Molecular formula

C₇H₅Cl₂N₃O

23 compounds have this formula on CompoundList.

Molar mass: 218.04g/mol
Monoisotopic mass: 216.9810Da
Atoms: 18
Elements: 5
Rings plus double bonds: 6

The formula C7H5Cl2N3O describes a molecule made of 7 carbon atoms, 5 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 × 738.56%
12.011 × 7 = 84.077 g/mol
H Hydrogen × 52.31%
1.008 × 5 = 5.040 g/mol
Cl Chlorine × 232.52%
35.45 × 2 = 70.900 g/mol
N Nitrogen × 319.27%
14.007 × 3 = 42.021 g/mol
O Oxygen × 17.34%
15.999 × 1 = 15.999 g/mol

Look up another formula

Compounds with the formula C7H5Cl2N3O

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

Showing 1 to 23 of 23 compounds

5,7-Dichloro-6-methoxypyrazolo[1,5-a]pyrimidine

CAS 1338931-99-9C₇H₅Cl₂N₃O

2,4-Dichloro-7,8-dihydropyrido[4,3-D]pyrimidin-5(6H)-one

CAS 1393572-20-7C₇H₅Cl₂N₃O

2,4-Dichloro-5H,6H,7H,8H-pyrido[3,4-d]pyrimidin-8-one

CAS 2227205-78-7C₇H₅Cl₂N₃O

4,6-Dichloro-2-methyl-1H-pyrazolo[3,4-B]pyridin-3(2H)-one

CAS 2222715-68-4C₇H₅Cl₂N₃O

4,5-Dichloro-1-methoxy-1H-benzotriazole

CAS 76278-90-5C₇H₅Cl₂N₃O

2,4-Dichloro-5-methyl-5H,6H,7H-pyrrolo[2,3-d]pyrimidin-6-one

CAS 1638767-98-2C₇H₅Cl₂N₃O

2-Chloropyrido[2,3-D]pyrimidin-4(1H)-one hydrochloride

CAS 126728-21-0C₇H₅Cl₂N₃O

4,6-Dichloro-1-methyl-3H-imidazo[4,5-c]pyridin-2-one

CAS 2769718-07-0C₇H₅Cl₂N₃O

3-(4,5-Dichloro-6-oxopyridazin-1(6H)-YL)propanenitrile

CAS 2496-70-0C₇H₅Cl₂N₃O

Pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride hydrochloride

CAS 1431963-51-7C₇H₅Cl₂N₃O

2,7-Dichloro-5-methoxyimidazo[1,2-c]pyrimidine

CAS 27420-39-9C₇H₅Cl₂N₃O

2,4-Dichloro-7-methyl-5H,6H,7H-pyrrolo[2,3-d]pyrimidin-6-one

CAS 1629411-93-3C₇H₅Cl₂N₃O

5,7-Dichloro-2-methoxypyrazolo[1,5-a]pyrimidine

CAS 2730453-37-7C₇H₅Cl₂N₃O

1-(3-Amino-5,6-dichloropyrazin-2-yl)prop-2-en-1-one

CAS 97132-05-3C₇H₅Cl₂N₃O

5,7-Dichloro-2-methylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one

CAS 1824632-67-8C₇H₅Cl₂N₃O

3-(3,6-Dichloropyridazin-4-yl)-3-hydroxypropanenitrile

CAS 2228665-03-8C₇H₅Cl₂N₃O

4,6-Dichloro-5-(2-isocyanatoethyl)pyrimidine

CAS 2649066-49-7C₇H₅Cl₂N₃O

4,6-Dichloro-5-(1-isocyanatoethyl)pyrimidine

CAS 2649081-96-7C₇H₅Cl₂N₃O

3,6-Dichloro-4-(1-isocyanatoethyl)pyridazine

CAS 2649070-27-7C₇H₅Cl₂N₃O

3,6-Dichloro-4-(2-isocyanatoethyl)pyridazine

CAS 2649014-61-7C₇H₅Cl₂N₃O

3-(4,6-Dichloropyrimidin-5-yl)-3-hydroxypropanenitrile

CAS 2228452-18-2C₇H₅Cl₂N₃O

5,6-Dichloro-3-ethoxypyrazine-2-carbonitrile

CAS 258884-69-4C₇H₅Cl₂N₃O

2,4-Dichloro-6-methyl-5H,6H,7H-pyrrolo[3,4-d]pyrimidin-7-one

CAS 3048898-40-1C₇H₅Cl₂N₃O

Frequently asked questions

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What is the molar mass of C7H5Cl2N3O?

The molar mass of C7H5Cl2N3O is 218.04 g/mol, calculated from standard atomic weights for 7 carbon atoms, 5 hydrogen atoms, 2 chlorine atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 216.9810 Da.

How many compounds have the formula C7H5Cl2N3O?

CompoundList lists 23 compounds with the molecular formula C7H5Cl2N3O, including 5,7-Dichloro-6-methoxypyrazolo[1,5-a]pyrimidine, 2,4-Dichloro-7,8-dihydropyrido[4,3-D]pyrimidin-5(6H)-one, 2,4-Dichloro-5H,6H,7H,8H-pyrido[3,4-d]pyrimidin-8-one. 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 C7H5Cl2N3O?

C7H5Cl2N3O 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.