Molecular formula
C16H21NO3
763 compounds have this formula on CompoundList.
- Molar mass
- 275.35g/mol
- Monoisotopic mass
- 282.1961Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 7
The formula C16H21NO3 describes a molecule made of 16 carbon atoms, 21 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 × 1669.79%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 217.69%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 15.09%14.007 × 1 = 14.007 g/mol
- O Oxygen × 317.43%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C16H21NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 701 to 763 of 763 compounds
![Benzyl 8-hydroxy-8-methyl-3-azabicyclo[3.2.1]octane-3-carboxylate chemical structure, C16H21NO3, CAS 2763977-12-2](/s/OSTSRGWBNSXNOI-UHFFFAOYSA-N.svg)
Benzyl 8-hydroxy-8-methyl-3-azabicyclo[3.2.1]octane-3-carboxylate
CAS 2763977-12-2C16H21NO3
![Benzyl 4-ethyl-1-(hydroxymethyl)-2-azabicyclo[2.1.1]hexane-2-carboxylate chemical structure, C16H21NO3, CAS 2763914-78-7](/s/JHGVECCRIAOZEB-UHFFFAOYSA-N.svg)
Benzyl 4-ethyl-1-(hydroxymethyl)-2-azabicyclo[2.1.1]hexane-2-carboxylate
CAS 2763914-78-7C16H21NO3
![Benzyl 4-hydroxy-2-azaspiro[4.4]nonane-2-carboxylate chemical structure, C16H21NO3, CAS 2764013-27-4](/s/RZJRGVVQMQTTSL-UHFFFAOYSA-N.svg)
Benzyl 4-hydroxy-2-azaspiro[4.4]nonane-2-carboxylate
CAS 2764013-27-4C16H21NO3
Benzyl 3-cyclopropyl-3-(hydroxymethyl)pyrrolidine-1-carboxylate
CAS 2763985-24-4C16H21NO3
Benzyl 3-ethenyl-3-ethylmorpholine-4-carboxylate
CAS 2770546-44-4C16H21NO3
Benzyl 2-cyclobutyl-4-hydroxypyrrolidine-1-carboxylate
CAS 2770556-75-5C16H21NO3
![Benzyl N-[3-(hydroxymethyl)spiro[3.3]heptan-1-yl]carbamate chemical structure, C16H21NO3, CAS 2770495-72-0](/s/YHPZZPBZEKGPSI-UHFFFAOYSA-N.svg)
Benzyl N-[3-(hydroxymethyl)spiro[3.3]heptan-1-yl]carbamate
CAS 2770495-72-0C16H21NO3
![Benzyl N-[1-(hydroxymethyl)spiro[3.3]heptan-1-yl]carbamate chemical structure, C16H21NO3, CAS 2770501-40-9](/s/LTRPDOVOLRORCL-UHFFFAOYSA-N.svg)
Benzyl N-[1-(hydroxymethyl)spiro[3.3]heptan-1-yl]carbamate
CAS 2770501-40-9C16H21NO3
Benzyl 2,2,5,5-tetramethyl-3-oxopyrrolidine-1-carboxylate
CAS 2770494-64-7C16H21NO3
Benzyl N-(1-methoxybut-3-yn-2-yl)-N-(propan-2-yl)carbamate
CAS 2770556-15-3C16H21NO3
Benzyl 5-hydroxy-octahydro-1H-indole-1-carboxylate
CAS 2283009-09-4C16H21NO3
Methyl 2-(1-benzyl-5-methyl-4-oxopiperidin-3-yl)acetate
CAS 2903431-71-8C16H21NO3
![Benzyl N-{[4-(hydroxymethyl)bicyclo[2.1.1]hexan-2-yl]methyl}carbamate chemical structure, C16H21NO3, CAS 2913403-95-7](/s/CWIPBGOGHVWFBD-UHFFFAOYSA-N.svg)
Benzyl N-{[4-(hydroxymethyl)bicyclo[2.1.1]hexan-2-yl]methyl}carbamate
CAS 2913403-95-7C16H21NO3
![Benzyl 1-oxa-7-azaspiro[3.6]decane-7-carboxylate chemical structure, C16H21NO3, CAS 2383006-21-9](/s/QOVQKRRPXHGIMC-UHFFFAOYSA-N.svg)
Benzyl 1-oxa-7-azaspiro[3.6]decane-7-carboxylate
CAS 2383006-21-9C16H21NO3
Benzyl N-(5-hydroxy-2,5-dimethylhex-3-yn-2-yl)carbamate
CAS 2913412-36-7C16H21NO3
3-(Cyclohexylcarbamoyl)-2-ethylbenzoic acid
CAS 3078347-56-2C16H21NO3
2-Ethyl-3-(2-methylpiperidine-1-carbonyl)benzoic acid
CAS 3078361-34-6C16H21NO3
2-Ethyl-3-(4-methylpiperidine-1-carbonyl)benzoic acid
CAS 3078372-86-5C16H21NO3
3-(Cyclopentylcarbamoyl)-2-isopropylbenzoic acid
CAS 3078384-56-9C16H21NO3
2-Isopropyl-3-(piperidine-1-carbonyl)benzoic acid
CAS 3078372-44-5C16H21NO3
2-Cyclopropyl-3-(pentylcarbamoyl)benzoic acid
CAS 3078372-56-9C16H21NO3
(3-Hydroxy-4-(tetrahydro-2H-pyran-4-yl)phenyl)(pyrrolidin-1-yl)methanone
CAS 3078410-23-5C16H21NO3
4-(3-Amino-3-methylbut-1-yn-1-yl)-2-isopropoxyphenyl acetate
CAS 2756102-31-3C16H21NO3
3-Cyclohexyl-5-(ethylcarbamoyl)benzoic acid
CAS 3078576-72-1C16H21NO3
- 3-Cyclohexyl-5-(dimethylcarbamoyl)benzoic acid3078557-26-0C16H21NO3
- 4,5-Dimethoxy-N-(1-methylcyclobutyl)-2-vinylbenzamide3078563-52-4C16H21NO3
- tert-Butyl 8-formyl-5-methyl-1,2,3,4-tetrahydroisoquinoline-2-carboxylate3017242-04-2C16H21NO3
- Methyl 1-Benzyl-4,4-dimethyl-3-oxopiperidine-2-carboxylate2437201-80-2C16H21NO3
- Benzyl (R)-2-(2-oxopropyl)piperidine-1-carboxylate184535-06-6C16H21NO3
- 6,7-Dimethoxy-3,4-dihydro-1H-spiro[naphthalene-2,2'-piperidin]-1-one205878-26-8C16H21NO3
- 1-Acetyl-3-[(4-methoxyphenyl)methyl]piperidine-3-carbaldehyde403482-04-2C16H21NO3
- 5-(sec-Butoxy)-2-(2-methoxyethyl)isoquinolin-1(2H)-one903304-10-9C16H21NO3
- (2S)-2-Benzyl-4-oxopyrrolidine, N-BOC protected1212231-40-7C16H21NO3
- (2R)-2-Benzyl-4-oxopyrrolidine, N-BOC protected1212338-64-1C16H21NO3
- Methyl (2S,4S)-4-(5,6,7,8-tetrahydro-1-naphthalenyloxy)-2-pyrrolidinecarboxylateC16H21NO3
- 1-(4-Isobutylphenyl)-2-morpholinoethane-1,2-dione1267254-90-9C16H21NO3
- rel-Methyl (2R,4R)-4-((5,6,7,8-tetrahydronaphthalen-1-yl)oxy)pyrrolidine-2-carboxylateC16H21NO3
- 7-Oxa-1-azaspiro[4.4]nonan-6-one, 2-(2-hydroxyethyl)-1-(phenylmethyl)-, (2R,5R)-rel-127655-05-4C16H21NO3
- tert-Butyl (2S,4R)-2-formyl-4-phenylpyrrolidine-1-carboxylate2380452-37-7C16H21NO3
- 1-[1-(4-Methoxyphenyl)ethyl]-4-propanoylpyrrolidin-2-oneC16H21NO3
- tert-Butyl (3aS,8R,8aS)-8-hydroxy-3,3a,8,8a-tetrahydroindeno[1,2-c]pyrrole-2(1H)-carboxylate1932472-63-3C16H21NO3
- Benzyl 2-oxa-8-azaspiro[4.5]decane-8-carboxylate1824020-65-6C16H21NO3
- Benzyl 2-(2-(hydroxymethyl)cyclopropyl)pyrrolidine-1-carboxylate1824018-51-0C16H21NO3
- 3-Benzyl-9-hydroxy-3-azabicyclo[3.3.1]nonane-1-carboxylic acid1934759-85-9C16H21NO3
- 2-(N-(3-Methylbut-2-en-1-yl)butyramido)benzoic acid2688708-54-3C16H21NO3
- (5R)-1-Benzyl-2-(2-hydroxyethyl)-7-oxa-1-azaspiro[4.4]nonan-6-oneC16H21NO3
- tert-Butyl 2,3,4,9b-tetrahydro-1H-chromeno[3,4-c]pyrrole-3a-carboxylateC16H21NO3
- (2R,3S)-4-Cyclopentyl-3-phenylmorpholine-2-carboxylic acid2096396-53-9C16H21NO3
- (2S,3S)-3-Phenyl-1-pivaloylpyrrolidine-2-carboxylic acid1715050-01-3C16H21NO3
- Ethyl 5-methoxy-1,2,4,6-tetramethyl-indole-3-carboxylate2632467-93-5C16H21NO3
- tert-Butyl (1R)-5-formyl-1-methyl-3,4-dihydro-1H-isoquinoline-2-carboxylate3033022-79-3C16H21NO3
- Ethyl (2R)-1-benzyl-2-methyl-4-oxopiperidine-3-carboxylate2375172-70-4C16H21NO3
- Benzyl N-[(1S)-1-(1-bicyclo[1.1.1]pentanylmethyl)-2-hydroxy-ethyl]carbamate2940876-92-4C16H21NO3
- Benzyl N-[1-(1-bicyclo[1.1.1]pentanylmethyl)-2-hydroxy-ethyl]carbamate2940951-23-3C16H21NO3
- Methyl cis-2-benzyl-1,3,4,6,7,7a-hexahydropyrano[3,4-c]pyrrole-3a-carboxylate2696257-55-1C16H21NO3
- tert-Butyl (5R)-3-oxo-5-phenyl-piperidine-1-carboxylate1601476-01-0C16H21NO3
- 2,3-Dihydro-N-(2-methylcyclohexyl)-1,4-benzodioxin-5-carboxamide2326131-67-1C16H21NO3
- Benzyl (2S)-2-[(2R)-oxolan-2-yl]pyrrolidine-1-carboxylate2740354-66-7C16H21NO3
- rac-Benzyl (1R,5R,8S)-8-hydroxy-2-azabicyclo[3.3.1]nonane-2-carboxylate2679933-02-7C16H21NO3
- rac-Benzyl N-[(1R,5S,6R,7R)-7-(hydroxymethyl)bicyclo[3.2.0]heptan-6-yl]carbamate2679816-39-6C16H21NO3
- rac-Benzyl N-[(2R,6R)-6-(hydroxymethyl)bicyclo[2.2.1]heptan-2-yl]carbamate2680522-94-3C16H21NO3
- tert-Butyl (3S,4R)-3-formyl-4-phenylpyrrolidine-1-carboxylate2994333-87-6C16H21NO3
- Methyl (2S)-4-(5,6,7,8-tetrahydronaphthalen-1-yloxy)pyrrolidine-2-carboxylateC16H21NO3
Frequently asked questions
What is the molar mass of C16H21NO3?
The molar mass of C16H21NO3 is 275.35 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 282.1961 Da.
How many compounds have the formula C16H21NO3?
CompoundList lists 763 compounds with the molecular formula C16H21NO3, including Benzyl 8-hydroxy-8-methyl-3-azabicyclo[3.2.1]octane-3-carboxylate, Benzyl 4-ethyl-1-(hydroxymethyl)-2-azabicyclo[2.1.1]hexane-2-carboxylate, Benzyl 4-hydroxy-2-azaspiro[4.4]nonane-2-carboxylate. 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 C16H21NO3?
C16H21NO3 has a degree of unsaturation of 7. 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.