Molecular formula
C8H9N5O2
161 compounds have this formula on CompoundList.
- Molar mass
- 207.19g/mol
- Monoisotopic mass
- 207.0756Da
- Atoms
- 24
- Elements
- 4
- Rings plus double bonds
- 7
The formula C8H9N5O2 describes a molecule made of 8 carbon atoms, 9 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 × 846.38%12.011 × 8 = 96.088 g/mol
- H Hydrogen × 94.38%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 533.80%14.007 × 5 = 70.035 g/mol
- O Oxygen × 215.44%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C8H9N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 161 compounds
![Ethyl 7-amino-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate chemical structure, C8H9N5O2, CAS 92673-40-0](/s/WXSXMQHHGMMINY-UHFFFAOYSA-N.svg)
Ethyl 7-amino-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate
CAS 92673-40-0C8H9N5O2
![1,3,6-Trimethylpyrimido[5,4-e][1,2,4]triazine-5,7-dione chemical structure, C8H9N5O2, CAS 32502-62-8](/s/CPXHNWKHOFNPDO-UHFFFAOYSA-N.svg)
1,3,6-Trimethylpyrimido[5,4-e][1,2,4]triazine-5,7-dione
CAS 32502-62-8C8H9N5O2
6-Amino-9H-purine-9-propanoic acid
CAS 4244-47-7C8H9N5O2
N(6)-(2-carboxyethyl)adenine
CAS 73094-99-2C8H9N5O2
![Ethyl 4-aminopyrazolo[5,1-c][1,2,4]triazine-3-carboxylate chemical structure, C8H9N5O2, CAS 6841-01-6](/s/QJDZRXLGQGLJIY-UHFFFAOYSA-N.svg)
Ethyl 4-aminopyrazolo[5,1-c][1,2,4]triazine-3-carboxylate
CAS 6841-01-6C8H9N5O2
![2-[Methyl(7H-purin-6-yl)amino]acetic acid chemical structure, C8H9N5O2, CAS 1000933-27-6](/s/ZSGVBHCWQGRFDO-UHFFFAOYSA-N.svg)
2-[Methyl(7H-purin-6-yl)amino]acetic acid
CAS 1000933-27-6C8H9N5O2
2-(6-Amino-9H-purin-9-yl)propanoic acid
CAS 87620-89-1C8H9N5O2
4-Nitrobenzylidene aminoguanidine
CAS 30068-29-2C8H9N5O2
Methyl 2-(6-amino-9H-purin-9-yl)acetate
CAS 23124-10-9C8H9N5O2
![Ethyl 2-amino-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate chemical structure, C8H9N5O2, CAS 2092429-75-7](/s/FWUZBQUQCAMIST-UHFFFAOYSA-N.svg)
Ethyl 2-amino-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate
CAS 2092429-75-7C8H9N5O2
![N-(7-Hydroxy-5-methyl[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)acetamide chemical structure, C8H9N5O2, CAS 40775-92-6](/s/ABHPZKGJIKLFDB-UHFFFAOYSA-N.svg)
N-(7-Hydroxy-5-methyl[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)acetamide
CAS 40775-92-6C8H9N5O2
![N,6-dimethyl-4-oxo-4,5-dihydro[1,2,3]triazolo[1,5-a]pyrazine-3-carboxamide chemical structure, C8H9N5O2, CAS 1775349-18-2](/s/AVRNNGJCJFDNLH-UHFFFAOYSA-N.svg)
N,6-dimethyl-4-oxo-4,5-dihydro[1,2,3]triazolo[1,5-a]pyrazine-3-carboxamide
CAS 1775349-18-2C8H9N5O2
1-(2-Carboxyethyl)adenine
CAS 64920-12-3C8H9N5O2
3-Nitrobenzaldehyde guanylhydrazone
CAS 90792-54-4C8H9N5O2
![3-(4-Amino-pyrazolo[3,4-d]pyrimidin-1-yl)-propionic acid chemical structure, C8H9N5O2, CAS 96096-11-6](/s/XLXLWILPARYAFQ-UHFFFAOYSA-N.svg)
3-(4-Amino-pyrazolo[3,4-d]pyrimidin-1-yl)-propionic acid
CAS 96096-11-6C8H9N5O2
7-Amino-1,3-dimethyl-2,4(1H,3H)-pteridinedione
CAS 7464-70-2C8H9N5O2
Guanidine, (o-nitrobenzylideneamino)-
CAS 102632-31-5C8H9N5O2
Sbb014171
CAS 53853-59-1C8H9N5O2
![4-Amino-2H-pyrazolo[3,4-d]pyrimidine-2-propanoic acid chemical structure, C8H9N5O2, CAS 339195-54-9](/s/ZKQQQDXTWJERMC-UHFFFAOYSA-N.svg)
4-Amino-2H-pyrazolo[3,4-d]pyrimidine-2-propanoic acid
CAS 339195-54-9C8H9N5O2
![1-Methyl-4-[(4-nitro-1H-pyrazol-1-yl)methyl]-1H-pyrazole chemical structure, C8H9N5O2, CAS 1005669-31-7](/s/FFLZFRBKJSDOSI-UHFFFAOYSA-N.svg)
1-Methyl-4-[(4-nitro-1H-pyrazol-1-yl)methyl]-1H-pyrazole
CAS 1005669-31-7C8H9N5O2
(6-Amino-9H-purin-8-yl)methyl acetate
CAS 53130-86-2C8H9N5O2
1-Methyl-4-((5-nitro-1H-pyrazol-1-yl)methyl)-1H-pyrazole
CAS 1005640-43-6C8H9N5O2
5-Methyl-1-(1-methyl-1H-pyrazol-3-yl)-1H-1,2,3-triazole-4-carboxylic acid
CAS 1511044-27-1C8H9N5O2
![Ethyl 4-aminoimidazo[2,1-c][1,2,4]triazine-3-carboxylate chemical structure, C8H9N5O2, CAS 58390-49-1](/s/XJYJRDZULPUWAR-UHFFFAOYSA-N.svg)
Ethyl 4-aminoimidazo[2,1-c][1,2,4]triazine-3-carboxylate
CAS 58390-49-1C8H9N5O2
- 5-Amino-1,3-dimethyl-1H,2H,3H,4H-[1,3]diazino[4,5-d]pyrimidine-2,4-dione70371-55-0C8H9N5O2
- 1-Methyl-1,3,5-trihydroimidazolidino[1,2-h]purine-2,4-dione1010929-19-7C8H9N5O2
- 3-Methylfervenulin25696-97-3C8H9N5O2
- 2-Amino-6-methoxy-4-(2H-1,2,3,4-tetrazol-5-yl)phenol1243977-55-0C8H9N5O2
- RefChem:31412459165-97-8C8H9N5O2
- (3-Methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-ylamino)-acetic acid878683-87-5C8H9N5O2
- 2-{Dimethyl-[1,2,3,4]tetrazolo[1,5-a]pyrimidin-6-yl}acetic acid1016708-53-4C8H9N5O2
- 1,3-Dimethyl-5-(1H-1,2,4-triazol-1-yl)-1H-pyrazole-4-carboxylic acid1152565-70-2C8H9N5O2
- 2-(3-(2-Furyl)-1H-1,2,4-triazol-5-yl)acetohydrazide1203103-83-6C8H9N5O2
- 4-Amino-1-methyl-N-(1,2-oxazol-4-yl)-1H-pyrazole-3-carboxamide1472690-97-3C8H9N5O2
- 5-Methyl-1-(1-methyl-1H-pyrazol-4-yl)-1H-1,2,3-triazole-4-carboxylic acid1509755-61-6C8H9N5O2
- 5-Amino-2-methoxy-4-(1H-tetrazol-5-yl)phenol1243808-03-8C8H9N5O2
- Pyrimidine, 4,6-bis(1-aziridinyl)-5-nitro-64441-00-5C8H9N5O2
- Ethyl 6-aminopurine-7-carboxylate90223-71-5C8H9N5O2
- 2-(Azidomethyl)-3H,4H,5H,7H,8H-pyrano[4,3-d]pyrimidin-4-one1419953-82-4C8H9N5O2
- Methyl 7-amino-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate2368239-42-1C8H9N5O2
- n,n-Dimethyl-5-nitro-7H-pyrrolo[2,3-d]pyrimidin-4-amine22277-03-8C8H9N5O2
- 5-Methoxy-3-(methoxymethyl)pyrimido[5,4-e][1,2,4]triazine30855-44-8C8H9N5O2
- Ethyl 2-cyano-3-(1H-1,2,4-triazol-5-ylamino)prop-2-enoate92672-33-8C8H9N5O2
- Ethyl 5-amino-[1,2,4]triazolo[4,3-a]pyrimidine-6-carboxylate107832-95-1C8H9N5O2
- 2-{2-[Imino(2-pyridinyl)methyl]hydrazino}-2-oxoacetamide149083-60-3C8H9N5O2
- N-(Furan-2-ylmethyl)-2-(1H-tetrazol-5-yl)acetamide879944-89-5C8H9N5O2
- Ethyl 2-nitrilo-3-(3H-2,3,5-triazolylamino)prop-2-enoateC8H9N5O2
- 5-Hydrazino-1-methylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione1447965-85-6C8H9N5O2
- 3-(2-Aminoethyl)pteridine-2,4(1H,3H)-dione1955531-51-7C8H9N5O2
- 5-Methyl-2-(1-methyl-1H-pyrazol-4-yl)-2H-1,2,3-triazole-4-carboxylic acid2243521-65-3C8H9N5O2
- 4,6-Dimethyl-5-nitro-1H-pyrazolo[3,4-b]pyridin-3-amine42951-67-7C8H9N5O2
- (1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-ylamino)-acetic acid902034-31-5C8H9N5O2
- 1-(Benzylideneamino)-3-nitroguanidine5347-90-0C8H9N5O2
- 6-Amino-1,3-dimethylpteridine-2,4(1H,3H)-dione84689-43-0C8H9N5O2
- Ethyl 7H-purin-6-ylcarbamate29767-72-4C8H9N5O2
- 1-[2-(1H-Pyrazol-1-yl)ethyl]-1H-1,2,3-triazole-4-carboxylic acid1152549-68-2C8H9N5O2
- 5-Methyl-7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine-3-carbohydrazide2121961-96-2C8H9N5O2
- 1-(2-((4-Amino-2H-1,2,3-triazol-2-yl)methyl)oxazol-4-yl)ethanone1161776-44-8C8H9N5O2
- 8-(1,3-Dioxolan-2-yl)-7H-purin-6-amine51015-50-0C8H9N5O2
- N2-methyl-5-nitro-N2-(prop-2-yn-1-yl)pyrimidine-2,4-diamine1795364-45-2C8H9N5O2
- 2-[4-(1-Methyl-1H-pyrazol-4-yl)-1H-1,2,3-triazol-1-yl]acetic acid1427069-88-2C8H9N5O2
- 2-((6-Methyl-[1,2,4]triazolo[4,3-b]pyridazin-8-yl)oxy)acetamide2034470-65-8C8H9N5O2
- 1'-Ethyl-4'-nitro-1'H-1,3'-bipyrazole1855889-37-0C8H9N5O2
- 2,4'-Bi-1H-imidazole, 1,1'-dimethyl-2'-nitro-141657-27-4C8H9N5O2
- 5-Methyl-N-(5-methylisoxazol-3-yl)-2H-1,2,3-triazole-4-carboxamide828297-94-5C8H9N5O2
- 5-(Methylamino)-N-(1H-1,2,4-triazol-3-yl)furan-2-carboxamide826991-26-8C8H9N5O2
- N,N-Dimethyl-5-nitro-1H-pyrazolo[3,4-b]pyridin-3-amine1186608-85-4C8H9N5O2
- [6-(Methylamino)-9H-purin-9-yl]acetic acid918334-37-9C8H9N5O2
- Ethyl 5-amino-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate856864-60-3C8H9N5O2
- (3-Azidoazetidin-1-yl)(5-methylisoxazol-4-yl)methanone2098081-40-2C8H9N5O2
- Ethyl 6-amino-9H-purine-2-carboxylate2091629-07-9C8H9N5O2
- 4-Hydroxy-5-methylpyrrolo[2,1-f][1,2,4]triazine-6-carbohydrazide888721-60-6C8H9N5O2
- 2-Cyano-N'-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)acetohydrazide2549033-97-6C8H9N5O2
- 2-Benzylidene-N-nitrohydrazinecarboximidamideC8H9N5O2
- Pyrazolo[5,1-c][1,2,4]triazine-3-carboxylic acid, 4-amino-7-methyl-, methyl ester63475-18-3C8H9N5O2
- 6-Amino-1H-pyrimidin-2-one, 1H-pyrimidin-6-one566199-59-5C8H9N5O2
- 1-[(4-Methyl-4H-1,2,4-triazol-3-yl)methyl]-1,2,3,4-tetrahydropyrimidine-2,4-dione1520629-84-8C8H9N5O2
- 3-Methyl-8-(methylamino)-1,2,4-triazolo[4,3-a]pyrazine-6-carboxylic acid1610045-47-0C8H9N5O2
- N-Methoxy-N-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide1823549-30-9C8H9N5O2
- 5-(1-Ethyl-1H-pyrazol-4-yl)-1H-1,2,3-triazole-4-carboxylic acid1596805-81-0C8H9N5O2
- Methyl 7-(aminomethyl)-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylate1697653-06-7C8H9N5O2
- 2-Amino-3,8-dimethyl-4,7(3H,8H)-pteridinedione101258-13-3C8H9N5O2
- Ethyl 4-aminopyrazolo[1,5-a][1,3,5]triazine-8-carboxylate2091811-22-0C8H9N5O2
- 6-Methyl-2-((3-methyl-1,2,4-oxadiazol-5-yl)amino)pyrimidin-4(1H)-one88067-28-1C8H9N5O2
- 2-(Azidomethyl)-4H,5H,6H-pyrrolo[1,2-b]pyrazole-3-carboxylic acid2253629-77-3C8H9N5O2
- 7-Amino-5-ethyl[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylic acid2918344-05-3C8H9N5O2
- Methyl 4-amino-7-methylpyrazolo[1,5-a][1,3,5]triazine-8-carboxylate2639457-08-0C8H9N5O2
- (1-Methyl-1H-1,2,3-triazol-4-yl)methyl 1H-imidazole-1-carboxylate2409972-88-7C8H9N5O2
- 1-(1,5-Dimethyl-1H-1,2,3-triazol-4-yl)-1H-pyrazole-3-carboxylic acid2138519-79-4C8H9N5O2
- 2-(3-(1-Methyl-1H-pyrazol-4-yl)-4H-1,2,4-triazol-4-yl)acetic acid2749845-16-5C8H9N5O2
- N,1-dimethyl-7-nitro-1H-imidazo[4,5-c]pyridin-4-amine799780-76-0C8H9N5O2
- 3-Ethyl-6-pyrazol-1-yl-1H-1,3,5-triazine-2,4-dione150333-26-9C8H9N5O2
- [(2-Amino-9H-purin-9-yl)methoxy]acetaldehyde113961-93-6C8H9N5O2
- (5-Diazonio-4H-imidazol-4-ylidene)(morpholin-4-yl)methanolate497846-83-0C8H9N5O2
- 3-Isopropyl-3H-[1,2,3]triazolo[4,5-D]pyrimidine-7-carboxylic acid1823923-49-4C8H9N5O2
- 2-(6-Nitro-1H-imidazo[4,5-b]pyridin-2-yl)ethanamine1547017-98-0C8H9N5O2
- Methyl 2-(aminomethyl)-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate1785159-80-9C8H9N5O2
- 2-(2-Aminoethyl)-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylic acid1784539-52-1C8H9N5O2
- 2-(Azidomethyl)-3,5-dimethyl-4-nitropyridine913624-69-8C8H9N5O2
- Methyl 7-(aminomethyl)-[1,2,3]triazolo[1,5-a]pyrimidine-3-carboxylate1692701-41-9C8H9N5O2
Frequently asked questions
What is the molar mass of C8H9N5O2?
The molar mass of C8H9N5O2 is 207.19 g/mol, calculated from standard atomic weights for 8 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 207.0756 Da.
How many compounds have the formula C8H9N5O2?
CompoundList lists 161 compounds with the molecular formula C8H9N5O2, including Ethyl 7-amino-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate, 1,3,6-Trimethylpyrimido[5,4-e][1,2,4]triazine-5,7-dione, 6-Amino-9H-purine-9-propanoic 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 C8H9N5O2?
C8H9N5O2 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.