Molecular formula
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
Look up another formula
Compounds with the formula C12H9ClN2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 140 compounds
Aclonifen
CAS 74070-46-5C12H9ClN2O3
1-(2-Chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid
CAS 380623-13-2C12H9ClN2O3
Fenridazon
CAS 68254-10-4C12H9ClN2O3
2-((2-Chloro-4-nitrophenoxy)methyl)pyridine
CAS 179687-79-7C12H9ClN2O3
![[3-(4-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]acetic acid chemical structure, C12H9ClN2O3, CAS 70751-12-1](/s/FKLPNRKBUSYBOB-UHFFFAOYSA-N.svg)
[3-(4-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]acetic acid
CAS 70751-12-1C12H9ClN2O3
(Z)-3-(((5-Chloropyridin-2-yl)amino)methylene)-6-methyl-2H-pyran-2,4(3H)-dione
CAS 1164477-75-1C12H9ClN2O3
2-(Benzyloxy)-6-chloro-3-nitropyridine
CAS 353293-50-2C12H9ClN2O3
Methyl 1-(3-chlorophenyl)-4-oxo-1,4-dihydro-3-pyridazinecarboxylate
CAS 478063-66-0C12H9ClN2O3
Methyl 1-(4-chlorobenzoyl)pyrazole-3-carboxylate
CAS 312506-42-6C12H9ClN2O3
5-Acetyl-1-(4-chlorophenyl)-2,4(1H,3H)-pyrimidinedione
CAS 321432-24-0C12H9ClN2O3
1-(3-Chloro-4-cyanophenyl)-5-oxopyrrolidine-3-carboxylic acid
CAS 1097813-79-0C12H9ClN2O3
N'-(2-Chlorobenzoyl)furan-2-carbohydrazide
CAS 304878-77-1C12H9ClN2O3
N-(2-Chloro-4-nitronaphthalen-1-yl)acetamide
CAS 342044-41-1C12H9ClN2O3
2-Oxo-2-(1H-pyrrol-2-yl)ethyl 6-chloropyridine-3-carboxylate
CAS 875161-84-5C12H9ClN2O3
3-((4-Chlorophenyl)methoxy)pyridazine-4-carboxylic acid
CAS 1504207-67-3C12H9ClN2O3
5-Acetyl-1-(3-chlorophenyl)-2,4(1H,3H)-pyrimidinedione
CAS 882046-89-1C12H9ClN2O3
2-(Benzyloxy)-4-chloro-3-nitropyridine
CAS 219735-84-9C12H9ClN2O3
6-(3-Chloro-4-methoxyphenyl)-4-pyrimidinecarboxylic acid
CAS 1207724-97-7C12H9ClN2O3
3-(4-Chlorophenoxy)-5-nitrobenzenamine
CAS 208122-61-6C12H9ClN2O3
1,3-Benzenediol, 4-(2-(5-chloro-2-hydroxyphenyl)diazenyl)-
CAS 4867-01-0C12H9ClN2O3
![5-Chloro-2-[(2-methylpyridin-3-yl)oxy]nicotinic acid chemical structure, C12H9ClN2O3, CAS 1255147-31-9](/s/UKIFTEMYMAVDFQ-UHFFFAOYSA-N.svg)
5-Chloro-2-[(2-methylpyridin-3-yl)oxy]nicotinic acid
CAS 1255147-31-9C12H9ClN2O3
6-(4-Chloro-3-methoxyphenyl)-4-pyrimidinecarboxylic acid
CAS 1426319-55-2C12H9ClN2O3
Methyl 4-chloro-6-oxo-1-phenyl-1,6-dihydropyridazine-3-carboxylate
CAS 129109-17-7C12H9ClN2O3
![[3-(2-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]acetic acid chemical structure, C12H9ClN2O3, CAS 1239773-56-8](/s/KDXBMNIGVBTHMK-UHFFFAOYSA-N.svg)
[3-(2-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]acetic acid
CAS 1239773-56-8C12H9ClN2O3
- Methyl 1-(4-chlorophenyl)-4-oxo-1,4-dihydropyridazine-3-carboxylate453557-76-1C12H9ClN2O3
- 5-((1E)-2-(4-Chlorophenyl)ethenyl)-3-methyl-4-nitroisoxazole51978-97-3C12H9ClN2O3
- 5-Chloro-2-[(6-methylpyridin-3-yl)oxy]pyridine-3-carboxylic acid1189749-70-9C12H9ClN2O3
- Methyl 2-(4-chloropyrimidin-2-yloxy)benzoate1159822-80-6C12H9ClN2O3
- 2-(5-(4-Chlorophenyl)-2-oxopyrazin-1(2H)-yl)acetic acid1010886-62-0C12H9ClN2O3
- 1-(3-Chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid68254-09-1C12H9ClN2O3
- Methyl 4-(3-chloropyrazin-2-yloxy)benzoate1223884-08-9C12H9ClN2O3
- Methyl 5-chloro-4-formyl-1-phenyl-1H-pyrazole-3-carboxylate401571-11-7C12H9ClN2O3
- (5E)-5-[(4-Chlorophenyl)methylidene]-1-methyl-1,3-diazinane-2,4,6-trione369606-44-0C12H9ClN2O3
- 4-(4-Chlorophenyl)-1H,2H,3H,4H,5H,7H-furo[3,4-d]pyrimidine-2,5-dione841278-72-6C12H9ClN2O3
- 2-(4-Chloro-2-methylphenoxy)-3-nitropyridine465514-31-2C12H9ClN2O3
- 1-(3-Chloro-4-methylphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylic acid926256-15-7C12H9ClN2O3
- 3-(2-Chloro-5-nitro-benzyloxy)-pyridine642084-74-0C12H9ClN2O3
- 7-Chloro-1-cyclopropyl-4-oxo-1,4-dihydro-1,6-naphthyridine-3-carboxylic acid181262-12-4C12H9ClN2O3
- [3-(3-Chlorophenyl)-6-oxopyridazin-1(6H)-yl]acetic acid344348-91-0C12H9ClN2O3
- 5-(2-Chloro-4-nitrophenoxy)-2-methylpyridine848482-81-5C12H9ClN2O3
- Methyl 2-carbamoyl-6-chloroquinoline-4-carboxylate1799762-99-4C12H9ClN2O3
- Methyl 2-carbamoyl-8-chloroquinoline-4-carboxylate1799763-11-3C12H9ClN2O3
- 7-Chloro-6-nitro-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinolin-5-one110254-65-4C12H9ClN2O3
- 2-Furan-2-YL-1H-benzoimidazole-5-carboxylic acid hydrochloride1158563-15-5C12H9ClN2O3
- 5-(2-Chloro-5-methoxycarbonylphenyl)-2-hydroxypyrimidine1261924-00-8C12H9ClN2O3
- 5-(3-Chloro-4-methoxycarbonylphenyl)-2-hydroxypyrimidine1261934-90-0C12H9ClN2O3
- 5-(4-Chloro-3-methoxycarbonylphenyl)-2-hydroxypyrimidine1261987-39-6C12H9ClN2O3
- Methyl 3-[(2-chloropyrimidin-4-yl)oxy]benzoate956039-63-7C12H9ClN2O3
- [2-(4-Chloro-phenyl)-pyrimidin-5-yloxy]-acetic acid1894101-97-3C12H9ClN2O3
- Aclonifen-d52469279-06-7C12H9ClN2O3
- 2-Amino-4-(4-chlorophenoxy)-1-nitrobenzene43155-78-8C12H9ClN2O3
- 4-(4-Chlorophenoxy)-3-nitroaniline83660-66-6C12H9ClN2O3
- 5-[(4-Chlorophenyl)methoxy]-2-nitropyridine88166-60-3C12H9ClN2O3
- 1-Benzyl-4-chloro-3-nitropyridin-2(1H)-one921214-24-6C12H9ClN2O3
- 1-[(4-Chloro-3-nitrophenyl)methyl]-1,2-dihydropyridin-2-one1097788-36-7C12H9ClN2O3
- 2-(4-(4-Chlorophenyl)-6-oxopyrimidin-1(6H)-yl)acetic acid1286713-47-0C12H9ClN2O3
- 2-Amino-5-(2-chloro-5-hydroxyphenyl)pyridine-4-carboxylic acid1261959-99-2C12H9ClN2O3
- 2-Amino-5-(2-chloro-5-hydroxyphenyl)pyridine-3-carboxylic acid1261890-80-5C12H9ClN2O3
- 1-(4-Chloro-benzoyl)-5-methyl-1H-pyrimidine-2,4-dione852235-13-3C12H9ClN2O3
- 8-Chloro-1-methyl-1,4-dihydrochromeno[4,3-c]pyrazole-3-carboxylic acid1225378-02-8C12H9ClN2O3
- 5-(4-Chlorobenzyl)-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carbaldehyde21328-03-0C12H9ClN2O3
- 2-Chloro-1-[3-[(E)-2-nitroethenyl]indol-1-yl]ethanone34951-48-9C12H9ClN2O3
- 2-(4-Chloro-2-methyl-phenoxy)-5-nitropyridine219865-91-5C12H9ClN2O3
- Methyl 4-[(5-chloropyrimidin-2-yl)oxy]benzoate854215-49-9C12H9ClN2O3
- 3-(2-Chloro-4-nitrophenoxy)methylpyridine1411738-40-3C12H9ClN2O3
- 6-Amino-3-(2-chloro-5-hydroxyphenyl)picolinic acid1262009-96-0C12H9ClN2O3
- 4-[(4-Chlorophenyl)methoxy]-3-nitropyridine882681-74-5C12H9ClN2O3
- Methyl 1-chloro-8-oxo-7,8-dihydro-6H-pyrido[3,4-b]pyrrolizine-7-carboxylate688357-20-2C12H9ClN2O3
- 2-Chloro-5-(2-methyl-4-nitrophenoxy)pyridine2364326-61-2C12H9ClN2O3
- 2-Chloro-4-(2-methyl-4-nitrophenoxy)pyridine1923548-67-7C12H9ClN2O3
- 2'-Chloro-5'-methoxy[3,4'-bipyridine]-4-carboxylic acid2882959-15-9C12H9ClN2O3
- N-(3-Amino-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-2-chloroacetamide30007-59-1C12H9ClN2O3
- (2-Chloro-4-nitrophenyl)(pyridin-2-yl)methanol179687-02-6C12H9ClN2O3
- 1-Chloro-4-(4-methoxypyridin-2-yl)-2-nitrobenzene289469-87-0C12H9ClN2O3
- 1-[(4-Chlorophenyl)methyl]-1,6-dihydro-6-oxo-3-pyridazinecarboxylic acid171673-01-1C12H9ClN2O3
- 3-(2-Chloro-5-nitrophenoxymethyl)pyridine1504819-65-1C12H9ClN2O3
- 3-(2-Chlorophenoxy)-2-nitrobenzenamine1536933-86-4C12H9ClN2O3
- 2-Chloro-4-(2-methoxy-4-nitrophenyl)pyridine1161361-91-6C12H9ClN2O3
- 2-Chloro-4-(4-methyl-3-nitrophenoxy)pyridine1529769-10-5C12H9ClN2O3
- 2-(4-(3-Chlorophenyl)-6-oxopyrimidin-1(6H)-yl)acetic acid1710833-96-7C12H9ClN2O3
- 4-Acetamido-8-chloroquinoline-3-carboxylic acid1352507-70-0C12H9ClN2O3
- 4-Acetamido-6-chloroquinoline-3-carboxylic acid1352507-77-7C12H9ClN2O3
- 2-(2-Chlorophenyl)-1,6-dihydro-4-methyl-6-oxo-5-pyrimidinecarboxylic acid1016886-42-2C12H9ClN2O3
- 2-Chloro-N-[4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenyl]acetamide2986918-36-7C12H9ClN2O3
- 4-Amino-7-chloro-1,3-dihydrofuro[3,4-c]quinoline-8-carboxylic acid2774613-66-8C12H9ClN2O3
- Methyl 5-chloro-2-(1H-imidazole-2-carbonyl)benzoate62367-14-0C12H9ClN2O3
- 3-(3-Chloro-6-oxo-1(6H)-pyridazinyl)benzoic acid methyl ester87565-91-1C12H9ClN2O3
- 4-Chloro-2-nitro-5-phenoxyaniline20066-54-0C12H9ClN2O3
- N-(6-Amino-7-chloro-5,8-dioxo-5,8-dihydro-1-naphthalenyl)acetamide113888-28-1C12H9ClN2O3
- 2-Chloro-6-methoxy-3-(2-nitroethenyl)quinoline182050-23-3C12H9ClN2O3
- 2-Chloro-7-methoxy-3-(2-nitroethenyl)quinoline182050-29-9C12H9ClN2O3
- 2-(Benzyloxy)-4-chloro-5-nitropyridine1210835-13-4C12H9ClN2O3
- 5-Acetyl-1-(4-chlorophenyl)-1H-pyrazole-4-carboxylic acid786727-29-5C12H9ClN2O3
- 4-Chloro-6-acetamidoquinoline-2-carboxylic acid1820711-03-2C12H9ClN2O3
- 6-(5-Chloro-2-methoxyphenyl)pyrimidine-4-carboxylic acid1368467-05-3C12H9ClN2O3
- 3-Chloro-6-(4-methoxyphenyl)pyridazine-4-carboxylic acid1521291-84-8C12H9ClN2O3
- 3-Chloro-6-(2-methoxyphenyl)pyridazine-4-carboxylic acid1511696-89-1C12H9ClN2O3
- 3-Chloro-6-(3-methoxyphenyl)pyridazine-4-carboxylic acid1518933-14-6C12H9ClN2O3
- 4-Chloro-6-(4-methoxyphenyl)pyrimidine-5-carboxylic acid1258633-85-0C12H9ClN2O3
- 2-(5-Chloro-2-methoxyphenyl)pyrimidine-5-carboxylic acid1355171-32-2C12H9ClN2O3
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 Aclonifen, 1-(2-Chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid, Fenridazon. 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.