazol-5-yl)-pyridine
CAS 937658-48-5C12H7ClN4O
2-Chloro-5-[5-(3-pyridinyl)-1,3,4-oxadiazol-2-yl]pyridine chemical structure, C12H7ClN4O, CAS 1033725-43-7
2-Chloro-5-[5-(3-pyridinyl)-1,3,4-oxadiazol-2-yl]pyridine
CAS 1033725-43-7C12H7ClN4O
3-Chloro-6-[(naphthalen-1-yl)oxy]-1,2,4,5-tetrazine chemical structure, C12H7ClN4O, CAS 869589-21-9
3-Chloro-6-[(naphthalen-1-yl)oxy]-1,2,4,5-tetrazine
CAS 869589-21-9C12H7ClN4O
2-Chloro-5-[5-(3-pyridinyl)-1,2,4-oxadiazol-3-yl]pyridine chemical structure, C12H7ClN4O, CAS 1033724-42-3
2-Chloro-5-[5-(3-pyridinyl)-1,2,4-oxadiazol-3-yl]pyridine
CAS 1033724-42-3C12H7ClN4O
(6-Chloroimidazo[1,2-b]pyridazin-3-yl)(pyridin-2-yl)methanone chemical structure, C12H7ClN4O, CAS 1992985-35-9
(6-Chloroimidazo[1,2-b]pyridazin-3-yl)(pyridin-2-yl)methanone
CAS 1992985-35-9C12H7ClN4O

Frequently asked questions

What is the molar mass of C12H7ClN4O?

The molar mass of C12H7ClN4O is 258.67 g/mol, calculated from standard atomic weights for 12 carbon atoms, 7 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 258.0308 Da.

How many compounds have the formula C12H7ClN4O?

CompoundList lists 27 compounds with the molecular formula C12H7ClN4O, including 2-(6-Chloropyridazin-3-yl)phthalazin-1-one, 1-(7-Chloro-4-quinolyl)triazole-4-carbaldehyde, 2-((6-Chloropyrimidin-4-yl)oxy)quinoxaline. 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 C12H7ClN4O?

C12H7ClN4O has a degree of unsaturation of 11. 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.