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 401 to 500 of 763 compounds
3-(6-CyclohexYl-Oxy-Pyridin-3-Yl)-Acrylic Acid Ethyl Ester
CAS 912761-01-4C16H21NO3
1H-Indole-1-butanoic acid, 2,3-dihydro-I+/--methyl-I+/--(1-methylethyl)-I(3)-oxo-
CAS 1154909-51-9C16H21NO3
Ethyl 1-acetyl-3-anilinocyclopentane-1-carboxylate
CAS 833461-30-6C16H21NO3
Benzyl 2-propanoylpiperidine-1-carboxylate
CAS 2680703-61-9C16H21NO3
![7-[(1-Oxo-3-phenyl-2-propen-1-yl)amino]heptanoic acid chemical structure, C16H21NO3, CAS 204852-81-3](/s/TYYLJWFWJQDBKM-UHFFFAOYSA-N.svg)
7-[(1-Oxo-3-phenyl-2-propen-1-yl)amino]heptanoic acid
CAS 204852-81-3C16H21NO3
Methyl 1-(3,4-dimethylbenzoyl)-3-piperidinecarboxylate
CAS 1354488-94-0C16H21NO3
2-Pentenoic acid, 4-(acetylamino)-4-(3-methylphenyl)-, ethyl ester, (2E)-
CAS 1352814-11-9C16H21NO3
tert-Butyl 2-oxo-4-phenylpiperidine-1-carboxylate
CAS 766513-26-2C16H21NO3
1-(N-Methylacetamido)-4-phenylcyclohexane-1-carboxylic acid
CAS 1485098-07-4C16H21NO3
![5-[(Diethylamino)methyl]-2-benzofurancarboxylic acid ethyl ester chemical structure, C16H21NO3, CAS 110490-78-3](/s/JXSLWFYBGCBRHW-UHFFFAOYSA-N.svg)
5-[(Diethylamino)methyl]-2-benzofurancarboxylic acid ethyl ester
CAS 110490-78-3C16H21NO3
tert-Butyl (2-(2-cyclopropylphenyl)-2-oxoethyl)carbamate
CAS 1332886-16-4C16H21NO3
![3-[2-(4-tert-Butylphenyl)ethenyl]-3-(nitromethyl)oxetane chemical structure, C16H21NO3, CAS 922501-12-0](/s/LXRNAIWQSBSVIZ-UHFFFAOYSA-N.svg)
3-[2-(4-tert-Butylphenyl)ethenyl]-3-(nitromethyl)oxetane
CAS 922501-12-0C16H21NO3
![Benzyl 8-oxa-2-azaspiro[4.5]decane-2-carboxylate chemical structure, C16H21NO3, CAS 1420840-71-6](/s/ADTYBUNFAYNIMT-UHFFFAOYSA-N.svg)
Benzyl 8-oxa-2-azaspiro[4.5]decane-2-carboxylate
CAS 1420840-71-6C16H21NO3
![Benzyl 2-(hydroxymethyl)-6-azaspiro[3.4]octane-6-carboxylate chemical structure, C16H21NO3, CAS 1420958-48-0](/s/CQOVMZQGVAULBM-UHFFFAOYSA-N.svg)
Benzyl 2-(hydroxymethyl)-6-azaspiro[3.4]octane-6-carboxylate
CAS 1420958-48-0C16H21NO3
![1-Oxa-8-azaspiro[4.5]decane-2-carboxylic acid, 8-(phenylmethyl)- chemical structure, C16H21NO3, CAS 1055928-05-6](/s/NWLOLLSPMVYDQW-UHFFFAOYSA-N.svg)
1-Oxa-8-azaspiro[4.5]decane-2-carboxylic acid, 8-(phenylmethyl)-
CAS 1055928-05-6C16H21NO3
1-Boc-3-formyl-3-phenyl-pyrrolidine
CAS 1414958-91-0C16H21NO3
Ethyl 4-cyclopentyl-2,3-dihydro-1,4-benzoxazine-2-carboxylate
CAS 939410-94-3C16H21NO3
![4-[2-[(2-Furanylmethyl)methylamino]propyl]-2-methoxyphenol chemical structure, C16H21NO3, CAS 101899-00-7](/s/ZBFPKNIKXCZDGX-UHFFFAOYSA-N.svg)
4-[2-[(2-Furanylmethyl)methylamino]propyl]-2-methoxyphenol
CAS 101899-00-7C16H21NO3
3-(2,5-Diethoxyanilino)cyclohex-2-en-1-one
CAS 145657-27-8C16H21NO3
![5-[1-Hydroxy-2-(4-piperidinyl)ethyl]-4-methyl-1(3H)-isobenzofuranone chemical structure, C16H21NO3, CAS 1428479-13-3](/s/LQNHGQGEWATNJM-UHFFFAOYSA-N.svg)
5-[1-Hydroxy-2-(4-piperidinyl)ethyl]-4-methyl-1(3H)-isobenzofuranone
CAS 1428479-13-3C16H21NO3
tert-Butyl 8-ethenyl-6-hydroxy-3,4-dihydro-1H-isoquinoline-2-carboxylate
CAS 1579518-78-7C16H21NO3
![5H-Oxazolo[3,2-a]pyridin-5-one, hexahydro-3-(hydroxymethyl)-6,8a-dimethyl-2-phenyl-, [2S-(2I+/-,3I(2),6I(2),8aI(2))]- chemical structure, C16H21NO3, CAS 116950-03-9](/s/QUMCAXKLEUZCSW-AOLWHUPESA-N.svg)
5H-Oxazolo[3,2-a]pyridin-5-one, hexahydro-3-(hydroxymethyl)-6,8a-dimethyl-2-phenyl-, [2S-(2I+/-,3I(2),6I(2),8aI(2))]-
CAS 116950-03-9C16H21NO3
tert-Butyl 8-formyl-1,3,4,5-tetrahydro-2-benzazepine-2-carboxylate
CAS 1158760-51-0C16H21NO3
![(R)-2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetic acid chemical structure, C16H21NO3, CAS 2304000-57-3](/s/WOBPBSWVWCCPLE-HNNXBMFYSA-N.svg)
(R)-2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetic acid
CAS 2304000-57-3C16H21NO3
- [3-(3-Ethynylphenoxy)-propyl]-carbamic acid tert-butyl ester1192364-67-2C16H21NO3
- tert-Butyl 5-formyl-1-methyl-3,4-dihydro-1H-isoquinoline-2-carboxylate1896028-39-9C16H21NO3
- Cyclopentyl 4-(cyclopentyloxy)picolinate1622854-66-3C16H21NO3
- (R)-1-Boc-6-phenyl-2-piperidinone1956436-99-9C16H21NO3
- Benzyl (2-methyl-2-(3-oxocyclobutyl)propyl)carbamate2097964-21-9C16H21NO3
- 1-{2-[1-Hydroxy-1-(4-methoxyphenyl)ethyl]pyrrolidin-1-yl}prop-2-en-1-one2094316-05-7C16H21NO3
- 4-Ethoxy-N-[(1-hydroxycyclohex-2-en-1-yl)methyl]benzamide2097900-51-9C16H21NO3
- N-[(1-Hydroxycyclohex-2-en-1-yl)methyl]-2-(2-methylphenoxy)acetamide2097883-50-4C16H21NO3
- Benzyl 3-methyl-3-(2-oxoethyl)piperidine-1-carboxylate1374654-01-9C16H21NO3
- Benzyl 5-hydroxy-octahydro-1H-isoindole-2-carboxylate1934770-68-9C16H21NO3
- Ethyl 1-Benzyl-2-methyl-5-oxopiperidine-4-carboxylate2158299-17-1C16H21NO3
- tert-Butyl 5-propionylindoline-1-carboxylate2023446-49-1C16H21NO3
- 3,5-Dimethyl-7-(3-methylbutanoyl)-2,3-dihydro-1,5-benzoxazepin-4(5H)-one1267101-22-3C16H21NO3
- Ethyl 4-(2,3-dihydro-1-benzofuran-5-yl)-1-methylpyrrolidine-3-carboxylate2325992-87-6C16H21NO3
- Methyl 2-amino-2-[3-(2-ethoxyphenyl)bicyclo[1.1.1]pentan-1-yl]acetate2287259-34-9C16H21NO3
- Methyl 2-amino-2-[3-(4-methoxy-2-methylphenyl)bicyclo[1.1.1]pentan-1-yl]acetate2287260-25-5C16H21NO3
- (R)-tert-Butyl 2-oxo-6-phenylpiperidine-1-carboxylateC16H21NO3
- tert-Butyl N-{5-oxo-6,7,8,9-tetrahydro-5H-benzo[7]annulen-2-yl}carbamate1881282-58-1C16H21NO3
- tert-Butyl (r)-3-benzoylpyrrolidine-1-carboxylate2154904-33-1C16H21NO3
- 1-(4-Phenyloxane-4-carbonyl)pyrrolidin-3-ol2325965-04-4C16H21NO3
- Benzyl (4-formyl-1-methylcyclohexyl)carbamate2387920-46-7C16H21NO3
- Octyl 1,3-benzoxazole-2-carboxylate49559-63-9C16H21NO3
- N-{4-Methyl-3-[(oxan-4-yl)methoxy]phenyl}prop-2-enamide2411267-16-6C16H21NO3
- tert-Butyl (2-(3-ethynyl-5-methylphenoxy)ethyl)carbamate2804121-54-6C16H21NO3
- Benzyl (4aR,7R,7aR)-7-hydroxyoctahydro-2H-cyclopenta[c]pyridine-2-carboxylate2920232-19-3C16H21NO3
- Benzyl 3-(1-hydroxycyclopropyl)piperidine-1-carboxylate2680771-51-9C16H21NO3
- rac-tert-Butyl (2R,6R)-8-oxa-4-azatricyclo[7.4.0.0,2,6]trideca-1(13),9,11-triene-6-carboxylateC16H21NO3
- rel-Benzyl (1R,6R)-7-hydroxy-7-methyl-2-azabicyclo[4.2.0]octane-2-carboxylate2770964-10-6C16H21NO3
- tert-Butyl 7-(prop-1-en-2-yl)-2,3-dihydro-4H-1,4-benzoxazine-4-carboxylate1824018-28-1C16H21NO3
- (4aS,10bS)-9-Methoxy-4-propyl-4a,5,6,10b-tetrahydro-2H-naphtho[1,2-b][1,4]oxazin-3(4H)-one88058-71-3C16H21NO3
- tert-Butyl (3-hydroxy-1-phenylpent-4-yn-2-yl)carbamate1824210-93-6C16H21NO3
- 2-{[2-(Cyclopropylmethyl)-1,2,3,4-tetrahydroisoquinolin-5-yl]oxy}propanoic acid1705579-44-7C16H21NO3
- (6R)-6-(Acetylamino)-5,6,7,8-tetrahydro-2-methyl-1-naphthalenepropanoic acid1185254-08-3C16H21NO3
- 2-(Cyclohexyloxy)-6-formyl-N,N-dimethylbenzamide1289046-73-6C16H21NO3
- 2,8-Dimethoxy-I+/-,I+/--dimethyl-3-quinolinepropanol42521-89-1C16H21NO3
- 3-(Furan-3-carbonyl)-1,7-dimethyloctahydro-4H-quinolizin-4-one3394-38-5C16H21NO3
- tert-Butyl [(2,6-dimethyl-1H-indol-4-yl)oxy]acetate889675-10-9C16H21NO3
- Ethyl 2-cyano-3-(4-methoxyphenyl)-3-methylpentanoate55417-51-1C16H21NO3
- tert-Butyl 5-(3-hydroxyphenyl)-1,2,3,6-tetrahydropyridine-1-carboxylate2413886-36-7C16H21NO3
- 1-Cyclobutyl-2-[(3,4-dihydro-2H-1,5-benzodioxepin-6-yloxy)methyl]aziridine2411249-37-9C16H21NO3
- Benzyl 2-[3-(pyrrolidin-1-yl)oxetan-3-yl]acetate2694728-18-0C16H21NO3
- Methyl 2-benzyl-octahydropyrano[3,4-c]pyrrole-3a-carboxylate2243508-73-6C16H21NO3
- Benzyl N-{1-methyl-2-oxabicyclo[2.2.2]octan-4-yl}carbamate2866317-97-5C16H21NO3
- 1,1-Dimethylethyl 2,5-dihydro-3-[3-(hydroxymethyl)phenyl]-1H-pyrrole-1-carboxylate2863690-60-0C16H21NO3
- Methyl 4-(1-oxa-8-azaspiro[4.5]decan-7-yl)benzoate2760791-60-2C16H21NO3
- Benzyl N-[(1R)-1-(1-bicyclo[1.1.1]pentanylmethyl)-2-hydroxy-ethyl]carbamate2940861-49-2C16H21NO3
- 4-[(4-Methyl-1-phenylpentan-3-yl)amino]-4-oxobut-2-enoic acid4812-71-9C16H21NO3
- (Z)-4-[(4-Methyl-1-phenylpentan-3-yl)amino]-4-oxobut-2-enoic acidC16H21NO3
- N1-(4-acetyl-3-hydroxy-6-prop-1-enyl-2-propylphenyl)acetamide248595-38-2C16H21NO3
- (R)-N-tert-Butyloxycarbonyl-2-phenyl-piperidin-3-one405517-45-5C16H21NO3
- tert-Butyl (4-(3-methoxyphenyl)but-3-yn-1-yl)carbamate905293-03-0C16H21NO3
- tert-Butyl (4-(2-methoxyphenyl)but-3-yn-1-yl)carbamate905293-06-3C16H21NO3
- Pent-4-yn-2-yl (4-ethoxy-3,5-dimethylphenyl)carbamate84971-17-5C16H21NO3
- Prop-2-yn-1-yl (3-ethyl-5-methyl-4-propoxyphenyl)carbamate84971-48-2C16H21NO3
- N-(3,4-Diethoxy-5-ethynylphenyl)butanamide90257-27-5C16H21NO3
- Benzyl N-(1-acetylcyclohexyl)carbamate113656-07-8C16H21NO3
- 2-(2-Ethylpiperidin-1-yl)-2-oxoethyl benzoate115178-69-3C16H21NO3
- 2-(2,6-Dimethylpiperidin-1-yl)-2-oxoethyl benzoate115178-70-6C16H21NO3
- Methyl 2-[(but-2-en-1-yl)(1-phenylethyl)carbamoyl]acetate348620-14-4C16H21NO3
- tert-Butyl 1-benzyl-2-oxopyrrolidine-3-carboxylate924285-90-5C16H21NO3
- (S)-4-Isopropyl-5,5-dimethyl-3-(2-phenylacetyl)oxazolidin-2-one311310-12-0C16H21NO3
- Benzyl 2-(2-methylpropanoyl)pyrrolidine-1-carboxylate2680856-71-5C16H21NO3
- tert-Butyl (S)-4-oxo-2-phenylpiperidine-1-carboxylate1391742-11-2C16H21NO3
- tert-Butyl (2R)-4-oxo-2-phenylpiperidine-1-carboxylate1391742-10-1C16H21NO3
- Methyl 1-benzyl-4,4-dimethyl-2-oxopiperidine-3-carboxylate1253226-28-6C16H21NO3
- 1-[(4-Cyclopentyloxyphenyl)methyl]azetidine-3-carboxylic acid1240308-01-3C16H21NO3
- tert-Butyl 3-(2-phenylacetyl)azetidine-1-carboxylate1402238-44-1C16H21NO3
- Methyl 4-{methyl[(2-oxocyclohexyl)methyl]amino}benzoate89787-26-8C16H21NO3
- 5-(1,3-Benzodioxol-5-yl)-N-(2-methylpropyl)pent-2-enamide145398-89-6C16H21NO3
- 7-(Diethylamino)-3-(2-methoxyethyl)-2H-1-benzopyran-2-one189570-76-1C16H21NO3
- 4-(1-Nitrocyclohexyl)-4-phenylbutan-2-one484001-76-5C16H21NO3
- 3-Methyl-3-[4-(pentyloxy)phenyl]pyrrolidine-2,5-dione53744-41-5C16H21NO3
- 1,3-Dimethyl-3-[4-(2-methylpropoxy)phenyl]pyrrolidine-2,5-dione62582-39-2C16H21NO3
- 1-Butyl-4-(4-methoxyphenyl)piperidine-2,6-dione62143-56-0C16H21NO3
- 2-(Acetamidomethyl)-4-cyclopentylphenyl acetate88040-95-3C16H21NO3
- tert-Butyl 2-benzamidopent-4-enoate832131-52-9C16H21NO3
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 3-(6-CyclohexYl-Oxy-Pyridin-3-Yl)-Acrylic Acid Ethyl Ester, 1H-Indole-1-butanoic acid, 2,3-dihydro-I+/--methyl-I+/--(1-methylethyl)-I(3)-oxo-, Ethyl 1-acetyl-3-anilinocyclopentane-1-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.