Molecular formula
C11H18N2O3
658 compounds have this formula on CompoundList.
- Molar mass
- 226.28g/mol
- Monoisotopic mass
- 231.1631Da
- Atoms
- 34
- Elements
- 4
- Rings plus double bonds
- 4
The formula C11H18N2O3 describes a molecule made of 11 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms 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 × 1158.39%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 188.02%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 212.38%14.007 × 2 = 28.014 g/mol
- O Oxygen × 321.21%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C11H18N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 658 compounds
Pentobarbital
CAS 76-74-4C11H18N2O3
Amobarbital
CAS 57-43-2C11H18N2O3
Pentobarbital, (R)-
CAS 21045-50-1C11H18N2O3
Isopilocarpic acid
CAS 34350-99-7C11H18N2O3
Pilocarpic acid
CAS 28406-15-7C11H18N2O3
![tert-Butyl (1S,3S,5S)-3-carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate chemical structure, C11H18N2O3, CAS 361440-67-7](/s/VLAGXRRGXCNITB-FXQIFTODSA-N.svg)
tert-Butyl (1S,3S,5S)-3-carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate
CAS 361440-67-7C11H18N2O3
Ethyl 1,2,3,4-tetrahydro-6-methyl-2-oxo-4-propyl-5-pyrimidinecarboxylate
CAS 198826-87-8C11H18N2O3
1,1-Dimethylethyl 7-oxo-2,6-diazaspiro(3.4)octane-2-carboxylate
CAS 1234616-51-3C11H18N2O3
Methyl (3-oxodecahydroquinoxalin-2-yl)acetate
CAS 1008583-85-4C11H18N2O3
Ethyl 4-isopropyl-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate
CAS 198826-86-7C11H18N2O3
![rac-tert-Butyl (3aR,6aR)-4-oxo-octahydropyrrolo[3,4-c]pyrrole-2-carboxylate chemical structure, C11H18N2O3, CAS 1251003-89-0](/s/BQFMMOCNINXPIC-JGVFFNPUSA-N.svg)
rac-tert-Butyl (3aR,6aR)-4-oxo-octahydropyrrolo[3,4-c]pyrrole-2-carboxylate
CAS 1251003-89-0C11H18N2O3
![tert-Butyl (1S,5R)-2-oxo-3,8-diazabicyclo[3.2.1]octane-8-carboxylate chemical structure, C11H18N2O3, CAS 1622919-66-7](/s/OXGZIGAYYGRTHO-SFYZADRCSA-N.svg)
tert-Butyl (1S,5R)-2-oxo-3,8-diazabicyclo[3.2.1]octane-8-carboxylate
CAS 1622919-66-7C11H18N2O3
tert-Butyl 5-oxo-2,6-diazaspiro(3.4)octane-2-carboxylate
CAS 1330765-39-3C11H18N2O3
8-Boc-3,8-diazabicyclo(3.2.1)octan-2-one
CAS 417727-40-3C11H18N2O3
tert-Butyl 5-oxo-1,6-diazaspiro(3.4)octane-1-carboxylate
CAS 1049730-83-7C11H18N2O3
![tert-Butyl 6-oxo-2,5-diazaspiro[3.4]octane-2-carboxylate chemical structure, C11H18N2O3, CAS 1373028-62-6](/s/CNVHZRFVBVFHKZ-UHFFFAOYSA-N.svg)
tert-Butyl 6-oxo-2,5-diazaspiro[3.4]octane-2-carboxylate
CAS 1373028-62-6C11H18N2O3
tert-Butyl 4-isocyanatopiperidine-1-carboxylate
CAS 320581-97-3C11H18N2O3
Cyclo(3-Hydroxy-L-Pro-L-Leu)
CAS 115006-86-5C11H18N2O3
Pentobarbital-D5
CAS 52944-66-8C11H18N2O3
tert-Butyl N-(4-oxo-5-azaspiro(2.4)heptan-7-yl)carbamate
CAS 903574-83-4C11H18N2O3
![2-[3-Methyl-1-(3-methylbutyl)-5-oxo-4,5-dihydro-1H-pyrazol-4-yl]acetic acid chemical structure, C11H18N2O3, CAS 1250197-54-6](/s/OLDHSYDEJBUYPX-UHFFFAOYSA-N.svg)
2-[3-Methyl-1-(3-methylbutyl)-5-oxo-4,5-dihydro-1H-pyrazol-4-yl]acetic acid
CAS 1250197-54-6C11H18N2O3
(1-Cyclopentyl-3-oxo-2-piperazinyl)acetic acid
CAS 1042697-00-6C11H18N2O3
1-(Pyrrolidine-1-carbonyl)piperidine-3-carboxylic acid
CAS 1017668-81-3C11H18N2O3
tert-Butyl 3-(cyanomethyl)morpholine-4-carboxylate
CAS 886365-51-1C11H18N2O3
- tert-Butyl N-{2-[(prop-2-yn-1-yl)carbamoyl]ethyl}carbamate478843-29-7C11H18N2O3
- tert-Butyl 3-(N'-hydroxycarbamimidoyl)bicyclo(1.1.1)pentane-1-carboxylate2225181-87-1C11H18N2O3
- Amylbarbital115-58-2C11H18N2O3
- tert-Butyl N-[3-(cyanomethyl)oxolan-3-yl]carbamate2228455-91-0C11H18N2O3
- tert-Butyl 3-(2-isocyanatoethyl)azetidine-1-carboxylate2649067-41-2C11H18N2O3
- tert-Butyl 7-oxo-3,6-diazabicyclo(3.2.1)octane-3-carboxylate2715176-02-4C11H18N2O3
- 5-Heptylpyrimidine-2,4,6(1H,3H,5H)-trione14077-84-0C11H18N2O3
- 2-O-Isopropyl barbitone85445-03-0C11H18N2O3
- Amobarbital-d51190003-63-4C11H18N2O3
- tert-Butyl 1-oxo-2,6-diazaspiro[3.4]octane-6-carboxylate3017205-17-0C11H18N2O3
- Pentobarbital, (S)-5767-32-8C11H18N2O3
- 2-[1-(3-Methyl-2-butenyl)-3-oxo-2-piperazinyl]acetic acid1033600-38-2C11H18N2O3
- Cordysinin A1330197-09-5C11H18N2O3
- 1-(1-Carboxy-3-methylbutyl)-4,5-dimethyl-1H-imidazole 3-oxide126263-09-0C11H18N2O3
- Barbituric acid, 5-butyl-5-isopropyl-53943-63-8C11H18N2O3
- N-Isopropylbarbitone85432-35-5C11H18N2O3
- 4-O-Isopropyl barbitone85432-38-8C11H18N2O3
- 1-[1-(Furan-2-yl)propan-2-yl]-3-(2-methoxyethyl)urea1207000-04-1C11H18N2O3
- Cyclo(hpro-leu)1016899-93-6C11H18N2O3
- 5-Ethyl-5-(2-methylbutyl)barbituric acid36082-56-1C11H18N2O3
- Carbobiotin37842-47-0C11H18N2O3
- 4-(3-Amino-2-oxoazetidinonyl-1)methylcyclohexanecarboxylic acid137232-05-4C11H18N2O3
- 5-(2,2-Dimethylpropyl)-5-ethylpyrimidine-2,4,6(1H,3H,5H)-trione58442-96-9C11H18N2O3
- 2,4,6(1H,3H,5H)-Pyrimidinetrione, 1-methyl-5-(1-methylethyl)-5-propyl-4480-28-8C11H18N2O3
- Isomebumal17013-37-5C11H18N2O3
- tert-Butyl 5-oxo-4,7-diazaspiro[2.5]octane-7-carboxylate1199794-51-8C11H18N2O3
- Mutaaspergillic acid15272-17-0C11H18N2O3
- cis-4-Oxo-hexahydro-pyrrolo[3,4-C]pyrrole-2-carboxylic acid tert-butyl ester1932337-40-0C11H18N2O3
- 1-Boc-4-cyano-4-hydroxypiperidine908140-15-8C11H18N2O3
- tert-Butyl 3-cyano-3-hydroxypiperidine-1-carboxylate1219832-34-4C11H18N2O3
- 5-Oxo-hexahydro-pyrrolo[3,2-b]pyrrole-1-carboxylic acid tert-butyl ester1309879-82-0C11H18N2O3
- tert-Butyl (3R,4R)-4-cyano-3-hydroxypiperidine-1-carboxylate188879-53-0C11H18N2O3
- tert-Butyl 4-cyano-3-hydroxy-piperidine-1-carboxylate1519187-72-4C11H18N2O3
- tert-Butyl 3-oxo-2,6-diazabicyclo[3.2.1]octane-6-carboxylate1803571-82-5C11H18N2O3
- tert-Butyl 3-cyano-3-(hydroxymethyl)pyrrolidine-1-carboxylate1374656-61-7C11H18N2O3
- Barbituric acid, 1,3-dimethyl-5-isopentyl-66941-04-6C11H18N2O3
- tert-Butyl N-(4-cyanooxan-4-yl)carbamate519031-87-9C11H18N2O3
- tert-Butyl 2-(cyanomethyl)morpholine-4-carboxylate259180-69-3C11H18N2O3
- (3AR,6AR)-tert-butyl 5-oxohexahydropyrrolo[3,2-B]pyrrole-1(2H)-carboxylate1251021-42-7C11H18N2O3
- 5,6-Dihydro-1,4-dioxin-2-yl(4-ethyl-1-piperazinyl)methanone521283-70-5C11H18N2O3
- 5-Ethyl-1,3-dimethyl-5-propan-2-yl-1,3-diazinane-2,4,6-trione69855-52-3C11H18N2O3
- 1-(1-Butoxyethyl)-5-methylpyrimidine-2,4(1H,3H)-dione354993-46-7C11H18N2O3
- 2-Imidazolidinone, 4,5-bis((2E)-2-buten-1-yloxy)-1082658-35-2C11H18N2O3
- (2E,4S)-4-Amino-5-[(3S)-2-oxo-3-pyrrolidinyl]-2-pentenoic Acid Ethyl Ester328086-61-9C11H18N2O3
- 4-(2-Oxo-tetrahydro-pyrimidin-1-yl)-cyclohexanecarboxylic acid1609235-37-1C11H18N2O3
- tert-Butyl (1R,3R,5R)-3-carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate1564266-54-1C11H18N2O3
- tert-Butyl (1R,5S,6S)-rel-6-carbamoyl-3-azabicyclo[3.1.0]hexane-3-carboxylate1269429-62-0C11H18N2O3
- 1-Piperidinecarboxylic acid, 4-cyano-3-hydroxy-, 1,1-dimethylethyl ester, trans-C11H18N2O3
- tert-Butyl N-(3-carbamoyl-1-bicyclo[1.1.1]pentanyl)carbamate2170371-88-5C11H18N2O3
- Ethyl 3-(tert-butoxymethyl)-1H-pyrazole-4-carboxylate518990-19-7C11H18N2O3
- tert-Butyl 6-cyano-1,4-oxazepane-4-carboxylate1823484-09-8C11H18N2O3
- N6-(1-Oxo-4-pentyn-1-yl)-L-lysine1167421-22-8C11H18N2O3
- Barbituric acid, 1,3-dimethyl-5-(1-methylbutyl)-66941-07-9C11H18N2O3
- 5-(Butan-2-yl)-5-propylpyrimidine-2,4,6(1H,3H,5H)-trione67050-59-3C11H18N2O3
- 3-Morpholin-4-yl-1-propylpyrrolidine-2,5-dione857494-17-8C11H18N2O3
- [((R)-1-Acetyl-pyrrolidin-3-yl)-cyclopropyl-amino]-acetic acid1354018-71-5C11H18N2O3
- tert-Butyl 3-cyano-4-hydroxypiperidine-1-carboxylate1517428-92-0C11H18N2O3
- tert-Butyl (3R,4S)-3-(cyanomethyl)-4-hydroxypyrrolidine-1-carboxylate1194564-08-3C11H18N2O3
- tert-Butyl 3-cyano-3-(methoxymethyl)azetidine-1-carboxylate2680807-93-4C11H18N2O3
- Barbituric acid, 5-(1,3-dimethylbutyl)-5-methyl-66940-99-6C11H18N2O3
- 5-(Butan-2-yl)-5-ethyl-6-hydroxy-3-methylpyrimidine-2,4(3H,5H)-dione67050-26-4C11H18N2O3
- tert-Butyl 4-(3-hydroxypropyl)-1H-imidazole-1-carboxylate88811-36-3C11H18N2O3
- 1 supplierstert-Butyl 3-carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate1822515-59-2C11H18N2O3
- 1-(Pyrrolidine-1-carbonyl)piperidine-4-carboxylic acid1018504-67-0C11H18N2O3
- tert-Butyl (2s,4r)-4-cyano-2-(hydroxymethyl)pyrrolidine-1-carboxylate1269755-22-7C11H18N2O3
- tert-Butyl 6-carbamoyl-3-azabicyclo[3.1.0]hexane-3-carboxylate1233867-28-1C11H18N2O3
- tert-Butyl N-(3-ethyl-5-methyl-1,2-oxazol-4-yl)carbamate1423027-41-1C11H18N2O3
- tert-Butyl 2-oxo-octahydropyrrolo[3,4-b]pyrrole-5-carboxylate1638760-61-8C11H18N2O3
- tert-Butyl (1R,3S,5R)-3-Carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate1445592-86-8C11H18N2O3
- tert-Butyl 5-(hydroxyimino)-2-azabicyclo[2.2.1]heptane-2-carboxylate207405-61-6C11H18N2O3
- tert-Butyl 2-cyano-2-methylmorpholine-4-carboxylate2166539-35-9C11H18N2O3
- Barbituric acid, 5-methyl-5-(1-methylpentyl)-66843-05-8C11H18N2O3
- Barbituric acid, 1,5-dimethyl-5-(1-methylbutyl)-66941-08-0C11H18N2O3
- Barbituric acid, 5-hexyl-5-methyl-67051-19-8C11H18N2O3
- 2-Imidazolidinone, 4,5-bis(3-butenyloxy)-91216-70-5C11H18N2O3
- 2-Cyclopenten-1-one, 2,5-dihydroxy-5-methyl-3-piperidinoamino-63937-29-1C11H18N2O3
Frequently asked questions
What is the molar mass of C11H18N2O3?
The molar mass of C11H18N2O3 is 226.28 g/mol, calculated from standard atomic weights for 11 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 231.1631 Da.
How many compounds have the formula C11H18N2O3?
CompoundList lists 658 compounds with the molecular formula C11H18N2O3, including Pentobarbital, Amobarbital, Pentobarbital, (R)-. 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 C11H18N2O3?
C11H18N2O3 has a degree of unsaturation of 4. 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.