Molecular formula
C13H8N2O3
115 compounds have this formula on CompoundList.
- Molar mass
- 240.22g/mol
- Monoisotopic mass
- 240.0535Da
- Atoms
- 26
- Elements
- 4
- Rings plus double bonds
- 11
The formula C13H8N2O3 describes a molecule made of 13 carbon atoms, 8 hydrogen atoms, 2 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 × 1365.00%12.011 × 13 = 156.143 g/mol
- H Hydrogen × 83.36%1.008 × 8 = 8.064 g/mol
- N Nitrogen × 211.66%14.007 × 2 = 28.014 g/mol
- O Oxygen × 319.98%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C13H8N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 115 compounds
5-Nitro-2-phenyl-1,3-benzoxazole
CAS 891-43-0C13H8N2O3
2-Amino-3-cyano-4,5-di(fur-2-yl)furan
CAS 24386-17-2C13H8N2O3
2-Nitro-6(5H)-phenanthridinone
CAS 78256-30-1C13H8N2O3
11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid
CAS 64019-03-0C13H8N2O3
2-Hydroxyphenazine-1-carboxylic acid
CAS 4075-25-6C13H8N2O3
![11-Oxo-11H-pyrido[2,1-b]quinazoline-6-carboxylic acid chemical structure, C13H8N2O3, CAS 4393-98-0](/s/ILCIRAGSNQDBPD-UHFFFAOYSA-N.svg)
11-Oxo-11H-pyrido[2,1-b]quinazoline-6-carboxylic acid
CAS 4393-98-0C13H8N2O3
Benzonitrile, 4-(4-nitrophenoxy)-
CAS 17076-68-5C13H8N2O3
6-Nitro-2-phenyl-1,3-benzoxazole
CAS 3164-28-1C13H8N2O3
4-((5-Cyano-2-pyridinyl)oxy)benzoic acid
CAS 1093641-47-4C13H8N2O3
RefChem:313848
CAS 53946-49-9C13H8N2O3
Benzoxazole, 2-(4-nitrophenyl)-
CAS 840-58-4C13H8N2O3
2-Amino-3-nitro-9-fluorenone
CAS 42135-32-0C13H8N2O3
4-(1,3-Benzodioxol-5-yl)-2-oxo-1,2-dihydro-3-pyridinecarbonitrile
CAS 860650-39-1C13H8N2O3
![8-Nitrobenzo[b][1,4]benzoxazepine chemical structure, C13H8N2O3, CAS 16398-29-1](/s/SYLIEQPXLCNFKC-UHFFFAOYSA-N.svg)
8-Nitrobenzo[b][1,4]benzoxazepine
CAS 16398-29-1C13H8N2O3
4-Amino-5-nitro-9H-fluoren-9-one
CAS 54147-67-0C13H8N2O3
![3-Phenyl-[1,2]oxazolo[5,4-b]pyridine-5-carboxylic acid chemical structure, C13H8N2O3, CAS 949983-87-3](/s/KHFHCPWZJQDGNG-UHFFFAOYSA-N.svg)
3-Phenyl-[1,2]oxazolo[5,4-b]pyridine-5-carboxylic acid
CAS 949983-87-3C13H8N2O3
4-(3-Nitrophenoxy)benzonitrile
CAS 55368-17-7C13H8N2O3
2-Amino-7-nitro-fluoren-9-one
CAS 88387-73-9C13H8N2O3
5-Nitro-2-phenoxybenzonitrile
CAS 63707-35-7C13H8N2O3
9(10H)-Acridinone, 2-nitro-
CAS 7251-00-5C13H8N2O3
2-(2-Nitrophenyl)-1,3-benzoxazole
CAS 840-37-9C13H8N2O3
6-Hydroxyphenazine-1-carboxylic acid
CAS 29453-77-8C13H8N2O3
![2-Amino-5-oxo-4H-pyrano[3,2-c]chromene-3-carbonitrile chemical structure, C13H8N2O3, CAS 263411-40-1](/s/KZWLFALGEJUAAZ-UHFFFAOYSA-N.svg)
2-Amino-5-oxo-4H-pyrano[3,2-c]chromene-3-carbonitrile
CAS 263411-40-1C13H8N2O3
11-Oxo-11H-pyrido(2,1-b)quinazoline-8-carboxylic acid
CAS 63094-28-0C13H8N2O3
- 4-Nitrophenanthridin-6(5H)-one23818-43-1C13H8N2O3
- 9(10H)-Acridinone, 3-nitro-1744-92-9C13H8N2O3
- 5-Oxo-5,6-dihydrobenzo[c][2,6]naphthyridine-8-carboxylic acid1009820-31-8C13H8N2O3
- 9(10H)-Acridinone, 1-nitro-40239-75-6C13H8N2O3
- 2-(3-Nitrophenyl)benzoxazole840-56-2C13H8N2O3
- 5H-Indeno[1,2-b]pyridin-5-one, 7-methyl-8-nitro-79280-31-2C13H8N2O3
- 2-(6-Hydroxypyridin-3-yl)isoindole-1,3-dione1854670-44-2C13H8N2O3
- 5-(4-Hydroxy-6-quinazolinyl)furan-2-carbaldehyde1334953-71-7C13H8N2O3
- 4-Nitroacridin-9(10H)-one4261-62-5C13H8N2O3
- 1-(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)-1H-pyrrole-2-carbaldehyde423152-35-6C13H8N2O3
- 4-(2-Nitrophenoxy)benzonitrile113344-23-3C13H8N2O3
- 3-(4-Nitrophenoxy)benzonitrile17076-74-3C13H8N2O3
- 1-Oxo-1H-pyrimido[1,2-a]quinoline-2-carboxylic acid64399-31-1C13H8N2O3
- 2-Amino-4-(furan-2-yl)-5-(furan-3-yl)furan-3-carbonitrile350793-33-8C13H8N2O3
- 2-(3-Cyano-phenoxy)-nicotinic acid83164-83-4C13H8N2O3
- 4-(4-Cyanophenyl)-2-nitrophenol149506-19-4C13H8N2O3
- 1-Phenyl-1H-pyrido[2,3-d][1,3]oxazine-2,4-dione138305-19-8C13H8N2O3
- 2-Cyano-4-(3-nitrophenyl)phenol1261998-70-2C13H8N2O3
- 4-(3-Cyanophenyl)-2-nitrophenol1261932-80-2C13H8N2O3
- 5-(3-Cyanophenyl)-2-hydroxynicotinic acid1261967-08-1C13H8N2O3
- 5-(4-Cyanophenyl)-2-hydroxynicotinic acid1261896-67-6C13H8N2O3
- 5-(4-Cyanophenyl)-6-hydroxynicotinic acid1261988-43-5C13H8N2O3
- 6-(3-Hydroxyphenyl)-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione1183092-86-5C13H8N2O3
- 4-Nitro-2-phenyl-1,3-benzoxazole848564-70-5C13H8N2O3
- 5-(Quinolin-3-yl)isoxazole-3-carboxylic acid2229373-44-6C13H8N2O3
- 8-Nitrophenanthridin-6(5H)-one78255-99-9C13H8N2O3
- 2-Cyano-5-(3-nitrophenyl)phenol1261968-03-9C13H8N2O3
- 3-Cyano-5-(3-nitrophenyl)phenol1261968-08-4C13H8N2O3
- 5-(3-Cyanophenyl)-2-hydroxyisonicotinic acid1261903-41-6C13H8N2O3
- 5-(3-Cyanophenyl)-6-hydroxynicotinic acid1261925-67-0C13H8N2O3
- 5-(4-Cyanophenyl)-2-hydroxyisonicotinic acid1261896-69-8C13H8N2O3
- 5-(Quinolin-6-yl)-1,2-oxazole-3-carboxylic acid1897917-71-3C13H8N2O3
- 5-Quinolin-2-yl-1,3-oxazole-4-carboxylic acid2355724-22-8C13H8N2O3
- 5-Amino-2-nitrofluoren-9-one42523-37-5C13H8N2O3
- 2,1-Benzisoxazole, 5-nitro-3-phenyl-38735-62-5C13H8N2O3
- 3-(Oxazolo[4,5-b]pyridin-2-yl)benzoic acid884849-64-3C13H8N2O3
- 7-(Pyridin-4-yl)-2H-3,1-benzoxazine-2,4(1H)-dione97131-82-3C13H8N2O3
- 5-Cyano-6-oxo-1,6-dihydropyridin-2-yl benzoate103941-70-4C13H8N2O3
- 5-Nitro-1,3-dihydrobenzo[de]isochromene-6-carbonitrile959766-44-0C13H8N2O3
- 2-(3-Hydroxyphenyl)-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione1405003-83-9C13H8N2O3
- 1-Nitrophenanthridin-6(5H)-one26690-02-8C13H8N2O3
- 6,9-Dihydroxy-5-iminobenzo[g]quinolin-10(5H)-one887574-86-9C13H8N2O3
- Pyridine, 4-[(4-nitrophenyl)ethynyl]-, 1-oxide101676-59-9C13H8N2O3
- (NE)-N-(1-nitrofluoren-9-ylidene)hydroxylamine23818-26-0C13H8N2O3
- 3-(2-Nitrophenoxy)benzonitrile330942-68-2C13H8N2O3
- (Furan-2-yl)(5-phenyl-1,3,4-oxadiazol-2-yl)methanone62458-13-3C13H8N2O3
- 2-(4-Nitrophenoxy)benzonitrile148901-61-5C13H8N2O3
- 4-(Oxazolo[5,4-b]pyridin-2-yl)benzoic acid52334-42-6C13H8N2O3
- 2-(4-Hydroxyphenyl)-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione1284399-56-9C13H8N2O3
- 5-(2-Naphthyl)-1,2,4-oxadiazole-3-carboxylic Acid1405544-09-3C13H8N2O3
- 5-(1-Naphthyl)-1,2,4-oxadiazole-3-carboxylic Acid1285383-10-9C13H8N2O3
- 2-Phenyl[1,3]oxazolo[5,4-b]pyridine-6-carboxylic acid927801-31-8C13H8N2O3
- 5-Cyano-6-oxo-2-phenyl-1,6-dihydropyridine-3-carboxylic acid121017-84-3C13H8N2O3
- 6-(4-Hydroxyphenyl)-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione115062-73-2C13H8N2O3
- 2-(2-Cyanophenoxy)nicotinic acid1016734-02-3C13H8N2O3
- 6-(3-Cyanophenoxy)-3-pyridinecarboxylic acid1016757-04-2C13H8N2O3
- 6-(2-Cyanophenoxy)-3-pyridinecarboxylic acid1016695-50-3C13H8N2O3
- 1-Formyl-9H-pyrido[3,4-b]indole-3-carboxylic acid689303-21-7C13H8N2O3
- 4-(5-Nitrofuran-2-yl)quinoline62308-35-4C13H8N2O3
- 2-(3-Nitrophenoxy)benzonitrile1183301-62-3C13H8N2O3
- 3-(Quinolin-4-yl)-1,2-oxazole-5-carboxylic acid1478839-39-2C13H8N2O3
- 3-(Quinolin-6-yl)-1,2-oxazole-5-carboxylic acid1465661-19-1C13H8N2O3
- 3-(Quinolin-2-yl)-1,2-oxazole-5-carboxylic acid1482102-45-3C13H8N2O3
- 2-Cyano-3-[5-(3-pyridinyl)-2-furanyl]-2-propenoic acid1098389-57-1C13H8N2O3
- 2-Cyano-2-(3-hydroxy-4-oxonaphthalen-1(4H)-ylidene)acetamide1260252-20-7C13H8N2O3
- 3-(1-Isoquinolinyl)-5-isoxazolecarboxylic acid2352981-00-9C13H8N2O3
- 1-Nitroacridine 10-oxide33241-29-1C13H8N2O3
- 11H-Dibenzo[c,f][1,2]diazepin-11-one 5,6-dioxide54616-44-3C13H8N2O3
- 2-Nitro-5-phenoxybenzonitrile38710-83-7C13H8N2O3
- 5-(2-Nitrophenyl)-1,3-benzoxazole1532536-64-3C13H8N2O3
- 3-(Quinolin-7-yl)-1,2-oxazole-5-carboxylic acid1891584-56-7C13H8N2O3
- 3-(Isoquinolin-5-yl)-1,2-oxazole-5-carboxylic acid1892292-45-3C13H8N2O3
- 5-(Quinolin-7-yl)-1,2-oxazole-3-carboxylic acid1898382-31-4C13H8N2O3
- 5-(Isoquinolin-5-yl)-1,2-oxazole-3-carboxylic acid1891999-54-4C13H8N2O3
- 5-(1-Benzofuran-4-yl)-2-nitropyridine2137768-95-5C13H8N2O3
- 3-[4-(4-Formyl-1H-pyrazol-1-yl)phenyl]prop-2-ynoic acid2171950-78-8C13H8N2O3
Frequently asked questions
What is the molar mass of C13H8N2O3?
The molar mass of C13H8N2O3 is 240.22 g/mol, calculated from standard atomic weights for 13 carbon atoms, 8 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 240.0535 Da.
How many compounds have the formula C13H8N2O3?
CompoundList lists 115 compounds with the molecular formula C13H8N2O3, including 5-Nitro-2-phenyl-1,3-benzoxazole, 2-Amino-3-cyano-4,5-di(fur-2-yl)furan, 2-Nitro-6(5H)-phenanthridinone. 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 C13H8N2O3?
C13H8N2O3 has a degree of unsaturation of 11. 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.