Molecular formula
C5H9NO2
418 compounds have this formula on CompoundList.
- Molar mass
- 115.13g/mol
- Monoisotopic mass
- 125.0795Da
- Atoms
- 17
- Elements
- 4
- Rings plus double bonds
- 2
The formula C5H9NO2 describes a molecule made of 5 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom 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 × 552.16%12.011 × 5 = 60.055 g/mol
- H Hydrogen × 97.88%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 112.17%14.007 × 1 = 14.007 g/mol
- O Oxygen × 227.79%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C5H9NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 418 compounds
L-Proline
CAS 147-85-3C5H9NO2
Proline DL-form
CAS 609-36-9C5H9NO2
2-Amino-4-pentenoic acid
CAS 7685-44-1C5H9NO2
1-Aminocyclobutanecarboxylic acid
CAS 22264-50-2C5H9NO2
D-Proline
CAS 344-25-2C5H9NO2
s-Allylglycine
CAS 16338-48-0C5H9NO2
5-(Hydroxymethyl)pyrrolidin-2-one
CAS 62400-75-3C5H9NO2
3-Acetamidopropanal
CAS 73323-68-9C5H9NO2
N-Formylmorpholine
CAS 4394-85-8C5H9NO2
N-Allylglycine
CAS 3182-77-2C5H9NO2
Methyl 3-aminocrotonate
CAS 14205-39-1C5H9NO2
3-Pyrrolidinecarboxylic acid
CAS 59378-87-9C5H9NO2
N-Methylacetoacetamide
CAS 20306-75-6C5H9NO2
N-(2-Hydroxyethyl)acrylamide (stabilized with MEHQ)
CAS 7646-67-5C5H9NO2
Methylolmethacrylamide
CAS 923-02-4C5H9NO2
(S)-5-(Hydroxymethyl)-2-pyrrolidinone
CAS 17342-08-4C5H9NO2
Methyl 1-aminocyclopropanecarboxylate
CAS 72784-43-1C5H9NO2
N-Methyldiacetamide
CAS 1113-68-4C5H9NO2
3,3-Dimethoxypropiononitrile
CAS 57597-62-3C5H9NO2
5-Hydroxypiperidin-2-one
CAS 19365-07-2C5H9NO2
2-Pyrrolidinone, 1-(hydroxymethyl)-
CAS 15438-71-8C5H9NO2
2-(Cyclopropylamino)acetic acid
CAS 10294-18-5C5H9NO2
2-Piperidinone, 1-hydroxy-
CAS 26546-87-2C5H9NO2
2-Amino-2-cyclopropylacetic acid
CAS 15785-26-9C5H9NO2
- 1 suppliers5-Hydroxy-N-methylpyrrolidone41194-00-7C5H9NO2
- 1 suppliersPterolactam38072-88-7C5H9NO2
- 3 suppliers3-Hydroxypiperidin-2-one19365-08-3C5H9NO2
- Nitrocyclopentane2562-38-1C5H9NO2
- Allyl glycinate59765-55-8C5H9NO2
- 1 suppliers1-(Aminomethyl)cyclopropanecarboxylic acid139126-45-7C5H9NO2
- 2-Aminocyclobutane-1-carboxylic acid160191-57-1C5H9NO2
- 2 suppliers4,4-Dimethyl-1,3-oxazolidin-2-one26654-39-7C5H9NO2
- 1 suppliers4-Hydroxymethyl-pyrrolidin-2-one64320-89-4C5H9NO2
- 3 suppliers(R)-(-)-5-(Hydroxymethyl)-2-pyrrolidinone66673-40-3C5H9NO2
- 1 suppliers(3R)-3-Pyrrolidinecarboxylic acid72580-54-2C5H9NO2
- 9 suppliers(2S)-2-Amino-2-cyclopropylacetic acid49606-99-7C5H9NO2
- 2-Aminocyclobutanecarboxylic acid, trans-84585-77-3C5H9NO2
- 2 suppliers4-Hydroxy-2-piperidinone476014-76-3C5H9NO2
- 2-Oxazolidinone, 5,5-dimethyl-1121-83-1C5H9NO2
- 4 suppliers1,4-Oxazepan-5-one10341-26-1C5H9NO2
- N-(Oxan-4-ylidene)hydroxylamine61128-73-2C5H9NO2
- rel-(1R,2R)-2-(Aminomethyl)cyclopropanecarboxylic acid36489-13-1C5H9NO2
- 1-(3-Hydroxyazetidin-1-yl)ethan-1-one118972-96-6C5H9NO2
- Methallyl carbamate2114-14-9C5H9NO2
- 4,4-Dimethyl-1,2-oxazolidin-3-one81778-07-6C5H9NO2
- 1 suppliers1,4-Oxazepan-3-one61108-69-8C5H9NO2
- 1 suppliers1-(Hydroxymethyl)cyclopropane-1-carboxamide1123169-27-6C5H9NO2
- 1-Aza-4,6-dioxabicyclo(3.3.0)octane5780-34-7C5H9NO2
- N-Methoxy-N-methylprop-2-enamide193634-77-4C5H9NO2
- 3 suppliers(R)-Amino cyclopropyl acetic acid49607-01-4C5H9NO2
- 1 suppliers2-Propenamide, N-(methoxymethyl)-3644-11-9C5H9NO2
- 3-Hydroxy-1-methylpyrrolidin-2-one132996-63-5C5H9NO2
- 1-Methylazetidine-3-carboxylic acid875629-26-8C5H9NO2
- Oxolane-2-carboxamide91470-28-9C5H9NO2
- (S)-(-)-Tetrahydrofuran-2-carboxamide498573-81-2C5H9NO2
- Oxolane-3-carboxamide871677-92-8C5H9NO2
- 5,5-Dimethyl-1,2-oxazolidin-3-one62243-00-9C5H9NO2
- (4R)-4-Hydroxypiperidin-2-one1051316-41-6C5H9NO2
- 1 suppliers(4S)-4-Hydroxypiperidin-2-one476014-92-3C5H9NO2
- (5R)-5-Methylmorpholin-3-one119844-67-6C5H9NO2
- 3-(Hydroxymethyl)pyrrolidin-2-one76220-94-5C5H9NO2
- 1-Isocyanato-3-methoxypropane7019-13-8C5H9NO2
- 3-(2-Hydroxyethoxy)propiononitrile24298-26-8C5H9NO2
- (1E)-3-Methyl-1-nitro-1-butene27675-38-3C5H9NO2
- (2R)-1-Methylazetidine-2-carboxylic acid255883-21-7C5H9NO2
- 5-Nitropent-1-ene23542-51-0C5H9NO2
- 4-Hydroxy-4-methylpyrrolidin-2-one53598-98-4C5H9NO2
- 2 suppliers(S)-5-Hydroxypiperidin-2-one24211-54-9C5H9NO2
- (R)-5-Hydroxy-piperidin-2-one102774-92-5C5H9NO2
- (5S)-5-Methylmorpholin-3-one119844-66-5C5H9NO2
- 2-Hydroxy-N-(prop-2-en-1-yl)acetamide98071-17-1C5H9NO2
- (4S)-4-(Hydroxymethyl)pyrrolidin-2-one476423-84-4C5H9NO2
- (4R)-4-(Hydroxymethyl)pyrrolidin-2-one1165450-70-3C5H9NO2
- N-Methoxycyclopropanecarboxamide93630-17-2C5H9NO2
- 5 suppliers(+)-Allylglycine54594-06-8C5H9NO2
- 1 suppliers2-(Aminomethyl)cyclopropane-1-carboxylic acid215597-45-8C5H9NO2
- Ethane, 1-ethoxy-2-isocyanato-7019-12-7C5H9NO2
- 2-(2-Methoxyethoxy)acetonitrile135290-24-3C5H9NO2
- (6R)-6-Methylmorpholin-3-one127958-66-1C5H9NO2
- (3-Methyl-4,5-dihydro-1,2-oxazol-5-yl)methanol77790-73-9C5H9NO2
- 2,2-Dimethoxypropanenitrile53981-66-1C5H9NO2
- 4-Hydroxy-1-methylpyrrolidin-2-one222856-39-5C5H9NO2
- 4-Methoxypyrrolidin-2-one89417-37-8C5H9NO2
- 3-Hydroxycyclobutane-1-carboxamide1557658-72-6C5H9NO2
- 5-Ethyloxazolidin-2-one25664-78-2C5H9NO2
- 1-(Azetidin-1-yl)-2-hydroxyethan-1-one1153758-04-3C5H9NO2
- rac-(2R,4S)-4-Methylazetidine-2-carboxylic acid2241129-92-8C5H9NO2
- 6-Methyl-1,3-oxazinan-2-one42202-89-1C5H9NO2
- 2-Ethoxy-4,5-dihydro-1,3-oxazole4075-55-2C5H9NO2
- (6S)-6-Methylmorpholin-3-one127958-67-2C5H9NO2
- 1-Hydroxycyclobutane-1-carboxamide1247705-07-2C5H9NO2
- (1S,2R)-2-(Aminomethyl)cyclopropane-1-carboxylic acid324080-83-3C5H9NO2
- (4S,5S)-4-Hydroxy-5-methylpyrrolidin-2-one151004-19-2C5H9NO2
- (2-Nitroethyl)cyclopropane1360591-19-0C5H9NO2
- 3-Hydroxy-3-methylpyrrolidin-2-one15166-70-8C5H9NO2
- N-Cyclopropyl-2-hydroxyacetamide1011573-71-9C5H9NO2
- (4S)-4-Hydroxy-1-methylpyrrolidin-2-one141629-21-2C5H9NO2
- (4R)-4-Hydroxy-1-methylpyrrolidin-2-one252642-41-4C5H9NO2
- rac-(3aR,6aR)-hexahydrofuro[3,4-d][1,2]oxazole2307782-43-8C5H9NO2
- 4-Methylazetidine-2-carboxylic acid1779725-63-1C5H9NO2
Frequently asked questions
What is the molar mass of C5H9NO2?
The molar mass of C5H9NO2 is 115.13 g/mol, calculated from standard atomic weights for 5 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 125.0795 Da.
How many compounds have the formula C5H9NO2?
CompoundList lists 418 compounds with the molecular formula C5H9NO2, including L-Proline, Proline DL-form, 2-Amino-4-pentenoic 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 C5H9NO2?
C5H9NO2 has a degree of unsaturation of 2. 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.