Molecular formula

C₁₂H₈ClN₅O₂

21 compounds have this formula on CompoundList.

Molar mass: 289.68g/mol
Monoisotopic mass: 289.0367Da
Atoms: 28
Elements: 5
Rings plus double bonds: 11

The formula C12H8ClN5O2 describes a molecule made of 12 carbon atoms, 8 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms and 2 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 × 1249.76%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 82.78%
1.008 × 8 = 8.064 g/mol
Cl Chlorine × 112.24%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 524.18%
14.007 × 5 = 70.035 g/mol
O Oxygen × 211.05%
15.999 × 2 = 31.998 g/mol

Look up another formula

Compounds with the formula C12H8ClN5O2

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

Showing 1 to 21 of 21 compounds

5Citep

CAS 245426-70-4C₁₂H₈ClN₅O₂

1-(5-Chloro-1H-indol-3-yl)-3-(2H-tetrazol-5-yl)propane-1,3-dione

CAS 445378-67-6C₁₂H₈ClN₅O₂

2-(4-Chloroanilino)pyrimido(4,5-d)pyridazine-5,8-diol

CAS 6344-85-0C₁₂H₈ClN₅O₂

6-(4-Chlorophenyl)-4-oxo-4,5-dihydro[1,2,3]triazolo[1,5-a]pyrazine-3-carboxamide

CAS 1351828-67-5C₁₂H₈ClN₅O₂

6-Chloro-9-(4-nitrobenzyl)-9H-purine

CAS 4230-26-6C₁₂H₈ClN₅O₂

N-[2-Chloro-5-(1H-tetrazol-1-yl)phenyl]-2-furamide

CAS 1223759-12-3C₁₂H₈ClN₅O₂

6-Chloro-9-(3-nitrobenzyl)-9H-purine

CAS 6952-15-4C₁₂H₈ClN₅O₂

5-(4-Chlorophenyl)-N-(1H-1,2,4-triazol-5-yl)oxazole-2-carboxamide

CAS 1795413-01-2C₁₂H₈ClN₅O₂

1-(6-Chloro-2-pyrazinyl)-2-methyl-4-nitro-1H-benzimidazole

CAS 1782970-31-3C₁₂H₈ClN₅O₂

N-(5-Chloro-2-hydroxyphenyl)-n'-(5-cyano-2-pyrazinyl)urea

CAS 660851-46-7C₁₂H₈ClN₅O₂

6-Chloro-7-(3-nitrobenzyl)-7H-purine

CAS 7008-54-0C₁₂H₈ClN₅O₂

4-Chloro-2-(1-methyl-5-nitro-1H-imidazol-2-yl)quinazoline

CAS 61717-32-6C₁₂H₈ClN₅O₂

6-Chloro-1-(3-nitrobenzyl)-1H-pyrazolo[3,4-d]pyrimidine

CAS 1428444-27-2C₁₂H₈ClN₅O₂

5-(5-Chloro-2-pyridinyl)-4,7-dihydro-7-oxo-pyrazolo[1,5-a]pyrimidine-3-carboxamide

CAS 1607025-10-4C₁₂H₈ClN₅O₂

6-(5-Chloro-2-(4-hydroxy-1H-1,2,3-triazol-1-yl)phenyl)pyrimidin-4-ol

CAS 1802433-28-8C₁₂H₈ClN₅O₂

5 Citep

CAS 900779-63-7C₁₂H₈ClN₅O₂

(6-Chloro-5-nitro-pyrimidin-4-yl)-(1H-indol-5-yl)-amine

CAS 1220449-35-3C₁₂H₈ClN₅O₂

7-Chloro-3-(3-nitrophenyl)-4H-pyridazino[6,1-c][1,2,4]triazine

CAS 289651-65-6C₁₂H₈ClN₅O₂

6-Chloro-1-(2-nitrobenzyl)-1H-pyrazolo[3,4-d]pyrimidine

CAS 1296307-90-8C₁₂H₈ClN₅O₂

6-Chloro-N-(2-oxo-2,3-dihydro-1H-benzo[D]imidazol-5-yl)pyrazine-2-carboxamide

CAS 1972185-83-3C₁₂H₈ClN₅O₂

3-(5-Chloro-1H-indol-2-yl)-3-hydroxy-1-(2H-tetrazol-5-yl)prop-2-en-1-one

C₁₂H₈ClN₅O₂

Frequently asked questions

Still have a question?

The help centre explains buying, quotes and supplier badges step by step, or you can write to our team.

Help centre Contact us

What is the molar mass of C12H8ClN5O2?

The molar mass of C12H8ClN5O2 is 289.68 g/mol, calculated from standard atomic weights for 12 carbon atoms, 8 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 289.0367 Da.

How many compounds have the formula C12H8ClN5O2?

CompoundList lists 21 compounds with the molecular formula C12H8ClN5O2, including 5Citep, 1-(5-Chloro-1H-indol-3-yl)-3-(2H-tetrazol-5-yl)propane-1,3-dione, 2-(4-Chloroanilino)pyrimido(4,5-d)pyridazine-5,8-diol. 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 C12H8ClN5O2?

C12H8ClN5O2 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.