Molecular formula
C8H5N3O3
144 compounds have this formula on CompoundList.
- Molar mass
- 191.15g/mol
- Monoisotopic mass
- 191.0331Da
- Atoms
- 19
- Elements
- 4
- Rings plus double bonds
- 8
The formula C8H5N3O3 describes a molecule made of 8 carbon atoms, 5 hydrogen atoms, 3 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 × 850.27%12.011 × 8 = 96.088 g/mol
- H Hydrogen × 52.64%1.008 × 5 = 5.040 g/mol
- N Nitrogen × 321.98%14.007 × 3 = 42.021 g/mol
- O Oxygen × 325.11%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C8H5N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 144 compounds
6-Nitro-3,4-dihydroquinazolin-4-one
CAS 6943-17-5C8H5N3O3
7-Nitroquinazolin-4(3H)-one
CAS 20872-93-9C8H5N3O3
Alvatic acid
CAS 54723-08-9C8H5N3O3
3-(3-Nitrophenyl)-1,2,4-oxadiazole
CAS 90049-83-5C8H5N3O3
7-Nitro-1,2-dihydroquinoxalin-2-one
CAS 89898-96-4C8H5N3O3
8-Nitroquinazolin-4-ol
CAS 53638-54-3C8H5N3O3
2-(4-Nitrophenyl)-1,3,4-oxadiazole
CAS 4291-13-8C8H5N3O3
6-Nitroquinoxalin-2-one
CAS 25652-34-0C8H5N3O3
5-Nitro-2H-indazole-3-carbaldehyde
CAS 677702-36-2C8H5N3O3
6-Nitro-1H-indazole-3-carbaldehyde
CAS 315203-37-3C8H5N3O3
5-Nitroquinazolin-4-ol
CAS 99768-67-9C8H5N3O3
3-(4-Nitrophenyl)-1,2,4-oxadiazole
CAS 16013-14-2C8H5N3O3
5-(2-Pyrazinyl)isoxazole-3-carboxylic Acid
CAS 1375064-55-3C8H5N3O3
6-Nitro-4-cinnolinol
CAS 7387-19-1C8H5N3O3
![6-Formylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid chemical structure, C8H5N3O3, CAS 1356016-23-3](/s/BLFAQVDMGROPLP-UHFFFAOYSA-N.svg)
6-Formylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid
CAS 1356016-23-3C8H5N3O3
5-Pyridin-3-yl-1,2,4-oxadiazole-3-carboxylic acid
CAS 1086380-42-8C8H5N3O3
4-Oxo-3H,4H-pyrido(3,4-d)pyrimidine-6-carboxylic acid
CAS 845639-88-5C8H5N3O3
3-Formylpyrazolo(1,5-b)pyridazine-2-carboxylic acid
CAS 2913277-95-7C8H5N3O3
![3-Nitroimidazo[1,2-a]pyridine-2-carbaldehyde chemical structure, C8H5N3O3, CAS 429690-60-8](/s/CTQZKZVVZRWOFS-UHFFFAOYSA-N.svg)
3-Nitroimidazo[1,2-a]pyridine-2-carbaldehyde
CAS 429690-60-8C8H5N3O3
8-Nitroquinoxalin-2(1H)-one
CAS 73148-21-7C8H5N3O3
3-(4-Nitrophenyl)-1,2,5-oxadiazole
CAS 58749-72-7C8H5N3O3
2-(3-Nitrophenyl)-1,3,4-oxadiazole
CAS 5565-72-0C8H5N3O3
4-Hydroxy-3-nitro-1,5-naphthyridine
CAS 85938-78-9C8H5N3O3
7-Nitrophthalazin-1(2H)-one
CAS 89898-94-2C8H5N3O3
- 5-(Pyrazin-2-yl)oxazole-4-carboxylic acid1083401-49-3C8H5N3O3
- Furazan, nitrophenyl-76016-68-7C8H5N3O3
- Cinnoline, 4-nitro-, 1-oxide13657-99-3C8H5N3O3
- 5-Nitrophthalazin-1(2H)-one89898-93-1C8H5N3O3
- 5-Nitro-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde937012-15-2C8H5N3O3
- 4-Nitro-[2,7]naphthyridin-1-ol720718-71-8C8H5N3O3
- 8-Oxo-7,8-dihydropyrido[2,3-d]pyridazine-5-carboxylic acid13629-38-4C8H5N3O3
- 3-Nitro-1,6-naphthyridin-5(6H)-one1408075-65-9C8H5N3O3
- Ethanone,2-diazo-(4-nitrophenyl)-4203-31-0C8H5N3O3
- 3-Nitro-1,8-naphthyridin-2-ol5174-89-0C8H5N3O3
- 5-Pyridin-4-yl-1,2,4-oxadiazole-3-carboxylic acid1086380-39-3C8H5N3O3
- 2-(2-Nitrophenyl)-1,3,4-oxadiazole89898-92-0C8H5N3O3
- 5,7-Dihydro-2H-imidazo[4',5':4,5]benzo[1,2-d]oxazole-2,6(3H)-dione119151-22-3C8H5N3O3
- 4-Nitro-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde1000340-43-1C8H5N3O3
- 4-Nitro-1H-indazole-3-carbaldehyde887588-89-8C8H5N3O3
- 6-Nitro-1H-benzoimidazole-2-carbaldehyde1260834-38-5C8H5N3O3
- n-Cyano-3-nitrobenzamide5291-98-5C8H5N3O3
- 4-Oxo-1,4-dihydropyrido[2,3-c]pyridazine-3-carboxylic acid397310-42-8C8H5N3O3
- 7-Oxo-7,8-dihydropyrido[2,3-D]pyrimidine-6-carboxylic acid1246668-87-0C8H5N3O3
- 3-Nitroimidazo[1,2-a]pyridine-5-carboxaldehyde429690-44-8C8H5N3O3
- Cinnoline, 3-nitro-, 1-oxide2096-38-0C8H5N3O3
- 3-(Pyridin-4-yl)-1,2,4-oxadiazole-5-carboxylic acid1018610-55-3C8H5N3O3
- Pyrido[2,3-b]pyrazine-2-carboxylic acid, 3,4-dihydro-3-oxo-35188-04-6C8H5N3O3
- 5-(Pyridin-2-yl)-1,2,4-oxadiazole-3-carboxylic acid1344373-71-2C8H5N3O3
- 5-(Pyrimidin-2-yl)-1,2-oxazole-3-carboxylic acid2228596-91-4C8H5N3O3
- 5-(Pyrimidin-5-yl)isoxazole-3-carboxylic acid2229271-45-6C8H5N3O3
- N-Cyano-2-nitrobenzene-1-carboximidic acid7144-23-2C8H5N3O3
- n-Cyano-4-nitrobenzamide5291-97-4C8H5N3O3
- 5-Nitrocinnolin-4-ol306991-09-3C8H5N3O3
- 7-Nitro-1H-indazole-3-carbaldehyde887588-77-4C8H5N3O3
- 3-(Pyridin-3-yl)-1,2,4-oxadiazole-5-carboxylic acid1018655-00-9C8H5N3O3
- 5-Nitro-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde1150617-96-1C8H5N3O3
- 3-Nitro-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde1167056-97-4C8H5N3O3
- 6-Nitro-1H-pyrrolo[3,2-b]pyridine-3-carbaldehyde1190317-20-4C8H5N3O3
- 8-Nitroimidazo[1,2-a]pyridine-2-carbaldehyde885276-72-2C8H5N3O3
- 3,4-Dihydro-4-oxo-pyrido[3,4-D]pyrimidine-2-carboxylic acid1029420-94-7C8H5N3O3
- 4-Oxo-3H,4H-pyrido[2,3-d]pyrimidine-6-carboxylic acid2408969-50-4C8H5N3O3
- 3-Nitrocinnolin-4-ol500538-67-0C8H5N3O3
- 3-Nitro-1,5-naphthyridin-2(1H)-one64222-33-9C8H5N3O3
- 3-Nitro[1,7]naphthyridin-4-ol53454-40-3C8H5N3O3
- 2H-1,3-Benzodioxole-5-carbonyl azide54022-34-3C8H5N3O3
- 7-Nitro-pyrido[1,2-a]pyrimidin-4-one517895-72-6C8H5N3O3
- 3-Nitro-1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde1190315-23-1C8H5N3O3
- 4-Nitro-1H-pyrrolo[2,3-c]pyridine-3-carbaldehyde1190319-53-9C8H5N3O3
- 3-(Pyrazin-2-yl)-1,2-oxazole-5-carboxylic acid1014629-95-8C8H5N3O3
- 2-(4-Pyridazinyl)-4-oxazolecarboxylic acid955401-75-9C8H5N3O3
- 5-Nitro-2-oxazol-5-yl-pyridine1190380-41-6C8H5N3O3
- 5-(Pyrimidin-4-yl)oxazole-4-carboxylic acid1379224-56-2C8H5N3O3
- 8-Nitro-1(2H)-phthalazinone89898-95-3C8H5N3O3
- 2-(Oxazol-2-yl)pyrimidine-5-carboxylic acid1447606-41-8C8H5N3O3
- 3-Nitro-1,7-naphthyridin-8-ol1260671-37-1C8H5N3O3
- 6-(5-Oxazolyl)-3-pyridazinecarboxylic acid1557037-26-9C8H5N3O3
- 4-Oxo-4H-pyrimido[1,2-b]pyridazine-3-carboxylic acid68786-52-7C8H5N3O3
- 3-Cyano-5-nitrobenzamide50826-03-4C8H5N3O3
- 3-Nitro-1,6-naphthyridin-2(1H)-one87992-32-3C8H5N3O3
- 4-Oxo-4H-pyrido(2,1-c)(1,2,4)triazine-3-carboxylic acid63612-26-0C8H5N3O3
- 3-(Pyrimidin-4-yl)-1,2-oxazole-5-carboxylic acid1014629-94-7C8H5N3O3
- 2-Oxo-1,2-dihydropyrido[2,3-b]pyrazine-3-carboxylic acid91997-11-4C8H5N3O3
- 5-Oxazol-5-yl-pyrazine-2-carboxylic acid1415836-75-7C8H5N3O3
- 8-Hydroxy-pyrido[4,3-c]pyridazine-7-carboxylic acid1378831-50-5C8H5N3O3
- 4-Oxo-3H,4H-pyrido[3,2-d]pyrimidine-7-carboxylic acid1935377-64-2C8H5N3O3
- 3-(2-Nitrophenyl)-1,2,4-oxadiazole1823185-74-5C8H5N3O3
- 5-Oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylic acid72668-03-2C8H5N3O3
- 6-Nitroimidazo[1,2-a]pyridine-5-carbaldehyde1093239-78-1C8H5N3O3
- 6-Nitroimidazo[1,2-A]pyridine-3-carbaldehyde944902-78-7C8H5N3O3
- 2-(2-Pyrimidinyl)-4-oxazolecarboxylic acid1014630-71-7C8H5N3O3
- 2-(2-Pyrazinyl)-4-oxazolecarboxylic acid1014630-66-0C8H5N3O3
- 3-(Pyrimidin-2-yl)-1,2-oxazole-5-carboxylic acid1014629-96-9C8H5N3O3
- 2-(4-Pyrimidinyl)-4-oxazolecarboxylic acid1014630-56-8C8H5N3O3
- 2-(3-Pyridazinyl)-4-oxazolecarboxylic acid1014630-61-5C8H5N3O3
- 6-Acetyl-4-nitropyridine-2-carbonitrile1393545-54-4C8H5N3O3
- 4-Acetyl-6-nitropicolinonitrile1393572-87-6C8H5N3O3
- 4-[(Hydroxyimino)methyl]-3-nitrobenzonitrile914106-37-9C8H5N3O3
- 8-Hydroxypyrido[3,2-d]pyrimidine-7-carboxylic acid65332-71-0C8H5N3O3
- 5-(Pyrimidin-5-yl)-1,2-oxazole-4-carboxylic acid1498038-23-5C8H5N3O3
- 5-(Pyrimidin-4-yl)-1,2-oxazole-4-carboxylic acid1496675-70-7C8H5N3O3
Frequently asked questions
What is the molar mass of C8H5N3O3?
The molar mass of C8H5N3O3 is 191.15 g/mol, calculated from standard atomic weights for 8 carbon atoms, 5 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 191.0331 Da.
How many compounds have the formula C8H5N3O3?
CompoundList lists 144 compounds with the molecular formula C8H5N3O3, including 6-Nitro-3,4-dihydroquinazolin-4-one, 7-Nitroquinazolin-4(3H)-one, Alvatic acid. 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 C8H5N3O3?
C8H5N3O3 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.