Molecular formula
C9H9NO3
732 compounds have this formula on CompoundList.
- Molar mass
- 179.18g/mol
- Monoisotopic mass
- 185.0784Da
- Atoms
- 22
- Elements
- 4
- Rings plus double bonds
- 6
The formula C9H9NO3 describes a molecule made of 9 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom 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 × 960.33%12.011 × 9 = 108.099 g/mol
- H Hydrogen × 95.06%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 17.82%14.007 × 1 = 14.007 g/mol
- O Oxygen × 326.79%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C9H9NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 400 of 732 compounds
3-Carbamoyl-4-methoxy-benzaldehyde
CAS 125872-38-0C9H9NO3
Npc274032
CAS 93627-88-4C9H9NO3
1,3-Benzenediol, 5-(4,5-dihydro-2-oxazolyl)-
CAS 24207-30-5C9H9NO3
Benzonitrile, 3,4-dimethoxy-, N-oxide
CAS 153788-75-1C9H9NO3
n-Methyl-3-formyl-2-hydroxybenzamide
CAS 388115-80-8C9H9NO3
2-(5-Methyl-2-nitrophenyl)acetaldehyde
CAS 1026931-49-6C9H9NO3
N-(4-Formyl-3-hydroxyphenyl)acetamide
CAS 60589-39-1C9H9NO3
![4-Hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylic acid chemical structure, C9H9NO3, CAS 50617-57-7](/s/SYBVFYHAJGAETM-UHFFFAOYSA-N.svg)
4-Hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylic acid
CAS 50617-57-7C9H9NO3
2-Oxo-2-(pyridin-3-yl)ethyl acetate
CAS 103440-87-5C9H9NO3
2,3-Dimethyl-6-nitrobenzaldehyde
CAS 109133-82-6C9H9NO3
2-Hydroxy-4,5-dimethoxybenzonitrile
CAS 115661-20-6C9H9NO3
2-Acetyl-6-aminobenzoic acid
CAS 103440-81-9C9H9NO3
2-Ethoxy-6-hydroxybenzoxazole
CAS 439085-77-5C9H9NO3
2-Propen-1-yl 1,6-dihydro-6-oxo-3-pyridinecarboxylate
CAS 191157-26-3C9H9NO3
![[4-(Formylamino)phenyl]acetic acid chemical structure, C9H9NO3, CAS 99357-82-1](/s/ABTXOBBBEFVGPT-UHFFFAOYSA-N.svg)
[4-(Formylamino)phenyl]acetic acid
CAS 99357-82-1C9H9NO3
![N-(2,3-Dihydro-benzo[1,4]dioxin-6-yl)-formamide chemical structure, C9H9NO3, CAS 1043893-79-3](/s/XDJPLLAZSDCAQJ-UHFFFAOYSA-N.svg)
N-(2,3-Dihydro-benzo[1,4]dioxin-6-yl)-formamide
CAS 1043893-79-3C9H9NO3
3-Acetyl-4-aminobenzoic acid
CAS 1821333-12-3C9H9NO3
7-Amino-2,3-dihydrobenzofuran-4-carboxylic acid
CAS 1280666-71-8C9H9NO3
2,6-Dimethoxybenzonitrile oxide
CAS 57626-30-9C9H9NO3
3-(Hydroxyiminomethyl)benzoic acid methyl ester
CAS 344412-41-5C9H9NO3
2-Acetyl-N-hydroxybenzamide
CAS 68998-16-3C9H9NO3
4-Formamido-3-methylbenzoic acid
CAS 80029-31-8C9H9NO3
4-Carbamoyl-3-methylbenzoic acid
CAS 167627-39-6C9H9NO3
(S)-5-Oxo-1,2,3,5-tetrahydroindolizine-3-carboxylic acid
CAS 1190392-31-4C9H9NO3
- Tetrahydro-1H-4,7-methanoisoindole-1,3,5(2H,6H)-trione1379302-46-1C9H9NO3
- 5-(1,3-Dioxolan-2-yl)picolinaldehyde936344-60-4C9H9NO3
- 3-Hydroxy-7-methoxy-2,3-dihydro-1H-indol-2-one1250944-54-7C9H9NO3
- 3-Hydroxy-5-methoxy-2,3-dihydro-1H-indol-2-one871888-23-2C9H9NO3
- 5-[(But-3-yn-1-yl)amino]furan-2-carboxylic acid1342080-74-3C9H9NO3
- 4-(4-Hydroxyphenyl)-1,3-oxazolidin-2-one1059200-23-5C9H9NO3
- 1-(2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-7-yl)ethan-1-one1254044-15-9C9H9NO3
- (2e)-3-(6-Methoxypyridin-2-yl)prop-2-enoic acid1563975-64-3C9H9NO3
- 7-Hydroxy-4-methyl-2H-1,4-benzoxazin-3-one854163-75-0C9H9NO3
- 6-Hydroxy-4-methyl-2H-benzo[b][1,4]oxazin-3(4H)-one855279-11-7C9H9NO3
- Methyl 5-formyl-6-methylpyridine-2-carboxylate1260669-98-4C9H9NO3
- Methyl 5-formyl-3-methylpicolinate1260672-61-4C9H9NO3
- Methyl 6-formyl-4-methylpicolinate1393575-60-4C9H9NO3
- 3-(Pyridin-4-yl)oxetane-3-carboxylic acid1427013-18-0C9H9NO3
- 2-Amino-5-formyl-3-methyl-benzoic acid1423030-59-4C9H9NO3
- (1R)-4-Nitro-2,3-dihydro-1H-inden-1-ol2058059-33-7C9H9NO3
- 4-Pyridinecarboxylic acid, 2-oxopropyl ester1141011-54-2C9H9NO3
- 3-Hydroxy-5H,6H,7H-cyclopenta[c]pyridine-6-carboxylic acid1934396-38-9C9H9NO3
- Methyl 2,3-dihydrofuro[2,3-b]pyridine-4-carboxylate2708278-43-5C9H9NO3
- 4-Methoxy-3,4-dihydro-2H-1,3-benzoxazin-2-one7031-21-2C9H9NO3
- 3,6-Dimethyl-2-nitrobenzaldehyde355133-81-2C9H9NO3
- 8-Hydroxy-6,7-dihydroisoquinoline-1,3(2H,5H)-dione37704-54-4C9H9NO3
- (E)-3-(3-Methoxy-6-pyridyl)acrylic acid173088-63-6C9H9NO3
- Benzene, 1-[(1E)-2-methoxyethenyl]-4-nitro-66821-16-7C9H9NO3
- 2-(2-Nitrophenyl)propanal78266-67-8C9H9NO3
- 2-(2-Methyl-6-nitrophenyl)acetaldehyde85355-47-1C9H9NO3
- 6-Nitro-5-indanol82472-57-9C9H9NO3
- Nitric acid cinnamyl ester90929-16-1C9H9NO3
- Methyl 2-oxo-3-(pyridin-2-yl)propanoate94832-92-5C9H9NO3
- 2-(4-Hydroxy-phenyl)-N-methyl-2-oxo-acetamide847604-59-5C9H9NO3
- Methyl 3-phenyloxaziridine-2-carboxylate134920-16-4C9H9NO3
- 3-(2-Hydroxyphenyl)-1,3-oxazolidin-2-one39123-56-3C9H9NO3
- 2-(4-Nitrophenyl)prop-2-EN-1-ol15121-86-5C9H9NO3
- 4,5-Dimethyl-2-nitrobenzaldehyde170991-13-6C9H9NO3
- 2-(4-Methyl-3-nitrophenyl)oxirane1384189-15-4C9H9NO3
- 1-(6-Acetyl-4-hydroxypyridin-2-yl)ethanone119222-95-6C9H9NO3
- 1-(4-Nitrophenyl)cyclopropan-1-ol1243040-00-7C9H9NO3
- Methyl (3-formylphenyl)carbamate1260852-36-5C9H9NO3
- 2-Methyl-4-(2-nitrovinyl)phenol415704-24-4C9H9NO3
- 1-(3-Hydroxyphenyl)-2-nitrosopropan-1-one85702-58-5C9H9NO3
- Methyl 5-acetylpicolinate1196046-95-3C9H9NO3
- 1-Ethenyl-2-methoxy-4-nitrobenzene1353151-62-8C9H9NO3
- 3-Amino-2,3-dihydro-1-benzofuran-7-carboxylic acid1273677-49-8C9H9NO3
- 6-Hydroxy-2-methyl-2H-benzo[b][1,4]oxazin-3(4H)-one928256-39-7C9H9NO3
- 7-Methoxy-2H-pyrano[2,3-B]pyridin-4(3H)-one1196156-60-1C9H9NO3
- 2-(1,3-Dioxolan-2-yl)isonicotinaldehyde1211587-18-6C9H9NO3
- 4-Acetyl-6-methoxypyridine-2-carbaldehyde1393552-66-3C9H9NO3
- 5H,7H,8H-Pyrano[4,3-b]pyridine-2-carboxylic acid1211532-95-4C9H9NO3
- 5-(Hydroxymethyl)-3,4-dihydro-2H-1,4-benzoxazin-3-one1784896-81-6C9H9NO3
- Methyl 2-[hydroxyiminomethyl]benzoate69053-94-7C9H9NO3
- 2-(3-Methyl-4-nitrophenyl)oxirane1400997-22-9C9H9NO3
- 2-(2-Methyl-4-nitrophenyl)acetaldehyde1431869-41-8C9H9NO3
- (2S)-2-Methyl-2-(4-nitrophenyl)oxirane235096-20-5C9H9NO3
- 1,3-Benzodioxole-4-carbaldehyde O-methyloxime1820748-72-8C9H9NO3
- 5-Oxo-1,2,3,5-tetrahydroindolizine-6-carboxylic acid1889940-80-0C9H9NO3
- 2-(Oxetan-3-yl)isonicotinic acid1800399-41-0C9H9NO3
- Methyl 5,7-dihydrofuro[3,4-b]pyridine-3-carboxylate1648749-97-6C9H9NO3
- 2-(2-Methyl-5-nitrophenyl)acetaldehyde2228956-42-9C9H9NO3
- 4-Amino-2,3-dihydrobenzofuran-7-carboxylic acid1378786-48-1C9H9NO3
- Methyl 3-acetylisonicotinate928714-37-8C9H9NO3
- 7-Hydroxymethyl-3-methylbenz[d]isoxazol-6-ol956517-69-4C9H9NO3
- Methyl 6-(2-oxoethyl)nicotinate2229603-00-1C9H9NO3
- Methyl 2-(6-formylpyridin-3-yl)acetate2782813-47-0C9H9NO3
- 2-(1-Oxo-2,3-dihydro-1H-pyrrolizin-3-yl)acetic acid63547-56-8C9H9NO3
- 2-Amino-3-oxo-3-phenylpropanoic acid56884-61-8C9H9NO3
- 3-Acetyl-2-hydroxybenzamide244287-09-0C9H9NO3
- 2-Nitro-1-(o-tolyl)ethan-1-one71315-64-5C9H9NO3
- 4-Hydroxy-3-methyl-3,4-dihydro-[1,3]benzoxazin-2-one941-88-8C9H9NO3
- Methyl 2-(4-aminophenyl)-2-oxoacetate147983-65-1C9H9NO3
- 1-Azaspiro[3.5]nona-5,8-diene-2,7-dione, 1-methoxy-103831-05-6C9H9NO3
- 3-(1-Methyl-1H-pyrrol-2-yl)oxolane-2,5-dione84289-10-1C9H9NO3
- 2-Cyano-7-oxabicyclo[2.2.1]hept-5-EN-2-yl acetate120056-66-8C9H9NO3
- 5,7-Dihydroxy-4-oxo-1,2,3,4-tetrahydroquinoline65510-97-6C9H9NO3
- N-(2-Hydroxy-3-oxocyclohepta-1,4,6-trien-1-yl)acetamide90909-33-4C9H9NO3
- 2,3-Dihydro-2-methyl-5-nitrobenzofuran93591-73-2C9H9NO3
- 5-Amino-4-methoxy-1-benzofuran-6-ol105849-73-8C9H9NO3
Frequently asked questions
What is the molar mass of C9H9NO3?
The molar mass of C9H9NO3 is 179.18 g/mol, calculated from standard atomic weights for 9 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 185.0784 Da.
How many compounds have the formula C9H9NO3?
CompoundList lists 732 compounds with the molecular formula C9H9NO3, including 3-Carbamoyl-4-methoxy-benzaldehyde, Npc274032, 1,3-Benzenediol, 5-(4,5-dihydro-2-oxazolyl)-. 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 C9H9NO3?
C9H9NO3 has a degree of unsaturation of 6. 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.