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Molecular formula

C7H4ClN3O

133 compounds have this formula on CompoundList.

Molar mass
181.58g/mol
Monoisotopic mass
181.0043Da
Atoms
16
Elements
5
Rings plus double bonds
7

The formula C7H4ClN3O describes a molecule made of 7 carbon atoms, 4 hydrogen atoms, 1 chlorine 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 × 746.30%
    12.011 × 7 = 84.077 g/mol
  • H Hydrogen × 42.22%
    1.008 × 4 = 4.032 g/mol
  • Cl Chlorine × 119.52%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 323.14%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 18.81%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C7H4ClN3O

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

Showing 101 to 133 of 133 compounds

2-Chloro-5-(2-pyridyl)-1,3,4-oxadiazole chemical structure, C7H4ClN3O, CAS 1211520-80-7
2-Chloro-5-(2-pyridyl)-1,3,4-oxadiazole
CAS 1211520-80-7C7H4ClN3O
6-Chloro-imidazo[1,2-a]pyrazine-3-carbaldehyde chemical structure, C7H4ClN3O, CAS 1785093-20-0
6-Chloro-imidazo[1,2-a]pyrazine-3-carbaldehyde
CAS 1785093-20-0C7H4ClN3O
6-Chloropyrazolo[1,5-a]pyrimidine-3-carbaldehyde chemical structure, C7H4ClN3O, CAS 1782467-41-7
6-Chloropyrazolo[1,5-a]pyrimidine-3-carbaldehyde
CAS 1782467-41-7C7H4ClN3O
7-Chloropyrazolo[1,5-a]pyrimidine-5-carbaldehyde chemical structure, C7H4ClN3O, CAS 1346569-73-0
7-Chloropyrazolo[1,5-a]pyrimidine-5-carbaldehyde
CAS 1346569-73-0C7H4ClN3O
4-Chloropyrido[2,3-d]pyrimidin-5(8H)-one chemical structure, C7H4ClN3O, CAS 1378813-17-2
4-Chloropyrido[2,3-d]pyrimidin-5(8H)-one
CAS 1378813-17-2C7H4ClN3O
Pyrazolo[1,5-a]pyrazine-3-carbonylchloride chemical structure, C7H4ClN3O, CAS 1695995-35-7
Pyrazolo[1,5-a]pyrazine-3-carbonylchloride
CAS 1695995-35-7C7H4ClN3O
Imidazo[1,2-a]pyrazine-3-carbonyl chloride chemical structure, C7H4ClN3O, CAS 2841455-03-4
Imidazo[1,2-a]pyrazine-3-carbonyl chloride
CAS 2841455-03-4C7H4ClN3O
7-Chloroimidazo[1,2-b]pyridazine-3-carbaldehyde chemical structure, C7H4ClN3O, CAS 2028277-89-4
7-Chloroimidazo[1,2-b]pyridazine-3-carbaldehyde
CAS 2028277-89-4C7H4ClN3O
3-Chloropyrido[3,4-b]pyrazin-5(6H)-one chemical structure, C7H4ClN3O, CAS 2089378-59-4
3-Chloropyrido[3,4-b]pyrazin-5(6H)-one
CAS 2089378-59-4C7H4ClN3O
2-Chloro-4-(2-furyl)-1,3,5-triazine chemical structure, C7H4ClN3O, CAS 1417518-90-1
2-Chloro-4-(2-furyl)-1,3,5-triazine
CAS 1417518-90-1C7H4ClN3O
2-Chloro-4-(3-furyl)-1,3,5-triazine chemical structure, C7H4ClN3O, CAS 1417519-53-9
2-Chloro-4-(3-furyl)-1,3,5-triazine
CAS 1417519-53-9C7H4ClN3O
2-Chloropyrido[4,3-D]pyrimidin-5(6H)-one chemical structure, C7H4ClN3O, CAS 1393570-12-1
2-Chloropyrido[4,3-D]pyrimidin-5(6H)-one
CAS 1393570-12-1C7H4ClN3O
2-Chloropyrido[3,4-d]pyrimidin-8(7H)-one chemical structure, C7H4ClN3O, CAS 1823967-76-5
2-Chloropyrido[3,4-d]pyrimidin-8(7H)-one
CAS 1823967-76-5C7H4ClN3O
2-(5-Chloro-2-pyridyl)-1,3,4-oxadiazole chemical structure, C7H4ClN3O, CAS 2683652-22-2
2-(5-Chloro-2-pyridyl)-1,3,4-oxadiazole
CAS 2683652-22-2C7H4ClN3O
Imidazo[1,2-b]pyridazine-3-carbonyl chloride chemical structure, C7H4ClN3O, CAS 1585177-95-2
Imidazo[1,2-b]pyridazine-3-carbonyl chloride
CAS 1585177-95-2C7H4ClN3O
7-Chloropyrido[3,4-b]pyrazin-2(1H)-one chemical structure, C7H4ClN3O, CAS 2235416-81-4
7-Chloropyrido[3,4-b]pyrazin-2(1H)-one
CAS 2235416-81-4C7H4ClN3O
6-Chloro-3H-imidazo[4,5-c]pyridine-2-carbaldehyde chemical structure, C7H4ClN3O, CAS 2306264-60-6
6-Chloro-3H-imidazo[4,5-c]pyridine-2-carbaldehyde
CAS 2306264-60-6C7H4ClN3O
6-Chloroimidazo[1,2-a]pyrazine-8-carbaldehyde chemical structure, C7H4ClN3O, CAS 2769932-68-3
6-Chloroimidazo[1,2-a]pyrazine-8-carbaldehyde
CAS 2769932-68-3C7H4ClN3O
3-(5-Chloro-3-pyridyl)-1,2,4-oxadiazole chemical structure, C7H4ClN3O, CAS 2385532-07-8
3-(5-Chloro-3-pyridyl)-1,2,4-oxadiazole
CAS 2385532-07-8C7H4ClN3O
3-(6-Chloro-2-pyridyl)-1,2,4-oxadiazole chemical structure, C7H4ClN3O, CAS 1616086-55-5
3-(6-Chloro-2-pyridyl)-1,2,4-oxadiazole
CAS 1616086-55-5C7H4ClN3O
8-Chloroimidazo[1,5-a]pyrazine-3-carbaldehyde chemical structure, C7H4ClN3O, CAS 1195989-56-0
8-Chloroimidazo[1,5-a]pyrazine-3-carbaldehyde
CAS 1195989-56-0C7H4ClN3O
8-Chloropyrido[4,3-d]pyrimidin-5(6H)-one chemical structure, C7H4ClN3O, CAS 1378972-04-3
8-Chloropyrido[4,3-d]pyrimidin-5(6H)-one
CAS 1378972-04-3C7H4ClN3O
4-Chloropyrrolo[2,1-f][1,2,4]triazine-7-carbaldehyde chemical structure, C7H4ClN3O, CAS 1546505-09-2
4-Chloropyrrolo[2,1-f][1,2,4]triazine-7-carbaldehyde
CAS 1546505-09-2C7H4ClN3O
7-Chloro-3H-imidazo[4,5-b]pyridine-2-carbaldehyde chemical structure, C7H4ClN3O, CAS 1782850-94-5
7-Chloro-3H-imidazo[4,5-b]pyridine-2-carbaldehyde
CAS 1782850-94-5C7H4ClN3O

Frequently asked questions

What is the molar mass of C7H4ClN3O?

The molar mass of C7H4ClN3O is 181.58 g/mol, calculated from standard atomic weights for 7 carbon atoms, 4 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 181.0043 Da.

How many compounds have the formula C7H4ClN3O?

CompoundList lists 133 compounds with the molecular formula C7H4ClN3O, including 2-Chloro-5-(2-pyridyl)-1,3,4-oxadiazole, 6-Chloro-imidazo[1,2-a]pyrazine-3-carbaldehyde, 6-Chloropyrazolo[1,5-a]pyrimidine-3-carbaldehyde. 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 C7H4ClN3O?

C7H4ClN3O has a degree of unsaturation of 7. 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.