Molecular formula
C8H9NO2
791 compounds have this formula on CompoundList.
- Molar mass
- 151.16g/mol
- Monoisotopic mass
- 163.0828Da
- Atoms
- 20
- Elements
- 4
- Rings plus double bonds
- 5
The formula C8H9NO2 describes a molecule made of 8 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 × 863.56%12.011 × 8 = 96.088 g/mol
- H Hydrogen × 96.00%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 19.27%14.007 × 1 = 14.007 g/mol
- O Oxygen × 221.17%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C8H9NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 400 of 791 compounds
![3,4-Dihydro-2H-pyrano[2,3-b]pyridin-4-ol chemical structure, C8H9NO2, CAS 911826-21-6](/s/ZVXJNBXHDDSCHZ-UHFFFAOYSA-N.svg)
3,4-Dihydro-2H-pyrano[2,3-b]pyridin-4-ol
CAS 911826-21-6C8H9NO2
6-(Methoxymethyl)picolinaldehyde
CAS 890904-66-2C8H9NO2
3-Aminobenzoic-d4 acid methyl ester
CAS 911132-57-5C8H9NO2
5H-Pyrrolizine, 6,7-dihydro-1-formyl-7-alpha-hydroxy-
CAS 28379-57-9C8H9NO2
3-Acetoxy-4-methylpyridine
CAS 1006-96-8C8H9NO2
Benzaldehyde, 3-hydroxy-4-(methylamino)-
CAS 54903-56-9C8H9NO2
3-Acetyl-6-methylpyridin-2(1H)-one
CAS 25957-23-7C8H9NO2
4-Acetyl-1-methylpyridin-2(1H)-one
CAS 27330-27-4C8H9NO2
1-(2-Amino-4-hydroxyphenyl)ethanone
CAS 90033-64-0C8H9NO2
2-(Pyridin-4-yl)propanoic acid
CAS 90005-63-3C8H9NO2
4,5-Dimethylpyridine-3-carboxylic acid
CAS 878794-22-0C8H9NO2
2-(5-Methylpyridin-3-yl)acetic acid
CAS 1000518-77-3C8H9NO2
![2,4,5,6-Tetrahydrocyclopenta[c]pyrrole-1-carboxylic acid chemical structure, C8H9NO2, CAS 144791-44-6](/s/ORZPSLMKWIIQSJ-UHFFFAOYSA-N.svg)
2,4,5,6-Tetrahydrocyclopenta[c]pyrrole-1-carboxylic acid
CAS 144791-44-6C8H9NO2
3-(Prop-2-yn-1-yl)piperidine-2,6-dione
CAS 1343895-36-2C8H9NO2
2-Hydroxy-6-methylbenzamide
CAS 27177-82-8C8H9NO2
D-(-)-2-Phenylglycine-d5
CAS 1246817-98-0C8H9NO2
N-(4-Hydroxy-2-methylphenyl)formamide
CAS 60463-08-3C8H9NO2
4,5,5-Trimethyl-2-oxo-2,5-dihydrofuran-3-carbonitrile
CAS 13332-71-3C8H9NO2
m-Methoxybenzaldoxime
CAS 52707-57-0C8H9NO2
![(NE)-N-[(E)-4-(furan-2-yl)but-3-en-2-ylidene]hydroxylamine chemical structure, C8H9NO2, CAS 6502-39-2](/s/FQVOTFYZEZERCB-NNMZAIBHSA-N.svg)
(NE)-N-[(E)-4-(furan-2-yl)but-3-en-2-ylidene]hydroxylamine
CAS 6502-39-2C8H9NO2
Ethyl nicotinate-d4
CAS 66148-16-1C8H9NO2
2,5-Dimethylpyridine-3-carboxylic acid
CAS 129477-22-1C8H9NO2
2-Methyl-4,5,6,7-tetrahydro-1,3-benzoxazol-4-one
CAS 201024-63-7C8H9NO2
4-Amino-2-methoxybenzaldehyde
CAS 1196-65-2C8H9NO2
- 1-(2-(Hydroxymethyl)pyridin-4-yl)ethanone1392271-34-9C8H9NO2
- (2,3-Dihydrofuro[3,2-c]pyridin-4-yl)methanol1251761-34-8C8H9NO2
- 1 suppliers4-Ethoxypicolinaldehyde16665-43-3C8H9NO2
- L-(+)-2-Phenylglycine-d51246820-68-7C8H9NO2
- Benzenamine, N-(acetyloxy)-71825-04-2C8H9NO2
- 2-Methyl-5-acetoxypyridine4842-89-1C8H9NO2
- 4-Methylphenyl carbamate1850-13-1C8H9NO2
- (1-But-3-ynyl)pyrrolidine-2,5-dione38018-27-8C8H9NO2
- Benzene, 1-methyl-4-(nitromethyl)-29559-27-1C8H9NO2
- 4-(Furan-2-yl)pyrrolidin-2-one88221-11-8C8H9NO2
- 2-Methoxy-6-methylpyridine-3-carbaldehyde72918-04-8C8H9NO2
- 5-Methoxy-6-methylpyridine-3-carbaldehyde123540-28-3C8H9NO2
- Coclauril127350-68-9C8H9NO2
- 2-(3-Methylpyridin-2-yl)acetic acid1000565-37-6C8H9NO2
- D,L-2-Phenylglycine-d5358731-96-1C8H9NO2
- 1-Ethyl-2-oxo-1,2-dihydropyridine-3-carbaldehyde917391-96-9C8H9NO2
- 6-(Cyclopropyloxy)-3-pyridinol1346542-47-9C8H9NO2
- N-(4-Hydroxyphenyl-2,3,5,6-d4)acetamide-2,2,2-d31219798-53-4C8H9NO2
- 2,4,6-Cycloheptatrien-1-one, 5-amino-2-methoxy-701-05-3C8H9NO2
- 2-Dimethylamino-1,4-benzoquinone3958-86-9C8H9NO2
- 3-(Furfuryloxy)propiononitrile42839-13-4C8H9NO2
- 1-(2-Hydroxy-4-methylpyridin-3-yl)ethanone57839-80-2C8H9NO2
- 1-(But-3-en-1-yl)-1H-pyrrole-2,5-dione102506-49-0C8H9NO2
- 5-Amino-2-methoxybenzaldehyde1137622-03-7C8H9NO2
- 5-Hydroxy-2-(methylamino)benzaldehyde70127-99-0C8H9NO2
- N-Methyl-2H-1,3-benzodioxol-4-amine116532-63-9C8H9NO2
- cis-1,2,3,6-Tetrahydrophthalimide-3,3,4,5,6,6-D6203578-24-9C8H9NO2
- N-Phenoxyacetamide5661-50-7C8H9NO2
- N-Prop-2-enylfuran-2-carboxamide63122-36-1C8H9NO2
- 1H-Pyrrole-2-carboxylic acid, 1-(1-propenyl)-, (E)-34600-54-9C8H9NO2
- 1H-Azepine-1-carboxylic acid methyl ester17870-94-9C8H9NO2
- Benzyl-(N-hydroxy)formamide31335-70-3C8H9NO2
- 1-Methyl-3-(nitromethyl)benzene38362-90-2C8H9NO2
- 1H-Pyrrole-2,5-dione, 3-methyl-1-(2-propenyl)-17423-10-8C8H9NO2
- 6-Cyanocyclohex-3-ene-1-carboxylic acid115747-07-4C8H9NO2
- 2-Amino-1-(2-hydroxyphenyl)ethan-1-one72481-17-5C8H9NO2
- 2-Ethyl-4-(hydroxyimino)cyclohexa-2,5-dienone22785-47-3C8H9NO2
- Methyl 5-ethenyl-1H-pyrrole-2-carboxylate198703-16-1C8H9NO2
- 3-Acetyl-2-hydroxymethylpyridine177785-03-4C8H9NO2
- 2 suppliers4-Hydroxymethyl-2-acetyl-pyridine1163254-08-7C8H9NO2
- Acetic acid 3-aminophenyl ester42758-84-9C8H9NO2
- 1-(2-Pyridyloxy)-2-propanone1401081-24-0C8H9NO2
- Prop-2-en-1-yl 1H-pyrrole-2-carboxylate35889-85-1C8H9NO2
- 4-(3-Furyl)-2-pyrrolidinone1367057-70-2C8H9NO2
- 6-Methoxy-4-methylpicolinaldehyde1256788-10-9C8H9NO2
- 2-Methoxy-5-methylisonicotinaldehyde1227515-61-8C8H9NO2
- 3-Methyl-6,7-dihydrobenzo[d]isoxazol-4-ol383377-52-4C8H9NO2
- 1H,3H,4H,6H,7H-Pyrano[3,4-c]pyridin-6-one118872-91-6C8H9NO2
- 4-Cyanobicyclo[2.1.1]hexane-1-carboxylic acid2092839-61-5C8H9NO2
- 2-Methoxy-3-methylisonicotinaldehyde1227603-19-1C8H9NO2
- 3-Methylsalicylaldoxime1007237-12-8C8H9NO2
- 4-[[Hydroxy(methyl)amino]methylidene]cyclohexa-2,5-dien-1-one16089-67-1C8H9NO2
- 2,6-Dimethyl-3-aminobenzoquinone90005-56-4C8H9NO2
- N-Hydroxy-N-(4-methylphenyl)formamide73747-07-6C8H9NO2
- 1,1'-(1H-Pyrrole-2,4-diyl)di(ethan-1-one)63547-61-5C8H9NO2
- 2,3-Dihydro-1H-isoindole-5,6-diol112806-65-2C8H9NO2
- 2,3-Dihydro-1H-pyrrolizine-1-carboxylic acid83820-75-1C8H9NO2
- 3a,4,5,7a-Tetrahydro-1H-isoindole-1,3(2H)-dione52169-61-6C8H9NO2
- 2-Cyclobutanoyloxazole898758-84-4C8H9NO2
- Azetidin-1-yl(furan-2-yl)methanone51425-93-5C8H9NO2
- 1-(Dimethyl-1,2-oxazol-4-yl)prop-2-en-1-one653579-56-7C8H9NO2
- 5-Methoxy-4-methylpyridine-2-carbaldehyde959617-18-6C8H9NO2
- (R)-2-(5-Methylisoxazol-3-yl)but-3-yn-2-ol1202771-72-9C8H9NO2
- (2S)-2-(5-Methyl-1,2-oxazol-3-yl)but-3-yn-2-ol1202771-70-7C8H9NO2
- 7,8-Dihydro-1H-pyrano[4,3-b]pyridin-2(5H)-one1706458-64-1C8H9NO2
- 2-Methyl-6,7-dihydrobenzo[D]oxazol-5(4H)-one1196147-31-5C8H9NO2
- 1-(2-Cyclopropyl-1,3-oxazol-4-yl)ethan-1-one1519375-49-5C8H9NO2
- 5-Amino-2-(hydroxymethyl)benzaldehyde1638771-80-8C8H9NO2
- 5-Methoxy-3-methylpicolinaldehyde1256813-09-8C8H9NO2
- 1-Cyanospiro[2.3]hexane-1-carboxylic acid2166768-89-2C8H9NO2
- 7-Azabicyclo(2.2.1)heptadiene-7-carboxylic acid, methyl ester83060-75-7C8H9NO2
- (4-Methyl-4H-furo[3,2-B]pyrrol-5-yl)methanol859850-84-3C8H9NO2
- 1-Methyl-2-(nitromethyl)benzene38362-89-9C8H9NO2
- (4-Methylphenyl)carbamic acid50443-80-6C8H9NO2
- Pyridinium, 1-(1-carboxyethyl)-, inner salt36880-54-3C8H9NO2
- 2-Pyridinol, 5-methyl-, 2-acetate1007-56-3C8H9NO2
Frequently asked questions
What is the molar mass of C8H9NO2?
The molar mass of C8H9NO2 is 151.16 g/mol, calculated from standard atomic weights for 8 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 163.0828 Da.
How many compounds have the formula C8H9NO2?
CompoundList lists 791 compounds with the molecular formula C8H9NO2, including 3,4-Dihydro-2H-pyrano[2,3-b]pyridin-4-ol, 6-(Methoxymethyl)picolinaldehyde, 3-Aminobenzoic-d4 acid methyl ester. 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 C8H9NO2?
C8H9NO2 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.