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 301 to 400 of 577 compounds
5-Amino-2-propyloxazole-4-carbonitrile
CAS 526212-38-4C7H9N3O
![1,2,3,4-Tetrahydropyrido[2,3-B]pyrazin-6-ol chemical structure, C7H9N3O, CAS 1260788-24-6](/s/UDWWFWDWENMDMP-UHFFFAOYSA-N.svg)
1,2,3,4-Tetrahydropyrido[2,3-B]pyrazin-6-ol
CAS 1260788-24-6C7H9N3O
2-(Ethylamino)pyrimidine-4-carbaldehyde
CAS 1260788-30-4C7H9N3O
1-(2,3-Diaminopyridin-4-yl)ethanone
CAS 1393584-74-1C7H9N3O
1-(2-Methoxyethyl)-1H-imidazole-2-carbonitrile
CAS 1449144-34-6C7H9N3O
![6,7,8,9-Tetrahydro-4H-pyrazino[1,2-a]pyrimidin-4-one chemical structure, C7H9N3O, CAS 1520936-65-5](/s/HEUHUHDDCRGEMG-UHFFFAOYSA-N.svg)
6,7,8,9-Tetrahydro-4H-pyrazino[1,2-a]pyrimidin-4-one
CAS 1520936-65-5C7H9N3O
2-(Azetidin-3-yl)-3,4-dihydropyrimidin-4-one
CAS 1785567-93-2C7H9N3O
![4H,5H,6H,7H-[1,2,3]Triazolo[1,5-a]pyridine-3-carbaldehyde chemical structure, C7H9N3O, CAS 1785568-04-8](/s/RKUBJTXTQGGRGN-UHFFFAOYSA-N.svg)
4H,5H,6H,7H-[1,2,3]Triazolo[1,5-a]pyridine-3-carbaldehyde
CAS 1785568-04-8C7H9N3O
2-(1-Methyl-1,2,4-triazol-3-yl)but-3-yn-2-ol
CAS 1394119-70-0C7H9N3O
![5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-2-carboxamide chemical structure, C7H9N3O, CAS 1454848-66-8](/s/LDYLUOIANHBKAZ-UHFFFAOYSA-N.svg)
5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-2-carboxamide
CAS 1454848-66-8C7H9N3O
![4,5,6,7-Tetrahydropyrazolo[1,5-a]pyrazine-2-carbaldehyde chemical structure, C7H9N3O, CAS 1221278-38-1](/s/GESGKGWFXZOFAX-UHFFFAOYSA-N.svg)
4,5,6,7-Tetrahydropyrazolo[1,5-a]pyrazine-2-carbaldehyde
CAS 1221278-38-1C7H9N3O
4-(2-Methylbut-3-yn-2-yl)-1H-1,2,4-triazol-5(4H)-one
CAS 1692348-12-1C7H9N3O
4-Amino-6-cyclopropylpyridazin-3-ol
CAS 1890465-48-1C7H9N3O
![(7R)-7-Methyl-6,7-dihydro-5H-pyrazolo[1,5-A]pyrazin-4-one chemical structure, C7H9N3O, CAS 1874176-53-0](/s/KACPQTXKKIQJLK-RXMQYKEDSA-N.svg)
(7R)-7-Methyl-6,7-dihydro-5H-pyrazolo[1,5-A]pyrazin-4-one
CAS 1874176-53-0C7H9N3O
6-(Cyclopropylamino)pyridazin-3-ol
CAS 1927883-52-0C7H9N3O
![(1-Methyl-1H-imidazo[1,2-b]pyrazol-6-yl)methanol chemical structure, C7H9N3O, CAS 1824138-87-5](/s/SHFBUMKARWVDIH-UHFFFAOYSA-N.svg)
(1-Methyl-1H-imidazo[1,2-b]pyrazol-6-yl)methanol
CAS 1824138-87-5C7H9N3O
![(6-Methyl-1H-imidazo[1,2-b]pyrazol-7-yl)methanol chemical structure, C7H9N3O, CAS 2091649-21-5](/s/DLPZEHUUBVNTLD-UHFFFAOYSA-N.svg)
(6-Methyl-1H-imidazo[1,2-b]pyrazol-7-yl)methanol
CAS 2091649-21-5C7H9N3O
6-Amino-3-pyridineacetamide
CAS 1335053-97-8C7H9N3O
![4-[Amino(hydrazinyl)methylidene]cyclohexa-2,5-dien-1-one chemical structure, C7H9N3O, CAS 111336-61-9](/s/SXUAIYHCGDAXSO-UHFFFAOYSA-N.svg)
4-[Amino(hydrazinyl)methylidene]cyclohexa-2,5-dien-1-one
CAS 111336-61-9C7H9N3O
5-Amino-6-(diaminomethylidene)cyclohexa-2,4-dien-1-one
CAS 740782-24-5C7H9N3O
6,7-Dihydro-1H-indazol-4(5H)-one oxime
C7H9N3O
2-Hydroxybenzenecarboximidic acid hydrazide
C7H9N3O
5-(Oxetan-3-yl)pyrazin-2-amine
CAS 2222938-07-8C7H9N3O
3-(Hydroxymethyl)-1-methyl-1H-pyrazole-5-acetonitrile
CAS 2853613-30-4C7H9N3O
- 5-Ethoxy-1-methyl-1H-pyrazole-4-carbonitrile2706532-70-7C7H9N3O
- N-Hydroxy-2-pyridin-2-yl-acetamidineC7H9N3O
- 4-(Aminooxy)benzenecarboximidamide160725-44-0C7H9N3O
- 3-(5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-1-yl)propanenitrile252308-56-8C7H9N3O
- N-Methoxy-2-pyridinecarboximidamide124463-98-5C7H9N3O
- 4-Amino-1-(prop-2-en-1-yl)pyrimidin-2(1H)-one25855-43-0C7H9N3O
- 2-Pyridinecarboxylic acid, 2-methylhydrazide34955-20-9C7H9N3O
- N-Methoxy-4-pyridinecarboximidamide133928-75-3C7H9N3O
- 1-(4-Amino-6-methylpyrimidin-5-yl)ethanone176238-53-2C7H9N3O
- 4-(1H-Imidazol-2-yl)pyrrolidin-2-one140382-38-3C7H9N3O
- 4-Amino-2-ethylpyrimidine-5-carbaldehyde76574-51-1C7H9N3O
- [Ethoxy(methylamino)methylidene]propanedinitrile18270-67-2C7H9N3O
- 5-(1H-1,2,4-Triazol-1-yl)pent-1-en-3-one1936693-08-1C7H9N3O
- N-(6-Methylpyrazin-2-yl)acetamide5594-16-1C7H9N3O
- 4(1H)-Pyrimidinone, 2-(2-propenylamino)-451523-63-0C7H9N3O
- 2-Pyridinecarboximidamide, 6-(hydroxymethyl)-(9CI)765896-55-7C7H9N3O
- 1H-Pyrazole, 3-isocyanato-1-propyl-785781-22-8C7H9N3O
- 1H-Pyrazole, 3-isocyanato-1-(1-methylethyl)-785781-21-7C7H9N3O
- 3-Amino-5-propylisoxazole-4-carbonitrile41808-51-9C7H9N3O
- 3-(4,5-Dihydro-1H-imidazol-2-yl)-5-methylisoxazole19918-29-7C7H9N3O
- N-(5-Cyclopropyl-1H-pyrazol-3-yl)formamide845816-40-2C7H9N3O
- 2(1H)-Pyrimidinone, 4-amino-5-(1-propenyl)-289064-94-4C7H9N3O
- 3-Hydroxybenzene-1-carbohydrazonamide111336-60-8C7H9N3O
- 2,3,5-Triaminobenzaldehyde477535-28-7C7H9N3O
- 2,3,6-Triaminobenzaldehyde477535-30-1C7H9N3O
- 2-Amino-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one1221885-31-9C7H9N3O
- 1-(3-Amino-6-methylpyrazin-2-yl)ethanone2091953-72-7C7H9N3O
- 1-(2-Isocyanatopropyl)-1H-imidazole1340171-14-3C7H9N3O
- 2-(2-Isocyanatoethyl)-1-methyl-1H-imidazole1339845-32-7C7H9N3O
- 4-Isocyanato-1-(propan-2-yl)-1H-pyrazole1341627-06-2C7H9N3O
- 4-(Oxetan-3-yl)pyrimidin-2-amine2222935-07-9C7H9N3O
- 3,4-Dihydro-2H-pyrido[3,2-b]-1,4-oxazin-7-amine1514861-79-0C7H9N3O
- 3-Amino-1-(pyrimidin-5-yl)propan-1-one1501112-37-3C7H9N3O
- N-(1-Methylpyrimidin-2(1H)-ylidene)acetamide61996-34-7C7H9N3O
- 1-(3,5-Diaminopyridin-4-yl)ethanone1393553-88-2C7H9N3O
- 1-(2,5-Diaminopyridin-3-yl)ethanone1393553-92-8C7H9N3O
- 6-Methyl-5H,6H,7H,8H-imidazo[1,5-c]pyrimidin-5-one3690-97-9C7H9N3O
- 3-Hydroxy-3-(1-methyl-1H-imidazol-5-yl)propanenitrile1550048-30-0C7H9N3O
- 4-(2-Isocyanatoethyl)-1-methyl-1H-pyrazole1538699-86-3C7H9N3O
- 3-Amino-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one1539546-09-2C7H9N3O
- 3-Cyclopropyl-1-methyl-1H-1,2,4-triazole-5-carbaldehyde1506137-91-2C7H9N3O
- 5-Methoxypyridine-3-carboximidamide1256801-94-1C7H9N3O
- 4-(Dimethylamino)pyrimidine-5-carbaldehyde1554455-04-7C7H9N3O
- 6,7-Dihydro-5H-pyrano[2,3-d]pyrimidin-4-amine337310-92-6C7H9N3O
- 3-Methyl-1,5,6,7-tetrahydropyrazolo[4,3-c]pyridin-4-one1784411-78-4C7H9N3O
- 4-Amino-2-cyclopropylpyrimidin-5-ol80148-00-1C7H9N3O
- 5-Amino-6-methylnicotinamide2384700-36-9C7H9N3O
- 2-Amino-4-methylnicotinamide1874176-49-4C7H9N3O
- 2-(1-Methyl-1H-imidazol-4-yl)-4,5-dihydrooxazole1616781-49-7C7H9N3O
- 5-(Azetidin-3-yloxy)pyrimidine1891293-84-7C7H9N3O
- 5-Cyclopropyl-3-isoxazolecarboximidamide1679340-64-7C7H9N3O
- 6-Methyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-4-one2059932-07-7C7H9N3O
- 3-Hydroxy-3-(1-methyl-1H-pyrazol-5-yl)propanenitrile1592869-87-8C7H9N3O
- 5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxamide2089326-01-0C7H9N3O
- 2-(4-Hydroxy-1H-pyrazol-1-yl)-2-methylpropanenitrile2092709-70-9C7H9N3O
- 1H,2H,3H,4H,6H-Pyrimido[1,2-A][1,3]diazin-6-one879499-51-1C7H9N3O
- N-[(E)-(4,6-Dimethylpyrimidin-2-yl)methylidene]hydroxylamine39232-41-2C7H9N3O
- 6,7-Dihydro-5H-pyrrolo[1,2-A]imidazole-5-carboxamide2177258-01-2C7H9N3O
- 5H,6H,7H-Pyrrolo[1,2-a]imidazole-7-carboxamide2138214-20-5C7H9N3O
- 5-Amino-4-methyl-2-pyridinecarboxamide2722645-88-5C7H9N3O
- (E)-1-(2-Aminopyridin-3-yl)ethanone oxime2417722-63-3C7H9N3O
- 2-(Methoxymethyl)pyrazolo[1,2-a][1,2,3]triazol-4-ium-1-ide1315179-39-5C7H9N3O
- 5-Amino-4-(methylamino)pyridine-2-carbaldehyde1289170-64-4C7H9N3O
- 1-(6-Methylpyridin-2-yl)-1-nitrosomethanamine1820735-07-6C7H9N3O
- (R)-6-Methyl-6,7-dihydroimidazo[1,5-a]pyrazin-8(5H)-one2869901-40-4C7H9N3O
- 5-(Oxetan-3-yl)pyrimidin-2-amine2222937-61-1C7H9N3O
- 3-Pyridinecarbonitrile, 2-amino-3,4,5,6-tetrahydro-5-methyl-6-oxo-851322-21-9C7H9N3O
- 2-Amino-1-(5-methylpyrazin-2-yl)ethan-1-one1027909-58-5C7H9N3O
- 7-Methyl-7,8-dihydroimidazo[1,2-a]pyrazin-6(5H)-one791008-95-2C7H9N3O
- Oxazole, 5-(1-diazoethyl)-2,4-dimethyl-72591-39-0C7H9N3O
- 2-Amino-1-(2-amino-4-pyridinyl)ethanone87121-61-7C7H9N3O
- N,6-Dimethylpyrazine-2-carboxamide90185-89-0C7H9N3O
- 2-(Aminomethyl)nicotinamide953899-23-5C7H9N3O
- N-Methylpyridine-3-carbohydrazide59190-20-4C7H9N3O
- 2-Propanone, 1-(2-imino-1(2H)-pyrimidinyl)-767576-40-9C7H9N3O
- 7-Methyl-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-4-ol205926-69-8C7H9N3O
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 5-Amino-2-propyloxazole-4-carbonitrile, 1,2,3,4-Tetrahydropyrido[2,3-B]pyrazin-6-ol, 2-(Ethylamino)pyrimidine-4-carbaldehyde. 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.