C12H9ClN2O3
140 compounds have this formula on CompoundList.
- Molar mass
- 264.67g/mol
- Monoisotopic mass
- 269.0616Da
- Atoms
- 27
- Elements
- 5
- Rings plus double bonds
- 9
The formula C12H9ClN2O3 describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms 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 × 1254.46%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 93.43%1.008 × 9 = 9.072 g/mol
- Cl Chlorine × 113.39%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 210.58%14.007 × 2 = 28.014 g/mol
- O Oxygen × 318.14%15.999 × 3 = 47.997 g/mol
Compounds with the formula C12H9ClN2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 140 of 140 compounds
![4-[2-(4-Chlorophenyl)hydrazinyl]-3-hydroxycyclohexa-3,5-diene-1,2-dione chemical structure, C12H9ClN2O3, CAS 76260-35-0](/s/DPGIFJKAWWOGRR-UHFFFAOYSA-N.svg)
![3-(6-Chlorofuro[2,3-B]pyridin-3-yl)piperidine-2,6-dione chemical structure, C12H9ClN2O3, CAS 3040304-96-6](/s/NGFYAXVLOHSSEU-UHFFFAOYSA-N.svg)
- 4-Chloro-2-hydroxy-N-(3-hydroxypyridin-2-yl)benzamide783371-07-3C12H9ClN2O3
- 2-Chloro-N-(4-nitronaphthalen-1-yl)acetamide86831-00-7C12H9ClN2O3
- 4-Chloro-2-(3-methoxyphenyl)pyrimidine-5-carboxylic acid1516189-15-3C12H9ClN2O3
- 4-(3-Chlorophenyl)-3,4-dihydrofuro[3,4-d]pyrimidine-2,5(1H,7H)-dione1710833-94-5C12H9ClN2O3
- 2-(Benzyloxy)-5-chloro-3-nitropyridine1881329-78-7C12H9ClN2O3
- 4-Acetyl-1-(4-chlorophenyl)-1H-pyrazole-3-carboxylic acid334832-83-6C12H9ClN2O3
- 4-Chloro-3-[(4-formyl-1H-pyrazol-1-yl)methyl]benzoic acid2138351-87-6C12H9ClN2O3
- 4-Chloro-3-[(3-formyl-1H-pyrazol-1-yl)methyl]benzoic acid2138308-11-7C12H9ClN2O3
- 2-Chloro-5-(2-methoxypyrimidin-5-yl)benzoic acid2138273-17-1C12H9ClN2O3
- 4-Chloro-3-[(4-formyl-1H-imidazol-1-yl)methyl]benzoic acid2138193-52-7C12H9ClN2O3
- 2-(2-Chloro-3-methoxyphenyl)pyrimidine-4-carboxylic acid2448475-23-6C12H9ClN2O3
- 2-[(5-Chloropyrimidin-2-yl)oxy]-2-phenylacetic acid2748575-09-7C12H9ClN2O3
- 2-Chloro-5-(6-methoxy-3-pyridazinyl)benzoic acid1352007-00-1C12H9ClN2O3
- Ensifentrine impurity 453088358-10-2C12H9ClN2O3
- 5-(2-Chlorostyryl)-3-methyl-4-nitroisoxazole53557-98-5C12H9ClN2O3
- 3-(2-Chloro-4-nitrophenoxy)-2-methylpyridine1362703-12-5C12H9ClN2O3
Frequently asked questions
What is the molar mass of C12H9ClN2O3?
The molar mass of C12H9ClN2O3 is 264.67 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 269.0616 Da.
How many compounds have the formula C12H9ClN2O3?
CompoundList lists 140 compounds with the molecular formula C12H9ClN2O3, including 3-(Benzyloxy)-6-chloropyridazine-4-carboxylic acid, 2-(3-Chlorophenyl)-6-methyl-3-oxo-2,3-dihydropyridazine-4-carboxylic acid, 2-(4-Chlorophenyl)-6-methyl-3-oxo-2,3-dihydropyridazine-4-carboxylic acid. 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 C12H9ClN2O3?
C12H9ClN2O3 has a degree of unsaturation of 9. 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.