Molecular formula
C7H4ClN3O
133 compounds have this formula on CompoundList.
- Molar mass
- 181.58g/mol
- Monoisotopic mass
- 181.0043Da
- Atoms
- 16
- Elements
- 5
- Rings plus double bonds
- 7
The formula C7H4ClN3O describes a molecule made of 7 carbon atoms, 4 hydrogen atoms, 1 chlorine atom, 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 × 746.30%12.011 × 7 = 84.077 g/mol
- H Hydrogen × 42.22%1.008 × 4 = 4.032 g/mol
- Cl Chlorine × 119.52%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 323.14%14.007 × 3 = 42.021 g/mol
- O Oxygen × 18.81%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C7H4ClN3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 133 compounds
7-Chloro-3,4-dihydro-1,2,3-benzotriazin-4-one
CAS 36772-63-1C7H4ClN3O
8-Chloro-3H,4H-pyrido(3,4-d)pyrimidin-4-one
CAS 84341-13-9C7H4ClN3O
![6-Chloro-3H,4H-pyrido[3,4-d]pyrimidin-4-one chemical structure, C7H4ClN3O, CAS 171178-47-5](/s/BBPUOYYUBFLNML-UHFFFAOYSA-N.svg)
6-Chloro-3H,4H-pyrido[3,4-d]pyrimidin-4-one
CAS 171178-47-5C7H4ClN3O
2-Chloro-3H,4H-pyrido(3,4-d)pyrimidin-4-one
CAS 1437435-10-3C7H4ClN3O
5-Chloropyrazolo(1,5-a)pyrimidine-3-carbaldehyde
CAS 1256162-94-3C7H4ClN3O
7-Chloro-3H,4H-pyrido(4,3-d)pyrimidin-4-one
CAS 1650574-62-1C7H4ClN3O
6-Chloro-1H,2H-pyrido(2,3-b)pyrazin-2-one
CAS 70395-75-4C7H4ClN3O
![6-Chloroimidazo[1,2-b]pyridazine-3-carbaldehyde chemical structure, C7H4ClN3O, CAS 154578-26-4](/s/WYUDQEUQUMBLRF-UHFFFAOYSA-N.svg)
6-Chloroimidazo[1,2-b]pyridazine-3-carbaldehyde
CAS 154578-26-4C7H4ClN3O
4-Azidobenzoyl chloride
CAS 14848-01-2C7H4ClN3O
2-Chloro-5-(1,2,4-oxadiazol-3-yl)pyridine
CAS 1094366-39-8C7H4ClN3O
Benzotriazole-1-carbonyl chloride
CAS 65095-13-8C7H4ClN3O
![6-Chloroimidazo[1,2-B]pyridazine-2-carbaldehyde chemical structure, C7H4ClN3O, CAS 440094-14-4](/s/CGXVCQUILFHXJK-UHFFFAOYSA-N.svg)
6-Chloroimidazo[1,2-B]pyridazine-2-carbaldehyde
CAS 440094-14-4C7H4ClN3O
7-Chloro-1H,2H-pyrido(3,4-d)pyridazin-1-one
CAS 2654745-76-1C7H4ClN3O
2-Chloro-3-(1,2,4-oxadiazol-3-yl)pyridine
CAS 1268334-78-6C7H4ClN3O
2-Chloro-4-(1,3,4-oxadiazol-2-yl)pyridine
CAS 1146289-86-2C7H4ClN3O
7-Chloropyrazolo(1,5-a)pyrimidine-3-carbaldehyde
CAS 1263062-19-6C7H4ClN3O
3-Chloro-7H-pyrrolo(2,3-c)pyridazine-5-carbaldehyde
CAS 2445785-76-0C7H4ClN3O
![4-Chloropyrazolo[1,5-a]pyrazine-3-carbaldehyde chemical structure, C7H4ClN3O, CAS 2795137-95-8](/s/XULHTIIULYRGDI-UHFFFAOYSA-N.svg)
4-Chloropyrazolo[1,5-a]pyrazine-3-carbaldehyde
CAS 2795137-95-8C7H4ClN3O
![3-Chloro-5H-pyrrolo[3,2-c]pyridazine-7-carbaldehyde chemical structure, C7H4ClN3O, CAS 2870681-83-5](/s/JAKYAFZNEMETGW-UHFFFAOYSA-N.svg)
3-Chloro-5H-pyrrolo[3,2-c]pyridazine-7-carbaldehyde
CAS 2870681-83-5C7H4ClN3O
![3-Chloro-1H-pyrazolo[4,3-c]pyridine-7-carbaldehyde chemical structure, C7H4ClN3O, CAS 93546-17-9](/s/BJYMCFNXPAADPJ-UHFFFAOYSA-N.svg)
3-Chloro-1H-pyrazolo[4,3-c]pyridine-7-carbaldehyde
CAS 93546-17-9C7H4ClN3O
![6-Chloropyrido[3,2-d]pyrimidin-4(3H)-one chemical structure, C7H4ClN3O, CAS 171178-33-9](/s/YAALXPGJSHTRFX-UHFFFAOYSA-N.svg)
6-Chloropyrido[3,2-d]pyrimidin-4(3H)-one
CAS 171178-33-9C7H4ClN3O
![7-Chloropyrido[3,2-d]pyrimidin-4(3H)-one chemical structure, C7H4ClN3O, CAS 897360-16-6](/s/CRWBTPSWGWPGRD-UHFFFAOYSA-N.svg)
7-Chloropyrido[3,2-d]pyrimidin-4(3H)-one
CAS 897360-16-6C7H4ClN3O
![7-Chloropyrido[2,3-D]pyrimidin-4-ol chemical structure, C7H4ClN3O, CAS 552331-43-8](/s/IGUXDXKIOOOGCJ-UHFFFAOYSA-N.svg)
7-Chloropyrido[2,3-D]pyrimidin-4-ol
CAS 552331-43-8C7H4ClN3O
2-Azidobenzoyl chloride
CAS 34897-85-3C7H4ClN3O
- 7-Chloro-4H-pyrimido(1,2-b)pyridazin-4-one88820-50-2C7H4ClN3O
- 8-Chloropyrido[2,3-d]pyridazin-5(6H)-one23590-60-5C7H4ClN3O
- 4-Chloro-7H-pyrrolo[2,3-d]pyrimidine-5-carbaldehyde908287-21-8C7H4ClN3O
- 6-Chloropyrido[2,3-b]pyrazin-3(4H)-one1350925-21-1C7H4ClN3O
- 7-Chloro-2H-pyrimido(1,2-b)pyridazin-2-one88820-44-4C7H4ClN3O
- 6-Chloro-3,4-dihydro-1,2,3-benzotriazin-4-one37429-97-3C7H4ClN3O
- 2-Chloropyrido[2,3-d]pyrimidin-4(1H)-one93049-38-8C7H4ClN3O
- 8-Chloro-3,4-dihydro-1,2,3-benzotriazin-4-one18343-45-8C7H4ClN3O
- 3-Chloro-1,2,4-benzotriazine 1-oxide67692-91-5C7H4ClN3O
- 5-Chloropyrido[2,3-d]pyridazin-8(7H)-one23590-61-6C7H4ClN3O
- 2-Chloro-5-(1,3,4-oxadiazol-2-yl)pyridine1094240-31-9C7H4ClN3O
- Pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride937602-40-9C7H4ClN3O
- 2-Chloro-4-(1,2,4-oxadiazol-3-yl)pyridine1268334-96-8C7H4ClN3O
- 6-Chloro-3H-pyrido[2,3-d]pyrimidin-4-one746671-60-3C7H4ClN3O
- Benzoyl azide, 4-chloro-21368-28-5C7H4ClN3O
- 2-Chloro-7H-pyrrolo[2,3-d]pyrimidine-5-carbaldehyde1367868-00-5C7H4ClN3O
- P-Chlorophenyl azoxycyanide54797-22-7C7H4ClN3O
- 3-(3-Chloro-1,2,5-oxadiazol-4-yl)pyridine131988-04-0C7H4ClN3O
- 1H-Benzotriazole-5-carbonyl chloride46053-85-4C7H4ClN3O
- 4-Chloropyrido[2,3-d]pyridazin-5(6H)-one1433204-20-6C7H4ClN3O
- 5-Chloropyrido[3,4-b]pyrazin-2(1H)-one1600511-79-2C7H4ClN3O
- 2-Chloro-5H-pyrrolo[3,2-d]pyrimidine-7-carbaldehyde1824084-20-9C7H4ClN3O
- Imidazo[1,2-a]pyrimidine-2-carbonyl chloride754928-12-6C7H4ClN3O
- 4-Chloro-2-(1,3,4-oxadiazol-2-yl)pyridine758709-88-5C7H4ClN3O
- 8-Chloropyrido[2,3-b]pyrazin-3(4H)-one1838674-97-7C7H4ClN3O
- 2-Chloropyrido[3,2-d]pyrimidin-4-ol2031259-38-6C7H4ClN3O
- 8-Chloropyrido[2,3-b]pyrazin-6-ol1613289-27-2C7H4ClN3O
- 3-Chloropyrido[3,2-C]pyridazin-6-ol2677885-17-3C7H4ClN3O
- 1-Chloropyrido[3,4-d]pyridazin-4(3H)-one25381-40-2C7H4ClN3O
- 4-Chloropyrido[3,4-d]pyridazin-1(2H)-one25381-39-9C7H4ClN3O
- 3-Chlorobenzoyl azide50625-49-5C7H4ClN3O
- 3-Chloro-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde1351613-88-1C7H4ClN3O
- 3-Chloro-5H-pyrrolo[2,3-B]pyrazine-7-carbaldehyde1515147-28-0C7H4ClN3O
- 8-Chloro-2H-pyrido[3,4-d]pyridazin-1-one1433204-24-0C7H4ClN3O
- 5-Chlorobenzo[d][1,2,3]triazin-4(3H)-one1008742-24-2C7H4ClN3O
- 2H-Benzotriazole-4-carbonyl chloride342617-11-2C7H4ClN3O
- [1,2,3]Triazolo[1,5-A]pyridine-3-carbonyl chloride87838-57-1C7H4ClN3O
- 3-Azidobenzoyl chloride39986-42-0C7H4ClN3O
- Imidazo[1,2-b]pyridazine-2-carbonyl chloride914637-83-5C7H4ClN3O
- 2-(6-Chloropyrimidin-4-yl)oxazole943313-68-6C7H4ClN3O
- 3-Chloro-5-cyanopicolinamide1387561-49-0C7H4ClN3O
- 3-Chloro-1H-pyrazolo[4,3-b]pyridine-7-carbaldehyde1797928-08-5C7H4ClN3O
- 5-Chloropyrido[3,4-d]pyridazin-4(3H)-one1824466-35-4C7H4ClN3O
- 5-Chloropyrido[4,3-d]pyrimidin-4(3H)-one711027-55-3C7H4ClN3O
- 2-Chloropyrido[2,3-d]pyrimidin-7(8H)-one2772659-15-9C7H4ClN3O
- 1-Chloro-2-[(Z)-cyano-NNO-azoxy]benzene62825-06-3C7H4ClN3O
- 1-Chloro-3-[(Z)-cyano-NNO-azoxy]benzene62825-07-4C7H4ClN3O
- 2-Chlorobenzoyl azide49747-51-5C7H4ClN3O
- 4-Chloropyrrolo[2,1-f][1,2,4]triazine-5-carbaldehyde859854-70-9C7H4ClN3O
- Imidazo[1,2-c]pyrimidine-2-carbonyl chloride914637-85-7C7H4ClN3O
- 1H-Pyrrolo[2,3-D]pyrimidine-4-carbonyl chloride417724-83-5C7H4ClN3O
- 3-Chloro-5-(pyridin-4-yl)-1,2,4-oxadiazole1257878-69-5C7H4ClN3O
- 6-Chloroimidazo[1,2-A]pyrimidine-3-carbaldehyde944906-50-7C7H4ClN3O
- 4-Chloro-5H-pyrrolo[3,2-d]pyrimidine-7-carbaldehyde1311275-26-9C7H4ClN3O
- 3-(5-Chloro-1,2,4-oxadiazol-3-yl)pyridine1179505-41-9C7H4ClN3O
- 5-Chloro-1H-pyrazolo[3,4-C]pyridine-3-carbaldehyde1260666-27-0C7H4ClN3O
- 3-Chloro-5-(pyridin-3-yl)-1,2,4-oxadiazole1393558-38-7C7H4ClN3O
- 3-Chloro-6-(2-oxoethyl)pyrazine-2-carbonitrile1257072-44-8C7H4ClN3O
- 3-Chloro-1H-pyrazolo[3,4-b]pyridine-4-carbaldehyde2034402-69-0C7H4ClN3O
- 5-Chloropyrazolo[1,5-a]pyrimidine-2-carbaldehyde1263059-76-2C7H4ClN3O
- [1,2,4]Triazolo[4,3-a]pyridine-3-carbonyl chloride2734770-18-2C7H4ClN3O
- 5-Chloro[1,2,3]triazolo[1,5-a]pyridine-3-carboxaldehyde1502235-54-2C7H4ClN3O
- 7-Chloro-[1,2,4]triazolo[1,5-a]pyridine-2-carbaldehyde1547006-41-6C7H4ClN3O
- 4-Chloro-5H,6H-pyrido[3,2-d]pyrimidin-6-one1242446-83-8C7H4ClN3O
- 2-Chloropyrido[2,3-d]pyridazin-5(6H)-one1447958-87-3C7H4ClN3O
- 2-Azido-5-chlorobenzaldehyde916664-23-8C7H4ClN3O
- 5-Chloro-3H-imidazo[4,5-b]pyridine-2-carbaldehyde933693-51-7C7H4ClN3O
- 5-Chloropyrido[2,3-d]pyrimidin-4(3H)-one2178079-56-4C7H4ClN3O
- 4-Chloro-1H-pyrazolo[4,3-c]pyridine-3-carbaldehyde2364454-81-7C7H4ClN3O
- 7-Chloropyrido[3,4-d]pyridazin-4(3H)-one2090040-09-6C7H4ClN3O
- 6-Chloro-1-imino-1,2-dihydro-3H-pyrrolo[3,4-c]pyridin-3-one2820199-54-8C7H4ClN3O
- 6-Chloro-[1,2,4]triazolo[1,5-a]pyridine-2-carbaldehyde1545367-65-4C7H4ClN3O
- 3-(5-Chloro-1,3,4-oxadiazol-2-yl)pyridine94696-10-3C7H4ClN3O
- 4-Chloro-1H-pyrazolo[3,4-B]pyridine-5-carbaldehyde1393559-28-8C7H4ClN3O
- 4-Chloro-6-cyanopicolinamide1823962-63-5C7H4ClN3O
- 6-Chloro-N-cyanonicotinamide1518935-86-8C7H4ClN3O
Frequently asked questions
What is the molar mass of C7H4ClN3O?
The molar mass of C7H4ClN3O is 181.58 g/mol, calculated from standard atomic weights for 7 carbon atoms, 4 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 181.0043 Da.
How many compounds have the formula C7H4ClN3O?
CompoundList lists 133 compounds with the molecular formula C7H4ClN3O, including 7-Chloro-3,4-dihydro-1,2,3-benzotriazin-4-one, 8-Chloro-3H,4H-pyrido(3,4-d)pyrimidin-4-one, 6-Chloro-3H,4H-pyrido[3,4-d]pyrimidin-4-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 C7H4ClN3O?
C7H4ClN3O has a degree of unsaturation of 7. 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.