Molecular formula

C₈H₅ClN₄O

23 compounds have this formula on CompoundList.

Molar mass: 208.60g/mol
Monoisotopic mass: 208.0152Da
Atoms: 19
Elements: 5
Rings plus double bonds: 8

The formula C8H5ClN4O describes a molecule made of 8 carbon atoms, 5 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 × 846.06%
12.011 × 8 = 96.088 g/mol
H Hydrogen × 52.42%
1.008 × 5 = 5.040 g/mol
Cl Chlorine × 116.99%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 426.86%
14.007 × 4 = 56.028 g/mol
O Oxygen × 17.67%
15.999 × 1 = 15.999 g/mol

Look up another formula

Compounds with the formula C8H5ClN4O

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

Showing 1 to 23 of 23 compounds

5-(Chloromethyl)-7-hydroxypyrazolo(1,5-a)pyrimidine-3-carbonitrile

CAS 925675-85-0C₈H₅ClN₄O

7-(Chloromethyl)-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile

CAS 832739-77-2C₈H₅ClN₄O

5-Chloro-2-(1H-tetrazol-1-yl)benzaldehyde

CAS 879016-22-5C₈H₅ClN₄O

2-(3-Chloro-1H-1,2,4-triazol-1-yl)pyridine-3-carbaldehyde

CAS 1807982-44-0C₈H₅ClN₄O

2-(Azidomethyl)-5-chloro-1,3-benzoxazole

CAS 1158301-21-3C₈H₅ClN₄O

2-(Azidomethyl)-6-chloro-1,3-benzoxazole

CAS 1158199-79-1C₈H₅ClN₄O

6'-Chloro[2,2'-bipyrazin]-6(1H)-one

CAS 1185314-81-1C₈H₅ClN₄O

2-(3-Chlorophenyl)-2H-tetrazole-5-carbaldehyde

CAS 863711-48-2C₈H₅ClN₄O

1-(6-Chloro-3-pyridazinyl)-1H-imidazole-4-carboxaldehyde

CAS 1527467-28-2C₈H₅ClN₄O

1-(6-Chloropyridazin-3-yl)-1H-pyrazole-4-carbaldehyde

CAS 1134346-11-4C₈H₅ClN₄O

2-Amino-6-chloro-4-methoxy-3,5-pyridinedicarbonitrile

CAS 2170144-98-4C₈H₅ClN₄O

2'-Chloro-[2,4'-bipyrimidin]-4(3H)-one

CAS 2589638-87-7C₈H₅ClN₄O

6-Chloro-5'-hydroxy-2,2'-bipyrazine

CAS 1185315-74-5C₈H₅ClN₄O

1-(2-Chloro-4-pyrimidinyl)-1H-pyrazole-4-carboxaldehyde

CAS 1432058-03-1C₈H₅ClN₄O

2-Chloro-4-(2-pyridyl)-6-hydroxy-1,3,5-triazine

CAS 1303967-88-5C₈H₅ClN₄O

2-Chloro-4-(3-pyridyl)-6-hydroxy-1,3,5-triazine

CAS 1303967-93-2C₈H₅ClN₄O

2-Chloro-4-(4-pyridyl)-6-hydroxy-1,3,5-triazine

CAS 1303967-43-2C₈H₅ClN₄O

2-(4-Chloro-1H-pyrazol-1-yl)pyrimidine-5-carbaldehyde

CAS 1564616-50-7C₈H₅ClN₄O

5-(3-Chloro-1H-pyrazol-1-yl)pyrazine-2-carbaldehyde

CAS 2172261-63-9C₈H₅ClN₄O

4-Chloro-5-(isocyanatomethyl)-7H-pyrrolo[2,3-d]pyrimidine

CAS 2649023-87-8C₈H₅ClN₄O

1-(2-Chloropyrimidin-4-yl)imidazole-4-carbaldehyde

CAS 2856374-20-2C₈H₅ClN₄O

1-(2-Chloropyridin-3-yl)-1H-1,2,3-triazole-4-carbaldehyde

CAS 2092578-08-8C₈H₅ClN₄O

4-(1H-Tetrazol-5-yl)benzoyl chloride

CAS 1187171-95-4C₈H₅ClN₄O

Frequently asked questions

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What is the molar mass of C8H5ClN4O?

The molar mass of C8H5ClN4O is 208.60 g/mol, calculated from standard atomic weights for 8 carbon atoms, 5 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 208.0152 Da.

How many compounds have the formula C8H5ClN4O?

CompoundList lists 23 compounds with the molecular formula C8H5ClN4O, including 5-(Chloromethyl)-7-hydroxypyrazolo(1,5-a)pyrimidine-3-carbonitrile, 7-(Chloromethyl)-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile, 5-Chloro-2-(1H-tetrazol-1-yl)benzaldehyde. 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 C8H5ClN4O?

C8H5ClN4O has a degree of unsaturation of 8. 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.