Molecular formula
C13H13N5O2
121 compounds have this formula on CompoundList.
- Molar mass
- 271.28g/mol
- Monoisotopic mass
- 271.1069Da
- Atoms
- 33
- Elements
- 4
- Rings plus double bonds
- 10
The formula C13H13N5O2 describes a molecule made of 13 carbon atoms, 13 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 × 1357.56%12.011 × 13 = 156.143 g/mol
- H Hydrogen × 134.83%1.008 × 13 = 13.104 g/mol
- N Nitrogen × 525.82%14.007 × 5 = 70.035 g/mol
- O Oxygen × 211.80%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C13H13N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 121 compounds
Zaprinast
CAS 37762-06-4C13H13N5O2
![7-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid chemical structure, C13H13N5O2, CAS 957509-33-0](/s/RLWZHDCIBUFLMD-UHFFFAOYSA-N.svg)
7-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid
CAS 957509-33-0C13H13N5O2
8-Anilino-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione
CAS 61034-15-9C13H13N5O2
N-(3,4-Dimethoxyphenyl)-7H-purin-6-amine
CAS 537666-78-7C13H13N5O2
![7-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid chemical structure, C13H13N5O2, CAS 1006446-94-1](/s/CMLODQSTOHHNNJ-UHFFFAOYSA-N.svg)
7-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid
CAS 1006446-94-1C13H13N5O2
![7-(1-Ethyl-3-methyl-1H-pyrazol-4-yl)-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid chemical structure, C13H13N5O2, CAS 957509-79-4](/s/CZOQMUVPEHVOBC-UHFFFAOYSA-N.svg)
7-(1-Ethyl-3-methyl-1H-pyrazol-4-yl)-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid
CAS 957509-79-4C13H13N5O2
7-(1-Ethyl-3-methyl-1H-pyrazol-4-yl)pyrazolo(1,5-a)pyrimidine-3-carboxylic acid
CAS 1001500-35-1C13H13N5O2
![Methyl 5-methyl-7-(pyridin-3-yl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate chemical structure, C13H13N5O2, CAS 325831-35-4](/s/GUJZRHQMSZZPCQ-UHFFFAOYSA-N.svg)
Methyl 5-methyl-7-(pyridin-3-yl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate
CAS 325831-35-4C13H13N5O2
![6-(4-Nitrophenyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-2-amine chemical structure, C13H13N5O2, CAS 338791-45-0](/s/FSQHKWCABLZPDN-UHFFFAOYSA-N.svg)
6-(4-Nitrophenyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-2-amine
CAS 338791-45-0C13H13N5O2
![N-(3-Methylphenyl)-7-oxo-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxamide chemical structure, C13H13N5O2, CAS 1092782-42-7](/s/SNDPILCGZQGUGK-UHFFFAOYSA-N.svg)
N-(3-Methylphenyl)-7-oxo-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxamide
CAS 1092782-42-7C13H13N5O2
![4,6-Dimethyl-2-[(2E)-2-(3-nitrobenzylidene)hydrazinyl]pyrimidine chemical structure, C13H13N5O2, CAS 325741-34-2](/s/FPSVXGIOBZEVDF-RIYZIHGNSA-N.svg)
4,6-Dimethyl-2-[(2E)-2-(3-nitrobenzylidene)hydrazinyl]pyrimidine
CAS 325741-34-2C13H13N5O2
3-Methyl-8-p-tolylamino-3,7-dihydro-purine-2,6-dione
CAS 299419-51-5C13H13N5O2
![N-(2-Methylphenyl)-7-oxo-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxamide chemical structure, C13H13N5O2, CAS 1092782-43-8](/s/NOTVAPXQSLUDJZ-UHFFFAOYSA-N.svg)
N-(2-Methylphenyl)-7-oxo-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxamide
CAS 1092782-43-8C13H13N5O2
![N-(4-Methylphenyl)-7-oxo-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxamide chemical structure, C13H13N5O2, CAS 1093065-88-3](/s/YDDIVYWCRMJZNP-UHFFFAOYSA-N.svg)
N-(4-Methylphenyl)-7-oxo-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxamide
CAS 1093065-88-3C13H13N5O2
![N-(Furan-2-ylmethyl)-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide chemical structure, C13H13N5O2, CAS 838388-76-4](/s/VOFNIOCBZLBWPE-UHFFFAOYSA-N.svg)
N-(Furan-2-ylmethyl)-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide
CAS 838388-76-4C13H13N5O2
![7-(3-Hydroxyphenyl)-5-methyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide chemical structure, C13H13N5O2, CAS 536999-11-8](/s/YKPQRZKUBZREQH-UHFFFAOYSA-N.svg)
7-(3-Hydroxyphenyl)-5-methyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
CAS 536999-11-8C13H13N5O2
2-Amino-9-(4-ethoxyphenyl)-1H-purin-6-one
CAS 15396-47-1C13H13N5O2
2-Anilino-9-(2-hydroxyethyl)-1H-purin-6-one
CAS 161363-24-2C13H13N5O2
![7-(4-Hydroxyphenyl)-5-methyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide chemical structure, C13H13N5O2, CAS 536999-10-7](/s/SYKCPTZIRUGWNA-UHFFFAOYSA-N.svg)
7-(4-Hydroxyphenyl)-5-methyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
CAS 536999-10-7C13H13N5O2
![3,3-Dimethyl-6-[(pyrimidin-4-yl)amino]-2,3-dihydroimidazo[1,5-a]pyridine-1,5-dione chemical structure, C13H13N5O2, CAS 1849588-81-3](/s/YUDKTFUCCPOVGR-UHFFFAOYSA-N.svg)
3,3-Dimethyl-6-[(pyrimidin-4-yl)amino]-2,3-dihydroimidazo[1,5-a]pyridine-1,5-dione
CAS 1849588-81-3C13H13N5O2
6-(3,4-Dihydroquinolin-1(2H)-yl)-5-nitropyrimidin-4-amine
CAS 450345-81-0C13H13N5O2
2-(3,4-Dihydroisoquinolin-2(1H)-yl)-5-nitropyrimidin-4-amine
CAS 1257551-29-3C13H13N5O2
2-Amino-7-(2-hydroxy-2-phenylethyl)-3,7-dihydro-6H-purin-6-one
CAS 77816-18-3C13H13N5O2
2-Amino-7-(2-hydroxy-1-phenylethyl)-3,7-dihydro-6H-purin-6-one
CAS 77816-17-2C13H13N5O2
- O6-[p-(Hydroxymethyl)benzyl]guanine, 98%152832-96-7C13H13N5O2
- N-(2,4-Dimethoxyphenyl)-7H-purin-6-amine525608-14-4C13H13N5O2
- N,N-Dimethyl-4-(3'-methyl-5,5'-bi-1,2,4-oxadiazol-3-yl)aniline1775504-37-4C13H13N5O2
- N-(2,4-Dimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine1021206-70-1C13H13N5O2
- 4-[(2E)-2-(2,4-Diamino-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinyl]benzamide6965-30-6C13H13N5O2
- 2-(4-Methoxy-1H-indol-1-yl)-N-(4H-1,2,4-triazol-3-yl)acetamide1436002-66-2C13H13N5O2
- 7-(1,3,5-Trimethyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid1004727-47-2C13H13N5O2
- 5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester58113-07-8C13H13N5O2
- Methyl 5-methyl-7-phenyl-4,7-dihydrotetraazolo[1,5-a]pyrimidine-6-carboxylate385399-85-9C13H13N5O2
- 1,6-Dimethyl-3-phenyl-6,8-dihydro-4H-pyrimidino[5,4-e]1,2,4-triazine-5,7-dione57562-70-6C13H13N5O2
- 7-(p-Aminophenyl)theophylline963-48-4C13H13N5O2
- [3-Methyl-4-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridin-1-yl]acetic acid1006444-38-7C13H13N5O2
- 3-(1,2-Dihydro-5H-tetrazol-5-ylidene)-8-[(propan-2-yl)oxy]quinolin-4(3H)-one61338-59-8C13H13N5O2
- 3-(4-Methoxyanilino)-7-methyl-1H-[1,2,4]triazolo[4,3-a]pyrimidin-5-one868214-65-7C13H13N5O2
- 4-(1-Ethyl-1H-pyrazol-4-yl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid1354705-96-6C13H13N5O2
- N-(4-Acetamido-6-phenyl-1,3,5-triazin-2-yl)acetamide5327-35-5C13H13N5O2
- N-(4-Methylphenyl)-5-oxo-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrimidine-7-carboxamide957296-31-0C13H13N5O2
- 1H-Purine-2,6-dione, 3,7-dihydro-7-(2-aminophenyl)-1,3-dimethyl-72898-64-7C13H13N5O2
- 6-(Furan-2-yl)-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carbohydrazide937598-55-5C13H13N5O2
- 1,3-Dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid1171848-55-7C13H13N5O2
- 6-(1,3-Dimethyl-1H-pyrazol-4-yl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid1855900-03-6C13H13N5O2
- 8-Amino-2-(4-methoxyphenyl)-6-methyl-[1,2,4]triazolo[4,3-a]pyrazin-3(2H)-one2101221-57-0C13H13N5O2
- Theophylline, 8-(3-pyridylmethyl)-28345-99-5C13H13N5O2
- N-(2,5-Dimethoxyphenyl)-9H-purin-6-amine537666-79-8C13H13N5O2
- 5-(1,3-Dimethyl-1H-pyrazol-4-yl)-3-methylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid1443279-31-9C13H13N5O2
- 6-(1,5-Dimethyl-1H-pyrazol-4-yl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid1855890-07-1C13H13N5O2
- 2-[5-Amino-3-(2-furyl)-1H-pyrazol-1-yl]-5,6-dimethylpyrimidin-4(3H)-one1207025-11-3C13H13N5O2
- 4-(2-Phenyl-2H-1,2,3-triazole-4-carbonyl)piperazin-2-one1235123-32-6C13H13N5O2
- 2-(3,4-Dihydroquinolin-1(2H)-yl)-5-nitropyrimidin-4-amine1286699-43-1C13H13N5O2
- 3-Methoxy-1-methyl-N-(pyrazolo[1,5-a]pyridin-5-yl)-1H-pyrazole-4-carboxamide2034547-70-9C13H13N5O2
- Pyrazin-2-yl(3-(pyrazin-2-yloxy)pyrrolidin-1-yl)methanone2034583-02-1C13H13N5O2
- 2-(3,5-Dimethylisoxazol-4-yl)-N-(pyrazolo[1,5-a]pyrimidin-6-yl)acetamide2034474-13-8C13H13N5O2
- 7-Methyl-2-(4-nitrophenyl)-1,2,3,4-tetrahydropyrimido[4,5-d]pyrimidine20352-38-9C13H13N5O2
- 5-(3,4-Dimethoxyphenyl)-6-methyl[1,2,3,4]tetraazolo[1,5-a]pyrimidine861206-28-2C13H13N5O2
- 2-[4-(Tetrazol-2-yl)butyl]isoindole-1,3-dione294853-62-6C13H13N5O2
- 3-Amino-6-(dimethylamino)-1-phenylpyrazolo[3,4-d][1,3]oxazin-4(1H)-one136860-16-7C13H13N5O2
- 7-(Tetrahydrofuran-2-ylmethyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one925145-22-8C13H13N5O2
- N-(2,5-Dimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine1021206-69-8C13H13N5O2
- 2-(2-Methylindolin-1-yl)-5-nitropyrimidin-4-amine1286720-44-2C13H13N5O2
- 2-Amino-8-(4-methoxyphenyl)-1-methyl-1,7-dihydro-6H-purin-6-one921220-98-6C13H13N5O2
- 2-(5-Methoxy-1H-indol-1-yl)-N-(4H-1,2,4-triazol-3-yl)acetamide1436005-88-7C13H13N5O2
- N-(5-Oxopyrrolidin-3-yl)-2-phenyl-2H-1,2,3-triazole-4-carboxamide1351644-97-7C13H13N5O2
- Methyl 3-methyl-5-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-7-carboxylate1443278-83-8C13H13N5O2
- N-(3-{[1,2,4]Triazolo[1,5-a]pyrimidin-6-yl}propyl)furan-3-carboxamide1904411-16-0C13H13N5O2
- 5-(1-Ethyl-1H-pyrazol-4-yl)-3-methylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid1443279-53-5C13H13N5O2
- N-(4-Methylphenyl)-2-(5-oxo-5,6-dihydro-4H-imidazo[1,2-b][1,2,4]triazol-6-yl)acetamide1158584-03-2C13H13N5O2
- 2-(5-Amino-3-(furan-2-yl)-1H-pyrazol-1-yl)-6-ethylpyrimidin-4(3H)-one1206997-38-7C13H13N5O2
- 4-[7-(Furan-2-yl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]morpholine320416-13-5C13H13N5O2
- N'-[(Z)-2-Amino-1,2-dicyanoethenyl]-N-(2,5-dimethoxyphenyl)methanimidamide478050-17-8C13H13N5O2
- 5-(4-Methoxy-phenyl)-3-(5-methyl-isoxazol-3-yl)-3H-[1,2,3]triazol-4-ylamine1115300-55-4C13H13N5O2
- 6-Cyclopropyl-3-(pyrimidin-5-ylamino)-pyrazine-2-carboxylic acid methyl ester1316122-17-4C13H13N5O2
- 2,6-Bis(3-ethyl-1,2,4-oxadiazol-5-yl)pyridine593279-48-2C13H13N5O2
- 1-Methyl-N-(1-methyl-2-oxoindolin-5-yl)-1H-1,2,3-triazole-4-carboxamide1448050-98-3C13H13N5O2
- (3-(Pyrazin-2-yloxy)pyrrolidin-1-yl)(pyrimidin-2-yl)methanone2034583-44-1C13H13N5O2
- Pyrazin-2-yl(3-(pyridazin-3-yloxy)pyrrolidin-1-yl)methanone2034209-83-9C13H13N5O2
- (3-(Pyridazin-3-yloxy)pyrrolidin-1-yl)(pyrimidin-2-yl)methanone2034481-44-0C13H13N5O2
- N-(3-([1,2,4]Triazolo[1,5-a]pyrimidin-6-yl)propyl)furan-2-carboxamide2034614-36-1C13H13N5O2
- Pyrimidin-2-yl(3-(pyrimidin-2-yloxy)pyrrolidin-1-yl)methanone2034497-60-2C13H13N5O2
- 2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(pyrazin-2-yl)acetamide2034424-77-4C13H13N5O2
- 3-[4-(4-Aminophenyl)-1H-1,2,3-triazol-1-yl]piperidine-2,6-dione2154341-39-4C13H13N5O2
- 6-Azido-5-benzyl-1,3-dimethylpyrimidine-2,4(1H,3H)-dione89550-01-6C13H13N5O2
- 3-(3,4-Dimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine129852-39-7C13H13N5O2
- 6-Methoxy-7-(2-(1,2,3-triazol-1-yl)ethoxy)quinazoline220896-27-5C13H13N5O2
- 1-{[4-(1H-Tetrazol-1-yl)phenyl]carbonyl}piperidin-4-one443651-16-9C13H13N5O2
- N-(3,4-Dimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine1021219-63-5C13H13N5O2
- 4-(Cyclopentylamino)-6-nitropyrrolo[1,2-b]pyridazine-3-carbonitrile1263419-61-9C13H13N5O2
- N-Acetoxy-meiqx142038-32-2C13H13N5O2
- 4-Methoxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carboxamide1207838-82-1C13H13N5O2
- Rac-6-(3-nitro-phenyl)-6-methyl-5,6-dihydro-imidazo[1,2-a]pyrazin-8-ylamine1383743-03-0C13H13N5O2
- Methyl 6-cyclopropyl-3-(pyrazin-2-ylamino)pyrazine-2-carboxylate1352200-95-3C13H13N5O2
- 1-Methyl-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)-1H-1,2,3-triazole-4-carboxamide1448058-62-5C13H13N5O2
- 1-Methyl-N-(1-oxo-1,2,3,4-tetrahydroisoquinolin-7-yl)-1H-1,2,3-triazole-4-carboxamide1448071-12-2C13H13N5O2
- 6-[3-(Acetylamino)phenyl]-3-amino-2-pyrazinecarboxamide625459-64-5C13H13N5O2
- 5,7-Dimethyl-2-(phenylamino)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione89549-93-9C13H13N5O2
- 2-Amino-8-ethyl-6-isoxazol-4-yl-4-methylpyrido[2,3-d]pyrimidin-7(8H)-one934494-67-4C13H13N5O2
- Methyl 2-cyclopropyl-5-(pyrimidin-5-ylamino)pyrimidine-4-carboxylate1316122-26-5C13H13N5O2
Frequently asked questions
What is the molar mass of C13H13N5O2?
The molar mass of C13H13N5O2 is 271.28 g/mol, calculated from standard atomic weights for 13 carbon atoms, 13 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 271.1069 Da.
How many compounds have the formula C13H13N5O2?
CompoundList lists 121 compounds with the molecular formula C13H13N5O2, including Zaprinast, 7-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid, 8-Anilino-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione. 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 C13H13N5O2?
C13H13N5O2 has a degree of unsaturation of 10. 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.