C7H5N5O2
49 compounds have this formula on CompoundList.
- Molar mass
- 191.15g/mol
- Monoisotopic mass
- 191.0443Da
- Atoms
- 19
- Elements
- 4
- Rings plus double bonds
- 8
The formula C7H5N5O2 describes a molecule made of 7 carbon atoms, 5 hydrogen atoms, 5 nitrogen atoms and 2 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 × 743.98%12.011 × 7 = 84.077 g/mol
- H Hydrogen × 52.64%1.008 × 5 = 5.040 g/mol
- N Nitrogen × 536.64%14.007 × 5 = 70.035 g/mol
- O Oxygen × 216.74%15.999 × 2 = 31.998 g/mol
Compounds with the formula C7H5N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 49 of 49 compounds
![5-[1,2,4]Triazol-1-yl-pyrazine-2-carboxylic acid chemical structure, C7H5N5O2, CAS 1200497-38-6](/s/FJNAHISQPZDAEP-UHFFFAOYSA-N.svg)
- 1-(Pyrimidin-5-yl)-1H-1,2,3-triazole-4-carboxylic acid1698379-06-4C7H5N5O2
- 6-(1H-1,2,4-Triazol-1-yl)pyrimidine-4-carboxylic acid1857520-45-6C7H5N5O2
- 1-(2-Pyrimidinyl)-1,2,4-triazole-5-carboxylic Acid2741044-70-0C7H5N5O2
- 2-(1H-1,2,4-Triazol-1-yl)pyrimidine-5-carboxylic acid1415836-85-9C7H5N5O2
- 2-(2H-1,2,3-Triazol-4-yl)pyrimidine-4-carboxylic acid1694148-67-8C7H5N5O2
- 2-(3-Nitrophenyl)-2H-tetrazole124353-64-6C7H5N5O2
- 1-Pyridazin-3-yltriazole-4-carboxylic acid1014632-34-8C7H5N5O2
- 1-Pyrazin-2-yltriazole-4-carboxylic acid933744-13-9C7H5N5O2
- 1-(2-Nitrophenyl)-N-(1H-triaziren-1-yl)methanimine114284-32-1C7H5N5O2
- 3-(2H-1,2,3-Triazol-2-yl)-2-pyrazinecarboxylic acid1917352-05-6C7H5N5O2
- 2-(4H-1,2,4-Triazol-3-yl)pyrimidine-4-carboxylic acid1691096-05-5C7H5N5O2
- 2-Nitro-4-(1H-1,2,4-triazol-1-yl)pyridine2247849-80-3C7H5N5O2
- 1-(Pyrimidin-2-yl)-1H-1,2,4-triazole-3-carboxylic acid1356065-86-5C7H5N5O2
- 5-(Pyrazin-2-yl)-1H-1,2,3-triazole-4-carboxylic acid1780364-30-8C7H5N5O2
- 5-(Pyridazin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid1781976-89-3C7H5N5O2
- 5-(Pyrimidin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid1781940-65-5C7H5N5O2
- 2-Nitro-3-(2H-1,2,3-triazol-2-yl)pyridine1407153-55-2C7H5N5O2
- 2-Nitro-3-(1H-1,2,3-triazol-1-yl)pyridine1407153-56-3C7H5N5O2
- 2-Nitro-3-(1H-1,2,4-triazol-1-yl)pyridine1407153-53-0C7H5N5O2
- 5-(Pyridazin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid2138019-85-7C7H5N5O2
- 6-(2-Nitroethenyl)-3H-[1,2,3]triazolo[4,5-b]pyridine2229682-21-5C7H5N5O2
- 5-(Pyrimidin-5-yl)-1H-1,2,3-triazole-4-carboxylic acid2137988-15-7C7H5N5O2
- 5-(Pyrimidin-2-yl)-1H-1,2,3-triazole-4-carboxylic acid2137693-12-8C7H5N5O2
- 4-(1H-1,2,4-Triazol-3-yl)pyrimidine-2-carboxylic acid2138202-23-8C7H5N5O2
- 2-(1H-Tetrazol-5-yl)isonicotinic acid1211581-11-1C7H5N5O2
Frequently asked questions
What is the molar mass of C7H5N5O2?
The molar mass of C7H5N5O2 is 191.15 g/mol, calculated from standard atomic weights for 7 carbon atoms, 5 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 191.0443 Da.
How many compounds have the formula C7H5N5O2?
CompoundList lists 49 compounds with the molecular formula C7H5N5O2, including 6-Formylpterin, 5-(4-Nitrophenyl)-1H-tetrazole, 5-(3-Nitrophenyl)-2H-1,2,3,4-tetrazole. 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 C7H5N5O2?
C7H5N5O2 has a degree of unsaturation of 8. 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.