Molecular formula
C7H9N3O
577 compounds have this formula on CompoundList.
- Molar mass
- 151.17g/mol
- Monoisotopic mass
- 159.1248Da
- Atoms
- 20
- Elements
- 4
- Rings plus double bonds
- 5
The formula C7H9N3O describes a molecule made of 7 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 755.62%12.011 × 7 = 84.077 g/mol
- H Hydrogen × 96.00%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 327.80%14.007 × 3 = 42.021 g/mol
- O Oxygen × 110.58%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C7H9N3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 401 to 500 of 577 compounds
![1-Methyl-4,5-dihydro-1H-imidazo[4,5-c]pyridin-4-ol chemical structure, C7H9N3O, CAS 205926-68-7](/s/GGCRBWPGXZZJDU-UHFFFAOYSA-N.svg)
1-Methyl-4,5-dihydro-1H-imidazo[4,5-c]pyridin-4-ol
CAS 205926-68-7C7H9N3O
2-Propanone, 1-(6-imino-1(6H)-pyrimidinyl)-
CAS 787495-51-6C7H9N3O
2-(1-(Methoxymethyl)-1H-imidazol-4-yl)acetonitrile
CAS 732251-34-2C7H9N3O
![8-Amino-3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-one chemical structure, C7H9N3O, CAS 952417-61-7](/s/QXLHVEJFZXHDQB-UHFFFAOYSA-N.svg)
8-Amino-3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-one
CAS 952417-61-7C7H9N3O
![4-Methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazine chemical structure, C7H9N3O, CAS 66643-53-6](/s/WXCOPGYRIYLLST-UHFFFAOYSA-N.svg)
4-Methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazine
CAS 66643-53-6C7H9N3O
![[2-(1H-Imidazol-1-yl)ethoxy]acetonitrile chemical structure, C7H9N3O, CAS 798571-56-9](/s/CJTFFPSZMQOVSW-UHFFFAOYSA-N.svg)
[2-(1H-Imidazol-1-yl)ethoxy]acetonitrile
CAS 798571-56-9C7H9N3O
2-(1-Aminocyclopropyl)pyrimidin-4-ol
CAS 1780049-85-5C7H9N3O
![1-Methyl-7,8-dihydroimidazo[1,5-c]pyrimidin-5(6H)-one chemical structure, C7H9N3O, CAS 51777-26-5](/s/FOBRCFNKPIVUKB-UHFFFAOYSA-N.svg)
1-Methyl-7,8-dihydroimidazo[1,5-c]pyrimidin-5(6H)-one
CAS 51777-26-5C7H9N3O
![N-{[1-(Prop-2-en-1-yl)-1H-imidazol-4-yl]methylidene}hydroxylamine chemical structure, C7H9N3O, CAS 88091-48-9](/s/BQZRCOOSZVHWDA-UHFFFAOYSA-N.svg)
N-{[1-(Prop-2-en-1-yl)-1H-imidazol-4-yl]methylidene}hydroxylamine
CAS 88091-48-9C7H9N3O
1-Cyano-1-diazonio-3,3-dimethylbut-1-en-2-olate
CAS 87633-25-8C7H9N3O
1-(2,5-Diaminopyridin-4-yl)ethanone
CAS 1393572-75-2C7H9N3O
1-(3,5-Diaminopyridin-2-yl)ethanone
CAS 1393560-06-9C7H9N3O
1H-Indazol-3-amine hydrate
CAS 1956321-30-4C7H9N3O
3-Methoxyisonicotinimidamide
CAS 1402792-86-2C7H9N3O
5-Cyclopropyl-1-methyl-1H-1,2,3-triazole-4-carbaldehyde
CAS 1267387-22-3C7H9N3O
2-(Methylamino)-1-(pyrimidin-2-yl)ethan-1-one
CAS 1485523-42-9C7H9N3O
2-Amino-1-(4-methylpyrimidin-5-yl)ethan-1-one
CAS 1485339-36-3C7H9N3O
2-(Methylamino)-1-(pyrimidin-5-yl)ethan-1-one
CAS 1507480-51-4C7H9N3O
2-Amino-1-(pyrimidin-5-yl)propan-1-one
CAS 1500582-30-8C7H9N3O
2-(Methylamino)-1-(pyrimidin-4-yl)ethan-1-one
CAS 1501698-18-5C7H9N3O
3-Amino-1-(pyrimidin-4-yl)propan-1-one
CAS 1507774-26-6C7H9N3O
2-Amino-1-(pyrimidin-4-yl)propan-1-one
CAS 1521604-89-6C7H9N3O
2-Amino-1-(3-methylpyrazin-2-yl)ethan-1-one
CAS 1380053-42-8C7H9N3O
3-Amino-1-(pyrazin-2-yl)propan-1-one
CAS 1502835-22-4C7H9N3O
- 2-Amino-1-(pyrazin-2-yl)propan-1-one1519479-39-0C7H9N3O
- 4-Methyl-5H,6H,7H-pyrrolo[3,4-d]pyridazin-1-ol1522516-24-0C7H9N3O
- 4-Amino-2-cyclopropyl-2,3-dihydropyridazin-3-one1504053-01-3C7H9N3O
- 3-(Pyrimidin-4-yl)azetidin-3-ol1542591-82-1C7H9N3O
- 6,7-Dihydro-4-methoxy-5H-pyrrolo[3,4-d]pyrimidine1554315-31-9C7H9N3O
- 1-(6-Amino-2-methylpyrimidin-4-yl)ethan-1-one1268353-39-4C7H9N3O
- 5H,6H,7H,8H-[1,2,4]Triazolo[1,5-a]pyridine-7-carbaldehyde1552704-63-8C7H9N3O
- 4-Cyclobutyl-4H-1,2,4-triazole-3-carbaldehyde1557883-06-3C7H9N3O
- 1-Cyclopropyl-5-methyl-1H-1,2,3-triazole-4-carbaldehyde1782470-53-4C7H9N3O
- 1-(Azetidin-3-yl)-1H-pyrazole-4-carbaldehyde1782796-75-1C7H9N3O
- 1-(Azetidin-3-yl)-1H-pyrazole-5-carbaldehyde1780709-27-4C7H9N3O
- 3-Pyridinecarbonitrile, 2-amino-3,4,5,6-tetrahydro-4-methyl-6-oxo-851322-16-2C7H9N3O
- 2-(Oxetan-3-yl)pyrimidin-5-amine1356114-53-8C7H9N3O
- 3,6-Dimethylpyrazine-2-carboxamide1934883-35-8C7H9N3O
- 2,3-Dihydro-1H-pyrido[2,3-b][1,4]oxazin-8-amine128702-03-4C7H9N3O
- 4H,5H,6H,7H-Pyrazolo[1,5-a]pyrazine-3-carbaldehyde1221278-91-6C7H9N3O
- (2S)-2-Amino-1-(pyrimidin-5-yl)propan-1-one2107799-53-9C7H9N3O
- (2R)-2-Amino-1-(pyrimidin-5-yl)propan-1-one2111530-67-5C7H9N3O
- (2S)-2-Amino-1-(pyrazin-2-yl)propan-1-one2105661-22-9C7H9N3O
- (2R)-2-Amino-1-(pyrazin-2-yl)propan-1-one2110453-72-8C7H9N3O
- 1-(2-Methoxyethyl)-1H-pyrazole-3-carbonitrile1707563-36-7C7H9N3O
- 5-(2-Isocyanatoethyl)-1-methyl-1H-pyrazole2648972-52-3C7H9N3O
- 1-(3-Isocyanatopropyl)-1H-pyrazole2649069-43-0C7H9N3O
- 3-(Methylamino)isonicotinamide1598137-63-3C7H9N3O
- 4-Cyclopropyl-1-methyl-1H-1,2,3-triazole-5-carbaldehyde1780845-96-6C7H9N3O
- 4-(Isocyanatomethyl)-1,5-dimethyl-1H-pyrazole2649082-82-4C7H9N3O
- 3-(2-Isocyanatoethyl)-1-methyl-1H-pyrazole2649014-82-2C7H9N3O
- 4-(Isocyanatomethyl)-1,3-dimethyl-1H-pyrazole2649033-71-4C7H9N3O
- 2-Amino-1-(4-aminopyridin-3-yl)ethan-1-one1600374-58-0C7H9N3O
- 2-(1-Methyltriazol-4-yl)cyclopropane-1-carbaldehyde1799978-83-8C7H9N3O
- 3-Hydroxy-3-(1-methyl-1H-pyrazol-3-yl)propanenitrile1857857-56-7C7H9N3O
- 6-Cyclopropoxypyrimidin-4-amine2055840-87-2C7H9N3O
- 1-Methyl-6,7-dihydro-5H-imidazo[1,5-a]pyrazin-8-one1824566-97-3C7H9N3O
- 1-(1-Ethyl-1H-1,2,4-triazol-5-yl)prop-2-en-1-one1849355-84-5C7H9N3O
- 4-(1-Methyl-1H-1,2,3-triazol-4-yl)but-3-en-2-one1868704-83-9C7H9N3O
- 3-Hydroxy-3-(1-methyl-1H-imidazol-4-yl)propanenitrile1880723-66-9C7H9N3O
- 3-Hydroxy-3-(1-methyl-1H-imidazol-2-yl)propanenitrile1859408-15-3C7H9N3O
- 1-(3-Isocyanatopropyl)-1H-imidazole1383845-20-2C7H9N3O
- 4-(1-Methyl-1H-1,2,3-triazol-5-yl)but-3-en-2-one1868006-08-9C7H9N3O
- 3-Ethyl-5-hydroxy-1-methyl-1H-pyrazole-4-carbonitrile2090091-80-6C7H9N3O
- N-[1-(2-Amino-3-pyridinyl)ethylidene]hydroxylamine1616337-52-0C7H9N3O
- 2-(2-Azidoethyl)-5-methylfuran2052285-45-5C7H9N3O
- 4-(2-Isocyanatoethyl)-1-methyl-1H-imidazole2649083-59-8C7H9N3O
- 4-(1-Isocyanatoethyl)-1-methyl-1H-pyrazole2649017-16-1C7H9N3O
- 5-(Isocyanatomethyl)-1,3-dimethyl-1H-pyrazole2649061-84-5C7H9N3O
- 1-Ethyl-4-(isocyanatomethyl)-1H-pyrazole2649056-26-6C7H9N3O
- 5H,6H,7H,8H-Imidazo[1,2-a]pyrimidine-3-carbaldehyde1782609-32-8C7H9N3O
- 1-Methyl-4,5-dihydro-1H-pyrazolo[3,4-b]pyridin-6(7H)-one188998-01-8C7H9N3O
- 6-(Azetidin-3-yl)pyrimidin-4-ol1934486-92-6C7H9N3O
- 3-(1H-Pyrazol-4-yl)pyrrolidin-2-one2357159-37-4C7H9N3O
- 3-(Azidomethyl)-2,5-dimethylfuran2229428-57-1C7H9N3O
- 2-(2-Azidoethyl)-3-methylfuran2228729-00-6C7H9N3O
- 4-(Azidomethylidene)cyclohexan-1-one2913402-63-6C7H9N3O
- 4-(1H-Pyrazol-3-yl)pyrrolidin-2-one2228153-51-1C7H9N3O
- 3-(2-Azidoethyl)-2-methylfuran2229238-40-6C7H9N3O
- 6-Methyl-6,7-dihydro-5H-imidazo[1,2-a]pyrazin-8-one2940958-42-7C7H9N3O
- 5-Amino-3-methylpicolinamide2572582-37-5C7H9N3O
- (5S)-5-Methyl-6,7-dihydro-5H-imidazo[1,5-a]pyrazin-8-one2703754-38-3C7H9N3O
- 1-(3-Amino-1-methyl-1H-pyrazol-4-yl)prop-2-en-1-one2138289-99-1C7H9N3O
- 1-(5-Amino-1-methyl-1H-pyrazol-3-yl)prop-2-en-1-one2138020-01-4C7H9N3O
- 1-(3-Amino-1-methyl-1H-pyrazol-5-yl)prop-2-en-1-one2137605-59-3C7H9N3O
- 2-Methoxy-2-(1-methyl-1H-pyrazol-5-yl)acetonitrile2110483-49-1C7H9N3O
- 4-Cyclopropoxypyrimidin-5-amine2172026-08-1C7H9N3O
- 2-Cyclopropoxypyrimidin-5-amine2160742-02-7C7H9N3O
- 4-(1H-Imidazol-5-yl)pyrrolidin-2-one2228597-54-2C7H9N3O
- 1-(4-Amino-1-methyl-1H-pyrazol-3-yl)prop-2-en-1-one2138427-35-5C7H9N3O
- 3-(Isocyanatomethyl)-1,5-dimethyl-1H-pyrazole2649003-22-3C7H9N3O
- 5-(2-Isocyanatoethyl)-4-methyl-1H-imidazole2649013-59-0C7H9N3O
- 3-Hydroxy-3-(4-methyl-1H-imidazol-5-yl)propanenitrile2229300-36-9C7H9N3O
- 5-(1-Isocyanatoethyl)-1-methyl-1H-pyrazole2648999-02-2C7H9N3O
- 3-Amino-1-(pyrimidin-2-yl)propan-1-one2228394-45-2C7H9N3O
- 2-Amino-1-(pyrimidin-2-yl)propan-1-one2228962-46-5C7H9N3O
- 1-Ethyl-5-(isocyanatomethyl)-1H-imidazole2649059-22-1C7H9N3O
- 1-Ethyl-3-(isocyanatomethyl)-1H-pyrazole2649016-64-6C7H9N3O
- 4-(1H-Pyrazol-4-yl)pyrrolidin-2-one2228181-41-5C7H9N3O
- 1-(1-Methyl-1H-1,2,3-triazol-5-yl)cyclopropane-1-carbaldehyde2228580-61-6C7H9N3O
Frequently asked questions
What is the molar mass of C7H9N3O?
The molar mass of C7H9N3O is 151.17 g/mol, calculated from standard atomic weights for 7 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 159.1248 Da.
How many compounds have the formula C7H9N3O?
CompoundList lists 577 compounds with the molecular formula C7H9N3O, including 1-Methyl-4,5-dihydro-1H-imidazo[4,5-c]pyridin-4-ol, 2-Propanone, 1-(6-imino-1(6H)-pyrimidinyl)-, 2-(1-(Methoxymethyl)-1H-imidazol-4-yl)acetonitrile. 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 C7H9N3O?
C7H9N3O has a degree of unsaturation of 5. 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.