Molecular formula

C₉H₉Cl₂N₃O

36 compounds have this formula on CompoundList.

Molar mass: 246.09g/mol
Monoisotopic mass: 249.0374Da
Atoms: 24
Elements: 5
Rings plus double bonds: 6

The formula C9H9Cl2N3O describes a molecule made of 9 carbon atoms, 9 hydrogen atoms, 2 chlorine atoms, 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 × 943.93%
12.011 × 9 = 108.099 g/mol
H Hydrogen × 93.69%
1.008 × 9 = 9.072 g/mol
Cl Chlorine × 228.81%
35.45 × 2 = 70.900 g/mol
N Nitrogen × 317.08%
14.007 × 3 = 42.021 g/mol
O Oxygen × 16.50%
15.999 × 1 = 15.999 g/mol

Look up another formula

Compounds with the formula C9H9Cl2N3O

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

Showing 1 to 36 of 36 compounds

Guanfacine

CAS 29110-47-2C₉H₉Cl₂N₃O

2,4-Dichloro-6-(propan-2-yl)-5H,6H,7H-pyrrolo[3,4-d]pyrimidin-7-one

CAS 1079649-94-7C₉H₉Cl₂N₃O

4-Hydroxyclonidine

CAS 57101-48-1C₉H₉Cl₂N₃O

1-[5-(4-Chlorophenyl)-1,2,4-oxadiazol-3-yl]methanamine hydrochloride

CAS 1179370-94-5C₉H₉Cl₂N₃O

N-(Bis(15N)(azanyl)(113C)methylidene)-2-(2,6-dichlorophenyl)acetamide

CAS 1189924-28-4C₉H₉Cl₂N₃O

4,6-Dichloro-2-(pyrrolidin-1-yl)pyrimidine-5-carbaldehyde

CAS 1206969-28-9C₉H₉Cl₂N₃O

[5-(4-Chlorophenyl)-1,3,4-oxadiazol-2-yl]methanamine hydrochloride

CAS 1228880-21-4C₉H₉Cl₂N₃O

(4-Chlorophenyl)(1,2,4-oxadiazol-3-yl)methanamine hydrochloride

CAS 1423034-43-8C₉H₉Cl₂N₃O

5-(1H-Pyrazol-3-yl)pyridine-3-carbaldehyde dihydrochloride

CAS 2402839-11-4C₉H₉Cl₂N₃O

[(E)-1-(3,4-Dichlorophenyl)ethylideneamino]urea

CAS 22107-28-4C₉H₉Cl₂N₃O

[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]methanamine hydrochloride

CAS 1311318-12-3C₉H₉Cl₂N₃O

5-(2,6-Dichloropyrimidin-4-yl)piperidin-2-one

CAS 1439818-91-3C₉H₉Cl₂N₃O

{[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]methyl}amine hydrochloride

CAS 1217095-86-7C₉H₉Cl₂N₃O

[3-(3-Chlorophenyl)-1,2,4-oxadiazol-5-yl]methanamine hydrochloride

CAS 1311316-67-2C₉H₉Cl₂N₃O

Isonicotinic acid, 2,6-dichloro-, isopropylidenehydrazide

CAS 15856-15-2C₉H₉Cl₂N₃O

3,6-Dichloro-4-(pyrrolidine-1-carbonyl)pyridazine

CAS 380344-48-9C₉H₉Cl₂N₃O

3-Chloro-5-(chloromethyl)-1-ethylpyrazolo[1,5-a]pyrimidin-7(1H)-one

CAS 1018165-94-0C₉H₉Cl₂N₃O

N-(Diaminomethylidene)-2-(2,4-dichlorophenyl)acetamide

CAS 57486-50-7C₉H₉Cl₂N₃O

2-(2,4-Dichloro-7H-pyrrolo[2,3-d]pyrimidin-6-yl)propan-2-ol

CAS 1382982-04-8C₉H₉Cl₂N₃O

[5-(3-Chlorophenyl)-1,3,4-oxadiazol-2-yl]methanamine, hydrochloride

CAS 1228879-26-2C₉H₉Cl₂N₃O

N-Carbamimidoyl-2-(3,4-dichlorophenyl)acetamide

CAS 790151-29-0C₉H₉Cl₂N₃O

4-Hydroxy clonidine-d4

CAS 1189988-05-3C₉H₉Cl₂N₃O

3-(5,7-Dichloropyrazolo[1,5-a]pyrimidin-6-yl)propan-1-ol

CAS 876391-27-4C₉H₉Cl₂N₃O

2,4-Dichloro-7-(2-methoxy-ethyl)-7H-pyrrolo[2,3-d]pyrimidine

CAS 1474018-50-2C₉H₉Cl₂N₃O

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 C9H9Cl2N3O?

The molar mass of C9H9Cl2N3O is 246.09 g/mol, calculated from standard atomic weights for 9 carbon atoms, 9 hydrogen atoms, 2 chlorine atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 249.0374 Da.

How many compounds have the formula C9H9Cl2N3O?

CompoundList lists 36 compounds with the molecular formula C9H9Cl2N3O, including Guanfacine, 2,4-Dichloro-6-(propan-2-yl)-5H,6H,7H-pyrrolo[3,4-d]pyrimidin-7-one, 4-Hydroxyclonidine. 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 C9H9Cl2N3O?

C9H9Cl2N3O has a degree of unsaturation of 6. 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.