Molecular formula
C16H21NO4
943 compounds have this formula on CompoundList.
- Molar mass
- 291.35g/mol
- Monoisotopic mass
- 292.1504Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 7
The formula C16H21NO4 describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 4 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 × 1665.96%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 217.27%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 14.81%14.007 × 1 = 14.007 g/mol
- O Oxygen × 421.97%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C16H21NO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 801 to 900 of 943 compounds
![rac-Benzyl (3R,4S)-3,4-dihydroxy-1-azaspiro[4.4]nonane-1-carboxylate chemical structure, C16H21NO4, CAS 2679837-94-4](/s/GTSQGGCKNISVFJ-ZIAGYGMSSA-N.svg)
rac-Benzyl (3R,4S)-3,4-dihydroxy-1-azaspiro[4.4]nonane-1-carboxylate
CAS 2679837-94-4C16H21NO4
![Benzyl N-[3-hydroxy-3-(1-hydroxycyclobutyl)cyclobutyl]carbamate chemical structure, C16H21NO4, CAS 2680684-18-6](/s/FBNNCYGNDHOHIS-UHFFFAOYSA-N.svg)
Benzyl N-[3-hydroxy-3-(1-hydroxycyclobutyl)cyclobutyl]carbamate
CAS 2680684-18-6C16H21NO4
Benzyl 2-(2-methoxyacetyl)piperidine-1-carboxylate
CAS 2680825-85-6C16H21NO4
![2-{[(Benzyloxy)carbonyl]amino}-2-cyclopentylpropanoic acid chemical structure, C16H21NO4, CAS 2353909-30-3](/s/YHHHRAVTDYVHEJ-UHFFFAOYSA-N.svg)
2-{[(Benzyloxy)carbonyl]amino}-2-cyclopentylpropanoic acid
CAS 2353909-30-3C16H21NO4
![rac-Benzyl N-{[(1R,4S,5S)-5-(hydroxymethyl)-2-oxabicyclo[2.2.1]heptan-1-yl]methyl}carbamate chemical structure, C16H21NO4, CAS 2679860-22-9](/s/YYQBAGGTQHIJOJ-DZKIICNBSA-N.svg)
rac-Benzyl N-{[(1R,4S,5S)-5-(hydroxymethyl)-2-oxabicyclo[2.2.1]heptan-1-yl]methyl}carbamate
CAS 2679860-22-9C16H21NO4
![rac-Benzyl (4aR,7aR)-4a-(hydroxymethyl)-octahydropyrano[2,3-c]pyrrole-6-carboxylate chemical structure, C16H21NO4, CAS 2679805-97-9](/s/FTCWKVZYQRHMTL-ZBFHGGJFSA-N.svg)
rac-Benzyl (4aR,7aR)-4a-(hydroxymethyl)-octahydropyrano[2,3-c]pyrrole-6-carboxylate
CAS 2679805-97-9C16H21NO4
tert-Butyl N-(6-methoxy-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)carbamate
CAS 2680892-65-1C16H21NO4
![Benzyl 4-hydroxy-8-oxa-2-azaspiro[4.5]decane-2-carboxylate chemical structure, C16H21NO4, CAS 2680862-91-1](/s/MIMMPUZVBPNTHV-UHFFFAOYSA-N.svg)
Benzyl 4-hydroxy-8-oxa-2-azaspiro[4.5]decane-2-carboxylate
CAS 2680862-91-1C16H21NO4
![Benzyl 1,3-dihydroxy-7-azaspiro[3.5]nonane-7-carboxylate chemical structure, C16H21NO4, CAS 2680757-61-1](/s/WJTPMCOGIIVXPJ-UHFFFAOYSA-N.svg)
Benzyl 1,3-dihydroxy-7-azaspiro[3.5]nonane-7-carboxylate
CAS 2680757-61-1C16H21NO4
![Benzyl 1,3-dihydroxy-6-azaspiro[3.5]nonane-6-carboxylate chemical structure, C16H21NO4, CAS 2680684-25-5](/s/WBMLXHAJXWYZJV-UHFFFAOYSA-N.svg)
Benzyl 1,3-dihydroxy-6-azaspiro[3.5]nonane-6-carboxylate
CAS 2680684-25-5C16H21NO4
![rac-Benzyl (1R,2R,5R,6R)-2,6-dihydroxy-9-azabicyclo[3.3.1]nonane-9-carboxylate chemical structure, C16H21NO4, CAS 2679825-61-5](/s/IJBRRUABCAMXLP-KBUPBQIOSA-N.svg)
rac-Benzyl (1R,2R,5R,6R)-2,6-dihydroxy-9-azabicyclo[3.3.1]nonane-9-carboxylate
CAS 2679825-61-5C16H21NO4
![Benzyl 2,5-dihydroxy-9-azabicyclo[4.2.1]nonane-9-carboxylate chemical structure, C16H21NO4, CAS 2680544-64-1](/s/BZPFVVZRAZTSJS-UHFFFAOYSA-N.svg)
Benzyl 2,5-dihydroxy-9-azabicyclo[4.2.1]nonane-9-carboxylate
CAS 2680544-64-1C16H21NO4
![Benzyl N-{[4-(hydroxymethyl)-2-oxabicyclo[2.2.1]heptan-1-yl]methyl}carbamate chemical structure, C16H21NO4, CAS 2680804-92-4](/s/JXFHREBVZPANAQ-UHFFFAOYSA-N.svg)
Benzyl N-{[4-(hydroxymethyl)-2-oxabicyclo[2.2.1]heptan-1-yl]methyl}carbamate
CAS 2680804-92-4C16H21NO4
![Benzyl N-[1-(hydroxymethyl)-3,3-dimethyl-2-oxabicyclo[2.1.1]hexan-4-yl]carbamate chemical structure, C16H21NO4, CAS 2680726-45-6](/s/NVKMPPYAHDPOLH-UHFFFAOYSA-N.svg)
Benzyl N-[1-(hydroxymethyl)-3,3-dimethyl-2-oxabicyclo[2.1.1]hexan-4-yl]carbamate
CAS 2680726-45-6C16H21NO4
amino}acetate chemical structure, C16H21NO4, CAS 2680892-82-2](/s/RNSCTSHATOEGBM-UHFFFAOYSA-N.svg)
Ethyl 2-{[(benzyloxy)carbonyl](but-3-en-1-yl)amino}acetate
CAS 2680892-82-2C16H21NO4
![Benzyl 3-hydroxy-8-oxa-1-azaspiro[4.5]decane-1-carboxylate chemical structure, C16H21NO4, CAS 2680783-10-0](/s/OKULVDGTWJBROL-UHFFFAOYSA-N.svg)
Benzyl 3-hydroxy-8-oxa-1-azaspiro[4.5]decane-1-carboxylate
CAS 2680783-10-0C16H21NO4
Benzyl 4-(3-hydroxyoxetan-3-yl)piperidine-1-carboxylate
CAS 2680863-00-5C16H21NO4
![Benzyl 9-(hydroxymethyl)-5-oxa-8-azaspiro[3.5]nonane-8-carboxylate chemical structure, C16H21NO4, CAS 2680612-45-5](/s/AMAAXKIGQCMOQV-UHFFFAOYSA-N.svg)
Benzyl 9-(hydroxymethyl)-5-oxa-8-azaspiro[3.5]nonane-8-carboxylate
CAS 2680612-45-5C16H21NO4
Benzyl 4-(1-hydroxy-2-oxopropyl)piperidine-1-carboxylate
CAS 2680684-55-1C16H21NO4
![rac-tert-Butyl N-[(3R,4R)-4-benzoyloxolan-3-yl]carbamate chemical structure, C16H21NO4, CAS 2679947-96-5](/s/ZFDARDYMSSIUMX-CHWSQXEVSA-N.svg)
rac-tert-Butyl N-[(3R,4R)-4-benzoyloxolan-3-yl]carbamate
CAS 2679947-96-5C16H21NO4
![2-{[(Benzyloxy)carbonyl]amino}-2-(3,3-dimethylcyclobutyl)acetic acid chemical structure, C16H21NO4, CAS 2292454-33-0](/s/QEVCKQIROFSMDN-UHFFFAOYSA-N.svg)
2-{[(Benzyloxy)carbonyl]amino}-2-(3,3-dimethylcyclobutyl)acetic acid
CAS 2292454-33-0C16H21NO4
![(2S)-2-{[(Benzyloxy)carbonyl]amino}-4,4-dimethylhex-5-enoic acid chemical structure, C16H21NO4, CAS 2679838-54-9](/s/AALIPQZGEAYNPN-ZDUSSCGKSA-N.svg)
(2S)-2-{[(Benzyloxy)carbonyl]amino}-4,4-dimethylhex-5-enoic acid
CAS 2679838-54-9C16H21NO4
![Benzyl (1R,5S)-1,5-bis(hydroxymethyl)-3-azabicyclo[3.2.0]heptane-3-carboxylate chemical structure, C16H21NO4, CAS 2277267-86-2](/s/FTOPPZIFDMEZGS-IYBDPMFKSA-N.svg)
Benzyl (1R,5S)-1,5-bis(hydroxymethyl)-3-azabicyclo[3.2.0]heptane-3-carboxylate
CAS 2277267-86-2C16H21NO4
![rac-Benzyl N-{[(1R,2S,4R,5S,6R)-5,6-dihydroxybicyclo[2.2.1]heptan-2-yl]methyl}carbamate chemical structure, C16H21NO4, CAS 2679813-26-2](/s/QOLCYXUQGJFWCX-ARILJUKYSA-N.svg)
rac-Benzyl N-{[(1R,2S,4R,5S,6R)-5,6-dihydroxybicyclo[2.2.1]heptan-2-yl]methyl}carbamate
CAS 2679813-26-2C16H21NO4
- rac-Benzyl N-[(3aR,6aS)-6a-methoxy-hexahydro-2H-cyclopenta[b]furan-3a-yl]carbamate2694058-48-3C16H21NO4
- 1-[(Benzyloxy)carbonyl]-2-methylazepane-2-carboxylic acid2137824-15-6C16H21NO4
- 1-{[(tert-Butoxy)carbonyl]amino}-2-(2-methylphenyl)cyclopropane-1-carboxylic acid2138304-05-7C16H21NO4
- tert-Butyl 8-(hydroxymethyl)-3,4-dihydrospiro[1,4-benzoxazine-2,1'-cyclopropane]-4-carboxylate2137875-53-5C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-3-(1,2-dimethylcyclopropyl)propanoic acid2160735-41-9C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-3-(1-ethylcyclopropyl)propanoic acid2172142-96-8C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-3-(2-methylcyclopropyl)butanoic acid2159525-74-1C16H21NO4
- 1-[(4-{[(tert-Butoxy)carbonyl]amino}phenyl)methyl]cyclopropane-1-carboxylic acid2229012-30-8C16H21NO4
- tert-Butyl N-[4-(1-acetylcyclopropyl)-3-hydroxyphenyl]carbamate2228993-40-4C16H21NO4
- tert-Butyl N-[3-(1-formylcyclopropyl)-4-methoxyphenyl]carbamate2229579-61-5C16H21NO4
- 6-Phenyl-6-{[(prop-2-en-1-yloxy)carbonyl]amino}hexanoic acid2764012-39-5C16H21NO4
- 1-{[(Benzyloxy)carbonyl](methyl)amino}-3,3-dimethylcyclobutane-1-carboxylic acid1994526-00-9C16H21NO4
- 3-(3-Methyl-1-{[(prop-2-en-1-yloxy)carbonyl]amino}butan-2-yl)benzoic acid2764005-65-2C16H21NO4
- 3-{[(Prop-2-en-1-yloxy)carbonyl]amino}-3-(2,4,5-trimethylphenyl)propanoic acid2763994-57-4C16H21NO4
- 3-(2,2-Dimethyl-1-{[(prop-2-en-1-yloxy)carbonyl]amino}propyl)benzoic acid2763975-70-6C16H21NO4
- 3-(2-Methyl-1-{[(prop-2-en-1-yloxy)carbonyl]amino}butyl)benzoic acid2764000-92-0C16H21NO4
- 4-Methyl-3-phenyl-2-{[(prop-2-en-1-yloxy)carbonyl]amino}pentanoic acid2763903-45-1C16H21NO4
- 2-(4-tert-Butylphenyl)-2-{[(prop-2-en-1-yloxy)carbonyl]amino}acetic acid2763902-70-9C16H21NO4
- Benzyl 6-(hydroxymethyl)-5-oxa-2-azaspiro[3.5]nonane-2-carboxylate2763930-89-6C16H21NO4
- Benzyl 4-(hydroxymethyl)-1-(methoxymethyl)-2-azabicyclo[2.1.1]hexane-2-carboxylate2763932-11-0C16H21NO4
- Benzyl 2-(3-hydroxyoxetan-3-yl)piperidine-1-carboxylate2763909-62-0C16H21NO4
- Benzyl N-{[4-(hydroxymethyl)-1-methyl-2-oxabicyclo[2.1.1]hexan-3-yl]methyl}carbamate2763947-01-7C16H21NO4
- Benzyl N-{[3-(hydroxymethyl)-1-methyl-2-oxabicyclo[2.1.1]hexan-4-yl]methyl}carbamate2763998-57-6C16H21NO4
- Benzyl 7-(hydroxymethyl)-5-oxa-8-azaspiro[3.5]nonane-8-carboxylate2770501-77-2C16H21NO4
- Benzyl 1-(hydroxymethyl)-5-methoxy-3-azabicyclo[3.1.1]heptane-3-carboxylate2770534-52-4C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-3-methyl-1,2,3,4-tetrahydroquinoline-8-carboxylic acid2770518-80-2C16H21NO4
- 2-Benzyl-5-{[(prop-2-en-1-yloxy)carbonyl]amino}pentanoic acid2763947-29-9C16H21NO4
- Benzyl 1-(hydroxymethyl)-4-(methoxymethyl)-2-azabicyclo[2.1.1]hexane-2-carboxylate2763992-84-1C16H21NO4
- 2-{Methyl[(prop-2-en-1-yloxy)carbonyl]amino}-2-(2,4,6-trimethylphenyl)acetic acid2763908-42-3C16H21NO4
- 1-(2-{[(Benzyloxy)carbonyl]amino}ethyl)cyclopentane-1-carboxylic acid2764017-35-6C16H21NO4
- rac-(2R,3R)-1-[(Benzyloxy)carbonyl]-2-ethylpiperidine-3-carboxylic acid2870659-96-2C16H21NO4
- (2S)-1-[(Benzyloxy)carbonyl]-2-(propan-2-yl)pyrrolidine-2-carboxylic acid2869870-86-8C16H21NO4
- 4-(2,4-Dimethylphenyl)-3-{[(prop-2-en-1-yloxy)carbonyl]amino}butanoic acid2870645-57-9C16H21NO4
- 1-Benzyl 4-methyl (2S)-2-methylpiperidine-1,4-dicarboxylate2306259-31-2C16H21NO4
- 3-{[(Prop-2-en-1-yloxy)carbonyl]amino}-3-[4-(propan-2-yl)phenyl]propanoic acid2913415-34-4C16H21NO4
- Benzyl N-[1-(hydroxymethyl)-2-oxabicyclo[2.2.2]octan-4-yl]carbamate2913415-72-0C16H21NO4
- (4R)-4-{[(Benzyloxy)carbonyl]amino}-5-methyl-2-methylidenehexanoic acid2913158-79-7C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-2-[1-(propan-2-yl)cyclopropyl]acetic acid2138798-27-1C16H21NO4
- Benzyl N-{[1-(3-hydroxyoxolan-3-yl)cyclopropyl]methyl}carbamate2913420-74-1C16H21NO4
- 2-{[(Prop-2-en-1-yloxy)carbonyl]amino}-3-[3-(propan-2-yl)phenyl]propanoic acid2913337-96-7C16H21NO4
- (4S)-4-{[(Benzyloxy)carbonyl]amino}-5-methyl-2-methylidenehexanoic acid2913185-74-5C16H21NO4
- 7-tert-Butyl 6-methyl 1,2,3,4-tetrahydroisoquinoline-6,7-dicarboxylate2920158-77-4C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]-4-methylpiperidin-4-yl}acetic acid1823817-80-6C16H21NO4
- 2,2-Dimethyl-3-[4-({[(prop-2-en-1-yloxy)carbonyl]amino}methyl)phenyl]propanoic acid2913425-70-2C16H21NO4
- 2-(3-(2-(2-Methylpiperidin-1-yl)-2-oxoethyl)phenoxy)acetic acid3078341-12-2C16H21NO4
- Benzyl (3S,4R)-3-ethyl-4-(2-hydroxyacetyl)pyrrolidine-1-carboxylate2650489-63-5C16H21NO4
- tert-Butyl (2-((1-oxo-2,3-dihydro-1H-inden-5-yl)oxy)ethyl)carbamate3078348-60-1C16H21NO4
- 2-Isopropyl-3-(2-methylmorpholine-4-carbonyl)benzoic acid3078375-20-6C16H21NO4
- O1-tert-butyl O2-methyl 5-methylindoline-1,2-dicarboxylate2764663-83-2C16H21NO4
- O1-tert-butyl O2-methyl 4-methylindoline-1,2-dicarboxylate2764663-82-1C16H21NO4
- 3-tert-Butoxycarbonyl-1,2,4,5-tetrahydro-3-benzazepine-6-carboxylic acid2306268-65-3C16H21NO4
- Methyl 3-isopropoxy-5-(pyrrolidine-1-carbonyl)benzoate1838620-62-4C16H21NO4
- tert-Butyl (2-(2-ethynyl-5-methoxyphenoxy)ethyl)carbamate3078442-69-7C16H21NO4
- 4-(1-((tert-Butoxycarbonyl)(methyl)amino)cyclopropyl)benzoic acid2384281-62-1C16H21NO4
- (2R)-1-tert-Butoxycarbonyl-3,3-dimethyl-indoline-2-carboxylic acid2755695-56-6C16H21NO4
- Methyl (S,E)-4-(Boc-amino)-4-phenyl-2-butenoate1029628-15-6C16H21NO4
- 2-Benzyl-1-(tert-butoxycarbonyl)azetidine-2-carboxylic acid1824160-09-9C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroisoquinoline-8-carboxylic acid3017210-92-0C16H21NO4
- (3R,7aS)-6,6-Bis(2-hydroxyethyl)-3-phenyltetrahydro-3H,5H-pyrrolo[1,2-c]oxazol-5-one1356412-15-1C16H21NO4
- Atropine impurity 731000150-58-2C16H21NO4
- Cyclohexyl 2,4-dimethoxybenzylidenecarbamate681260-44-6C16H21NO4
- (S)-2-((tert-Butoxycarbonyl)amino)-1,2,3,4-tetrahydronaphthalene-2-carboxylic acid1353293-71-6C16H21NO4
- (3S,4R)-2-(tert-Butoxycarbonyl)-4-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid321524-57-6C16H21NO4
- (3S,4S)-2-(tert-Butoxycarbonyl)-4-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid321524-55-4C16H21NO4
- Dimethyl (3S,5R)-1-benzylpiperidine-3,5-dicarboxylate175694-35-6C16H21NO4
- 2-Ethyl 5-methyl 1-benzylpyrrolidine-2,5-dicarboxylate395059-62-8C16H21NO4
- 6-Hydroxy-2-(3-hydroxypropyl)-5-methoxy-3-propylisoquinolin-1(2H)-one1261589-58-5C16H21NO4
- 1-Benzyl 2-ethyl (R)-piperidine-1,2-dicarboxylate220532-75-2C16H21NO4
- Methyl (2S,4S)-4-(4-allyl-2-methoxyphenoxy)pyrrolidine-2-carboxylate1354622-10-8C16H21NO4
- 1-Benzyl 2-ethyl (2S)-4-methylpyrrolidine-1,2-dicarboxylate1332749-42-4C16H21NO4
- 1-(tert-Butoxycarbonylamino)-4-methyl-indane-5-carboxylic acid1824468-69-0C16H21NO4
- Rel-(3R,5R)-1-tert-butoxycarbonyl-5-phenyl-pyrrolidine-3-carboxylic acid2753003-81-3C16H21NO4
- Rel-(3S,5R)-1-tert-butoxycarbonyl-5-phenyl-pyrrolidine-3-carboxylic acid2409181-68-4C16H21NO4
- (3S,5S)-1-tert-Butoxycarbonyl-5-phenyl-pyrrolidine-3-carboxylic acid2832887-88-2C16H21NO4
- (r)-2-(1-(tert-Butoxycarbonyl)pyrrolidin-3-yl)benzoic acid2361926-06-7C16H21NO4
- 2,5-Dioxopyrrolidin-1-yl 2-(adamantan-1-yl)acetate131450-58-3C16H21NO4
Frequently asked questions
What is the molar mass of C16H21NO4?
The molar mass of C16H21NO4 is 291.35 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 292.1504 Da.
How many compounds have the formula C16H21NO4?
CompoundList lists 943 compounds with the molecular formula C16H21NO4, including rac-Benzyl (3R,4S)-3,4-dihydroxy-1-azaspiro[4.4]nonane-1-carboxylate, Benzyl N-[3-hydroxy-3-(1-hydroxycyclobutyl)cyclobutyl]carbamate, Benzyl 2-(2-methoxyacetyl)piperidine-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 C16H21NO4?
C16H21NO4 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.