Molecular formula
C16H13N5O3
74 compounds have this formula on CompoundList.
- Molar mass
- 323.31g/mol
- Monoisotopic mass
- 323.1018Da
- Atoms
- 37
- Elements
- 4
- Rings plus double bonds
- 13
The formula C16H13N5O3 describes a molecule made of 16 carbon atoms, 13 hydrogen atoms, 5 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 × 1659.44%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 134.05%1.008 × 13 = 13.104 g/mol
- N Nitrogen × 521.66%14.007 × 5 = 70.035 g/mol
- O Oxygen × 314.85%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C16H13N5O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 74 of 74 compounds
3-Methyl-4-(4-nitrophenylazo)-1-phenyl-1H-pyrazol-5(4H)-one
CAS 4702-91-4C16H13N5O3
![(Z)-3-Amino-4-(2-(benzo[d][1,3]dioxol-5-yl)hydrazono)-1-phenyl-1H-pyrazol-5(4H)-one chemical structure, C16H13N5O3, CAS 300567-56-0](/s/RHQMZJQZXSCFLW-UHFFFAOYSA-N.svg)
(Z)-3-Amino-4-(2-(benzo[d][1,3]dioxol-5-yl)hydrazono)-1-phenyl-1H-pyrazol-5(4H)-one
CAS 300567-56-0C16H13N5O3
![2-Cyano-3-[4-(methylamino)-3-nitrophenyl]-N-(pyridin-2-yl)prop-2-enamide chemical structure, C16H13N5O3, CAS 775317-65-2](/s/FPUQPGSEJRDRMP-XYOKQWHBSA-N.svg)
2-Cyano-3-[4-(methylamino)-3-nitrophenyl]-N-(pyridin-2-yl)prop-2-enamide
CAS 775317-65-2C16H13N5O3
(E)-4-(((4H-1,2,4-Triazol-4-yl)imino)methyl)-2-methoxyphenyl isonicotinate
CAS 326882-58-0C16H13N5O3
5-Methyl-4-((2-nitrophenyl)diazenyl)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one
CAS 61550-69-4C16H13N5O3
N-(4-Methylphenyl)-3-nitro-4-(1H-1,2,4-triazol-1-yl)benzenecarboxamide
CAS 338407-90-2C16H13N5O3
![Methyl 3-({[3-(1H-tetrazol-1-yl)phenyl]carbonyl}amino)benzoate chemical structure, C16H13N5O3, CAS 879346-36-8](/s/AEMXXAUTFOFEMG-UHFFFAOYSA-N.svg)
Methyl 3-({[3-(1H-tetrazol-1-yl)phenyl]carbonyl}amino)benzoate
CAS 879346-36-8C16H13N5O3
![6'-Amino-3'-(methoxymethyl)-1,1',3,4'-dihydro-2-oxospiro(2H-indole-3,4'-pyrano[2,3-c]pyrazole)-5'-carbonitrile chemical structure, C16H13N5O3, CAS 674807-29-5](/s/WKWMGSSKGYYUES-UHFFFAOYSA-N.svg)
6'-Amino-3'-(methoxymethyl)-1,1',3,4'-dihydro-2-oxospiro(2H-indole-3,4'-pyrano[2,3-c]pyrazole)-5'-carbonitrile
CAS 674807-29-5C16H13N5O3
Methyl 2-(3-(1H-tetrazol-1-yl)benzamido)benzoate
CAS 887635-90-7C16H13N5O3
![N'-[(1E)-1-(4-Nitrophenyl)ethylidene]-1H-benzimidazole-5-carbohydrazide chemical structure, C16H13N5O3, CAS 488102-07-4](/s/KFTZUGRQOXHVFT-VXLYETTFSA-N.svg)
N'-[(1E)-1-(4-Nitrophenyl)ethylidene]-1H-benzimidazole-5-carbohydrazide
CAS 488102-07-4C16H13N5O3
Methyl 2-(6-(1H-pyrazol-1-yl)pyridazine-3-carboxamido)benzoate
CAS 1351642-10-8C16H13N5O3
(Z)-2-(2-(3-Amino-5-oxo-1-phenyl-1H-pyrazol-4(5H)-ylidene)hydrazinyl)benzoic acid
CAS 155264-40-7C16H13N5O3
![N-[5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl]-1-benzofuran-2-carboxamide chemical structure, C16H13N5O3, CAS 1171949-79-3](/s/YTRUHSCKVQNRSG-UHFFFAOYSA-N.svg)
N-[5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl]-1-benzofuran-2-carboxamide
CAS 1171949-79-3C16H13N5O3
N-(Naphthalen-1-yl)-2-(5-nitropyridin-2-yl)hydrazine-1-carboxamide
CAS 6300-90-9C16H13N5O3
![N-(4-(1H-Tetrazol-1-yl)phenyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C16H13N5O3, CAS 606096-28-0](/s/PTMGXYBCYVVVHJ-UHFFFAOYSA-N.svg)
N-(4-(1H-Tetrazol-1-yl)phenyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 606096-28-0C16H13N5O3
![Methyl 3-[[4-(1H-tetrazol-1-yl)benzoyl]amino]benzoate chemical structure, C16H13N5O3, CAS 924829-01-6](/s/AYUSTJNIYNDYJT-UHFFFAOYSA-N.svg)
Methyl 3-[[4-(1H-tetrazol-1-yl)benzoyl]amino]benzoate
CAS 924829-01-6C16H13N5O3
Methyl 4-(4-(1H-tetrazol-1-yl)benzamido)benzoate
CAS 333418-07-8C16H13N5O3
Methyl 2-(4-(1H-tetrazol-1-yl)benzamido)benzoate
CAS 352678-55-8C16H13N5O3
5-Nitro-N4-(4-phenoxyphenyl)pyrimidine-4,6-diamine
CAS 497063-40-8C16H13N5O3
![N-(3-(1H-Tetrazol-1-yl)phenyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C16H13N5O3, CAS 876700-62-8](/s/USHCSQUKYBDITC-UHFFFAOYSA-N.svg)
N-(3-(1H-Tetrazol-1-yl)phenyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 876700-62-8C16H13N5O3
2,3,4-Trihydroxybenzaldehyde (5-phenyl-1,2,4-triazin-3-yl)hydrazone
CAS 330564-32-4C16H13N5O3
![N-[5-Amino-4-(1H-1,3-benzodiazol-2-yl)-3-oxo-2,3-dihydro-1H-pyrrol-1-yl]furan-2-carboxamide chemical structure, C16H13N5O3, CAS 438025-78-6](/s/ISEFDZJHEAWJNL-UHFFFAOYSA-N.svg)
N-[5-Amino-4-(1H-1,3-benzodiazol-2-yl)-3-oxo-2,3-dihydro-1H-pyrrol-1-yl]furan-2-carboxamide
CAS 438025-78-6C16H13N5O3
N-(2-Methylphenyl)-3-nitro-4-(1H-1,2,4-triazol-1-yl)benzenecarboxamide
CAS 400080-57-1C16H13N5O3
![2-(5-Methyl-7-oxo-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)ethyl 4-cyanobenzenecarboxylate chemical structure, C16H13N5O3, CAS 860650-43-7](/s/WZIMDGXDECCUTM-UHFFFAOYSA-N.svg)
2-(5-Methyl-7-oxo-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)ethyl 4-cyanobenzenecarboxylate
CAS 860650-43-7C16H13N5O3
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(1H-tetrazol-1-yl)benzamide484039-61-4C16H13N5O3
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-(1H-tetrazol-1-yl)benzamide519151-38-3C16H13N5O3
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-6-(1H-pyrazol-1-yl)pyridazine-3-carboxamide1351608-27-9C16H13N5O3
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-phenyl-2H-tetrazole-5-carboxamide1396783-78-0C16H13N5O3
- N-(Benzo[d][1,3]dioxol-5-yl)-2-(p-tolyl)-2H-tetrazole-5-carboxamide1396784-18-1C16H13N5O3
- N-(2-Methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide1797679-83-4C16H13N5O3
- 7-(3,5-Dimethoxyphenyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one1030484-59-3C16H13N5O3
- N-[5-(1,5-Dimethyl-1H-pyrazol-3-yl)-1,3,4-oxadiazol-2-yl]-1-benzofuran-2-carboxamide1019102-46-5C16H13N5O3
- 7-(2,5-Dimethoxyphenyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one1030445-50-1C16H13N5O3
- 5-(3-(3-(Pyridin-2-yl)-1,2,4-oxadiazol-5-yl)azetidine-1-carbonyl)pyridin-2(1H)-one1251575-28-6C16H13N5O3
- (E)-3-(Furan-2-yl)-1-(3-(3-(pyrimidin-2-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)prop-2-en-1-one1331426-67-5C16H13N5O3
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-6-(1H-pyrazol-1-yl)pyridazine-3-carboxamide1351631-01-0C16H13N5O3
- N-(2-Methoxy-5-nitrophenyl)-4-(3-pyridyl)-2-pyrimidine-amine796738-75-5C16H13N5O3
- N-(6-(1H-Pyrazol-1-yl)pyrimidin-4-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide1428380-71-5C16H13N5O3
- N-((1-(Pyridin-4-yl)-1H-1,2,3-triazol-4-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide2034227-25-1C16H13N5O3
- 2-(2-Methyl-5-nitroanilino)-4-pyridin-3-yl-1H-pyrimidin-6-one1026747-43-2C16H13N5O3
- 5-Methyl-1-(4-nitrophenyl)-N-phenyl-1H-1,2,4-triazole-3-carboxamide321431-07-6C16H13N5O3
- 5-Methyl-4-[(E)-(3-nitrophenyl)diazenyl]-2-phenyl-2,4-dihydro-3H-pyrazol-3-one15866-34-9C16H13N5O3
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(1H-tetrazol-1-yl)benzamide1010922-45-8C16H13N5O3
- N-[(1-Phenyl-1H-1,2,3,4-tetrazol-5-yl)methyl]-2H-1,3-benzodioxole-5-carboxamide933010-54-9C16H13N5O3
- (E)-3-(Furan-2-yl)-1-(3-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)prop-2-en-1-one1331600-53-3C16H13N5O3
- 5-Nitro-N2-(4-phenoxyphenyl)pyrimidine-2,4-diamine1257552-28-5C16H13N5O3
- N-(2-Furylmethyl)-2-[6-oxopyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-7(6H)-yl]acetamide1401595-70-7C16H13N5O3
- Methyl 2-(6-(1H-imidazol-1-yl)pyridazine-3-carboxamido)benzoate1396708-07-8C16H13N5O3
- N-((3-(5-Methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-1H-indole-2-carboxamide2034601-54-0C16H13N5O3
- N-(2-(7-Oxofuro[2,3-c]pyridin-6(7H)-yl)ethyl)pyrazolo[1,5-a]pyrimidine-3-carboxamide2034374-79-1C16H13N5O3
- N-((3-(5-Methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-1H-indole-3-carboxamide1903717-83-8C16H13N5O3
- N-((8-Methoxy-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)methyl)benzofuran-2-carboxamide2034281-98-4C16H13N5O3
- N-((6-Methoxy-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methyl)benzofuran-2-carboxamide2034325-40-9C16H13N5O3
- N-((3-(5-Methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-1H-indole-5-carboxamide2034538-55-9C16H13N5O3
- 6-Hydroxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)phenyl]pyrimidine-4-carboxamide2034633-03-7C16H13N5O3
- Benzaldehyde, 4-nitro-, (3,4-dihydro-4-oxo-1-phthalazinyl)methylhydrazone64640-76-2C16H13N5O3
- 7-(2,4-Dimethoxyphenyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one1030484-87-7C16H13N5O3
- 4-(2-Methoxyphenyl)-N-(3-nitrophenyl)-1,3,5-triazine-2-amine1335490-92-0C16H13N5O3
- N-[(3,4-Dihydro-3-oxo-2H-1,4-benzoxazin-6-yl)methyl]-5H-pyrrolo[3,2-d]pyrimidine-4-carboxamide1029144-88-4C16H13N5O3
- (Z)-N-((3-(2-Oxo-1,2-dihydropyridin-4-yl)-1,2,4-oxadiazol-5-yl)methyl)-3-(pyridin-3-yl)acrylamide1904624-78-7C16H13N5O3
- N-{[3-(5-Methyl-1,2-oxazol-3-yl)-1,2,4-oxadiazol-5-yl]methyl}-1H-indole-6-carboxamide2097898-65-0C16H13N5O3
- 1-Methyl-5-[2-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-indol-5-yl]-1H-pyrazole-3-carboxylic acid1222175-03-2C16H13N5O3
- (Z)-N-((3-(2-Oxo-1,2-dihydropyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-3-(pyridin-3-yl)acrylamide2035003-56-4C16H13N5O3
- 1H-Benzimidazole-6-carboxylic acid, 2-[1-(3-nitrophenyl)ethylidene]hydrazide299166-40-8C16H13N5O3
- 5-(2-(2-Methyl-5-nitrophenylamino)pyrimidin-4-yl)pyridin-3-ol1025717-35-4C16H13N5O3
- (3S,4R)-3-Azido-1-(4-methylphenyl)-4-(4-nitrophenyl)azetidin-2-one61298-38-2C16H13N5O3
- 1-(3-Methylphenyl)-5-(4-nitrophenyl)-1H-1,2,4-triazole-3-carboxamide89010-38-8C16H13N5O3
- N-[(2H-1,3-Benzodioxol-5-yl)methyl]-4-(2H-tetrazol-5-yl)benzamide651769-38-9C16H13N5O3
- 5-[[1-(1-Methylpyrazol-4-yl)-4-oxopyridazin-3-yl]methyl]-3H-1,3-benzoxazol-2-one1314380-81-8C16H13N5O3
- 5-Amino-1-(4-nitrophenyl)-N-phenyl-1H-pyrazole-4-carboxamide61457-36-1C16H13N5O3
- Nitric acid--4-phenyl-9H-pyrimido[4,5-b]indol-2-amine (1/1)524047-79-8C16H13N5O3
- 4-(Nitroazanidyl)-1-[2-oxo-2-(4-phenylphenyl)-ethyl-1H-1,2,4-triazol-4-ium1643776-03-7C16H13N5O3
- 7-(Benzyloxy)-8-methoxytetrazolo[1,5-a]quinazolin-5(1H)-one62484-06-4C16H13N5O3
- (E)-N-[[3-(2-Oxo-1H-pyridin-4-yl)-1,2,4-oxadiazol-5-yl]methyl]-3-pyridin-3-ylprop-2-enamideC16H13N5O3
Frequently asked questions
What is the molar mass of C16H13N5O3?
The molar mass of C16H13N5O3 is 323.31 g/mol, calculated from standard atomic weights for 16 carbon atoms, 13 hydrogen atoms, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 323.1018 Da.
How many compounds have the formula C16H13N5O3?
CompoundList lists 74 compounds with the molecular formula C16H13N5O3, including 3-Methyl-4-(4-nitrophenylazo)-1-phenyl-1H-pyrazol-5(4H)-one, (Z)-3-Amino-4-(2-(benzo[d][1,3]dioxol-5-yl)hydrazono)-1-phenyl-1H-pyrazol-5(4H)-one, 2-Cyano-3-[4-(methylamino)-3-nitrophenyl]-N-(pyridin-2-yl)prop-2-enamide. 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 C16H13N5O3?
C16H13N5O3 has a degree of unsaturation of 13. 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.