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 401 to 500 of 943 compounds
![1-[(tert-Butoxy)carbonyl]-2,3,4,5-tetrahydro-1H-1-benzazepine-7-carboxylic acid chemical structure, C16H21NO4, CAS 1693845-33-8](/s/BRRZWUAZYKZPJM-UHFFFAOYSA-N.svg)
1-[(tert-Butoxy)carbonyl]-2,3,4,5-tetrahydro-1H-1-benzazepine-7-carboxylic acid
CAS 1693845-33-8C16H21NO4
![(1S,3R)-1-{[(Benzyloxy)carbonyl]amino}-3-methylcyclohexane-1-carboxylic acid chemical structure, C16H21NO4, CAS 1673577-66-6](/s/LNKKNRWLAWMDRP-WBMJQRKESA-N.svg)
(1S,3R)-1-{[(Benzyloxy)carbonyl]amino}-3-methylcyclohexane-1-carboxylic acid
CAS 1673577-66-6C16H21NO4
Dimethyl trans-1-benzyl-3-methyl-pyrrolidine-3,4-dicarboxylate
CAS 2090176-62-6C16H21NO4
![1-(3-Methoxybenzoyl)-3-[(oxolan-3-yl)methoxy]azetidine chemical structure, C16H21NO4, CAS 2097919-72-5](/s/HCTLEPYOJGRARL-UHFFFAOYSA-N.svg)
1-(3-Methoxybenzoyl)-3-[(oxolan-3-yl)methoxy]azetidine
CAS 2097919-72-5C16H21NO4
![2-{[(Benzyloxy)carbonyl]amino}-3-(1-methylcyclobutyl)propanoic acid chemical structure, C16H21NO4, CAS 1869629-92-4](/s/QKBOMMNXXFTQPF-UHFFFAOYSA-N.svg)
2-{[(Benzyloxy)carbonyl]amino}-3-(1-methylcyclobutyl)propanoic acid
CAS 1869629-92-4C16H21NO4
![Benzyl 3-hydroxy-1-oxa-8-azaspiro[4.5]decane-8-carboxylate chemical structure, C16H21NO4, CAS 2009477-38-5](/s/YIFRDNMEJDKGSK-UHFFFAOYSA-N.svg)
Benzyl 3-hydroxy-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
CAS 2009477-38-5C16H21NO4
![3-[(tert-Butoxycarbonylcyclopropylamino)-methyl]-benzoic acid chemical structure, C16H21NO4, CAS 2270907-73-6](/s/DPOLFLNYSORBJA-UHFFFAOYSA-N.svg)
3-[(tert-Butoxycarbonylcyclopropylamino)-methyl]-benzoic acid
CAS 2270907-73-6C16H21NO4
1-(tert-Butyl) 5-methyl 3,4-dihydroquinoline-1,5(2H)-dicarboxylate
CAS 2254053-26-2C16H21NO4
2-(1-((Benzyloxy)carbonyl)-3-methylpiperidin-4-yl)acetic acid
CAS 2306260-89-7C16H21NO4
![2-[4-({[(tert-Butoxy)carbonyl]amino}methyl)phenyl]cyclopropane-1-carboxylic acid chemical structure, C16H21NO4, CAS 2386482-21-7](/s/FHLIUZIIQIDVTI-UHFFFAOYSA-N.svg)
2-[4-({[(tert-Butoxy)carbonyl]amino}methyl)phenyl]cyclopropane-1-carboxylic acid
CAS 2386482-21-7C16H21NO4
![2-[(tert-Butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylicacid chemical structure, C16H21NO4, CAS 2248267-19-6](/s/UYABXCGDWIVXDA-UHFFFAOYSA-N.svg)
2-[(tert-Butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylicacid
CAS 2248267-19-6C16H21NO4
![1,1-Dimethylethyl 3-[3-(methoxycarbonyl)phenyl]-1-azetidinecarboxylate chemical structure, C16H21NO4, CAS 1824074-86-3](/s/HJEFMXJUHMMKBB-UHFFFAOYSA-N.svg)
1,1-Dimethylethyl 3-[3-(methoxycarbonyl)phenyl]-1-azetidinecarboxylate
CAS 1824074-86-3C16H21NO4
2-Boc-6-Methyl-3,4-dihydro-1H-isoquinoline-1-carboxylic Acid
CAS 2973762-25-1C16H21NO4
(S)-2-(Boc-amino)-2-(1-phenylcyclopropyl)acetic Acid
CAS 2350421-57-5C16H21NO4
(R)-2-(Boc-amino)-2-(1-phenylcyclopropyl)acetic Acid
CAS 2350053-32-4C16H21NO4
![1-Azabicyclo[2.2.2]oct-3-yl 3,4-dimethoxybenzoate chemical structure, C16H21NO4, CAS 924817-64-1](/s/JFAJOGLBGXCMLX-UHFFFAOYSA-N.svg)
1-Azabicyclo[2.2.2]oct-3-yl 3,4-dimethoxybenzoate
CAS 924817-64-1C16H21NO4
![(6,7-Dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl) 2-phenylacetate chemical structure, C16H21NO4, CAS 7232-59-9](/s/GAWZPEGNIUXWSW-UHFFFAOYSA-N.svg)
(6,7-Dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl) 2-phenylacetate
CAS 7232-59-9C16H21NO4
![(3R)-2-[(tert-Butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid chemical structure, C16H21NO4, CAS 2694057-01-5](/s/GDRKCTWPIYFOTA-CYBMUJFWSA-N.svg)
(3R)-2-[(tert-Butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid
CAS 2694057-01-5C16H21NO4
![1-[2-(2,6-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid chemical structure, C16H21NO4, CAS 927989-46-6](/s/GZGAATQFHTYZFB-UHFFFAOYSA-N.svg)
1-[2-(2,6-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid
CAS 927989-46-6C16H21NO4
![1-[2-(2,5-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid chemical structure, C16H21NO4, CAS 927989-49-9](/s/YUDRMWBCXRPUKU-UHFFFAOYSA-N.svg)
1-[2-(2,5-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid
CAS 927989-49-9C16H21NO4
![Diethyl 2-[(4-ethylanilino)methylidene]propanedioate chemical structure, C16H21NO4, CAS 111186-10-8](/s/KKXKOMAWTNFTJC-UHFFFAOYSA-N.svg)
Diethyl 2-[(4-ethylanilino)methylidene]propanedioate
CAS 111186-10-8C16H21NO4
![2-[[2-Hydroxy-3-(1-naphthalenyloxy)propyl]amino]-1,3-propanediol chemical structure, C16H21NO4, CAS 911103-93-0](/s/KRBDCALBFRZJTM-UHFFFAOYSA-N.svg)
2-[[2-Hydroxy-3-(1-naphthalenyloxy)propyl]amino]-1,3-propanediol
CAS 911103-93-0C16H21NO4
![7-[(1,2,3,4-Tetrahydro-2-oxo-8-quinolinyl)oxy]heptanoic acid chemical structure, C16H21NO4, CAS 58899-28-8](/s/MMHOWWSSIMINKT-UHFFFAOYSA-N.svg)
7-[(1,2,3,4-Tetrahydro-2-oxo-8-quinolinyl)oxy]heptanoic acid
CAS 58899-28-8C16H21NO4
Pent-1-yn-3-yl (3,4-diethoxyphenyl)carbamate
CAS 87130-37-8C16H21NO4
- Pent-4-yn-2-yl (3,4-diethoxyphenyl)carbamate87130-38-9C16H21NO4
- 1,3-Diethyl 2-[(ethylphenylamino)methylene]propanedioate32953-16-5C16H21NO4
- 5-[3-(Cyclopentyloxy)-4-methoxyphenyl]-5-methyl-1,3-oxazolidin-2-one104226-52-0C16H21NO4
- 2-(3-{[(Benzyloxy)carbonyl]amino}cyclohexyl)acetic acid2757913-20-3C16H21NO4
- 2-(((Benzyloxy)carbonyl)(methyl)amino)cyclohexane-1-carboxylic acid171182-09-5C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]piperidin-4-yl}propanoic acid1823294-23-0C16H21NO4
- 3-(2-Methyl-4-nitrophenyl)-1,5-dioxaspiro[5.5]undecane89729-77-1C16H21NO4
- 2-{[(tert-Butoxy)carbonyl](2,3-dihydro-1H-inden-2-yl)amino}acetic acid179186-27-7C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-1-methylcyclohexane-1-carboxylic acid1555537-59-1C16H21NO4
- 4-[(1r,3r)-3-{[(tert-Butoxy)carbonyl]amino}cyclobutyl]benzoic acid2580226-28-2C16H21NO4
- 6,9a-Methano-9aH-pyrano[3,2-b]oxepin-2-propanenitrile, 7-(acetyloxy)-2,3,4,4a,6,7-hexahydro-|A-methyl-, (|AR,2R,4aS,6R,7R,9aR)-1139773-72-0C16H21NO4
- (4R)-4-Methoxy-1-[4-(1-methylethyl)benzoyl]-L-proline1103946-90-2C16H21NO4
- 3-[4-(4-Methylpiperidine-1-carbonyl)phenoxy]propanoic acid1018645-80-1C16H21NO4
- 1,3-Decanedione, 1-(2-nitrophenyl)-171916-24-8C16H21NO4
- 3-(((Benzyloxy)carbonyl)amino)-2-cyclopentylpropanoic acid1086398-30-2C16H21NO4
- 4-[2-Hydroxy-3-[(1-methylethyl)amino]propoxy]-1,7-naphthalenediol114662-05-4C16H21NO4
- N-[(Benzyloxy)carbonyl]-3-cyclopentyl-L-alanine850796-79-1C16H21NO4
- 2-(1,3-Dioxolan-2-yl)phenyl cyclohexylcarbamate61677-63-2C16H21NO4
- 2-(2-{[(tert-Butoxy)carbonyl]amino}-2,3-dihydro-1H-inden-2-yl)acetic acid2151420-24-3C16H21NO4
- trans-Methyl-3-(((benzyloxy)carbonyl)-amino)cyclohexanecarboxylateC16H21NO4
- 1-(1,1-Dimethylethyl) 2-methyl 3,4-dihydro-1,2(1H)-isoquinolinedicarboxylate171182-01-7C16H21NO4
- (5S)-5-[3-(Cyclopentyloxy)-4-methoxyphenyl]-5-methyl-1,3-oxazolidin-2-one189940-28-1C16H21NO4
- 1-(2-Isopropoxybenzoyl)piperidine-4-carboxylic acid1557593-33-5C16H21NO4
- 1-(2-Isopropoxybenzoyl)piperidine-3-carboxylic acid1557591-47-5C16H21NO4
- 2-Benzo[1,3]dioxol-5-ylmethyl-piperidine-3-carboxylic acid ethyl ester1123299-32-0C16H21NO4
- Ethyl 4-((2-(ethoxycarbonyl)allyl)(methyl)amino)benzoate1129771-50-1C16H21NO4
- tert-Butyl 3-(5-methoxy-1-oxoisoindolin-2-yl)propanoate866082-58-8C16H21NO4
- 4-[2-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl)ethoxy]benzaldehyde646071-49-0C16H21NO4
- N-Cyclopentyl-N-[3-(2-hydroxyphenyl)propanoyl]glycine1179099-73-0C16H21NO4
- 2-(3-(2-(3-Methylpiperidin-1-yl)-2-oxoethoxy)phenyl)acetic acid1291989-24-6C16H21NO4
- 2-(3-(2-(2-Methylpiperidin-1-yl)-2-oxoethoxy)phenyl)acetic acid1305558-65-9C16H21NO4
- 2-(3-(2-(4-Methylpiperidin-1-yl)-2-oxoethoxy)phenyl)acetic acid1292123-65-9C16H21NO4
- 1-((Benzyloxy)carbonyl)-4-methylazepane-4-carboxylic acid912444-94-1C16H21NO4
- 1-[(Benzyloxy)carbonyl]-6-ethylpiperidine-3-carboxylic acid2870652-76-7C16H21NO4
- tert-Butyl 1-(((benzyloxy)carbonyl)amino)cyclopropane-1-carboxylate1159735-75-7C16H21NO4
- 2-{2-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroisoquinolin-4-yl}acetic acid1823226-26-1C16H21NO4
- 6-Acetyl-7-ethyl-4-(3-methoxy-propyl)-4H-benzo[1,4]oxazin-3-one1254928-73-8C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-2-(1-methylcyclopentyl)acetic acid1993902-65-0C16H21NO4
- N-[Cyclohexyl(hydroxy)phenylacetyl]glycine106610-58-6C16H21NO4
- 2-Nitro-5-(octyloxy)-1-benzofuran56897-19-9C16H21NO4
- Methyl 1-{[(tert-butoxy)carbonyl]amino}-2-phenylcyclopropane-1-carboxylate1824555-60-3C16H21NO4
- 4-(2-{[(tert-Butoxycarbonyl)amino]methyl}phenyl)but-3-enoic acid171663-05-1C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}cycloheptane-1-carboxylic acid1504795-95-2C16H21NO4
- 1-{[(Benzyloxy)carbonyl]amino}-3,3-dimethylcyclopentane-1-carboxylic acid1533648-37-1C16H21NO4
- 2-(2-{[(Benzyloxy)carbonyl]amino}cyclohexyl)acetic acid1547076-49-2C16H21NO4
- 1-[2-Hydroxy-3-[(1-methylethyl)amino]propoxy]-2,3-naphthalenediol114662-02-1C16H21NO4
- 5-[2-Hydroxy-3-[(1-methylethyl)amino]propoxy]-1,2-naphthalenediol114662-04-3C16H21NO4
- 1-Benzyl 3-methyl (3R)-3-methylpiperidine-1,3-dicarboxylate2200552-17-4C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-2,3,4,5-tetrahydro-1H-2-benzazepine-9-carboxylic acid2386903-93-9C16H21NO4
- 1-[4-(2,5-Dimethoxybenzoyl)piperidin-1-yl]ethan-1-one1282720-62-0C16H21NO4
- Ethyl (2S,4R)-1-Cbz-4-methylpyrrolidine-2-carboxylate1027101-89-8C16H21NO4
- 2-(tert-Butoxycarbonyl)-1-methyl-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid1896795-73-5C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-1-methyl-1,2,3,4-tetrahydroisoquinoline-5-carboxylic acid1892777-73-9C16H21NO4
- Benzyl ((6-(hydroxymethyl)-2-oxaspiro[3.3]heptan-6-yl)methyl)carbamate2098069-40-8C16H21NO4
- 1-[(Benzyloxy)carbonyl]-2-ethylpiperidine-2-carboxylic acid2385789-25-1C16H21NO4
- (2R,4R,6S)-1-[(Benzyloxy)carbonyl]-2,6-dimethylpiperidine-4-carboxylic acid2059914-53-1C16H21NO4
- Ethyl 4-methyl-2-[[(phenylmethoxy)carbonyl]amino]-4-pentenoate904691-19-6C16H21NO4
- N-[(1-Hydroxycyclohex-2-en-1-yl)methyl]-2-(2-methoxyphenoxy)acetamide2097872-60-9C16H21NO4
- 1,1-Dimethylethyl N-[3-[3,5-bis(hydroxymethyl)phenyl]-2-propyn-1-yl]carbamate1884578-19-1C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-2,3,4,5-tetrahydro-1H-1-benzazepine-2-carboxylic acid2137481-86-6C16H21NO4
- Ethyl 3-{[(2H-1,3-benzodioxol-5-yl)methyl]amino}-3-cyclopropylpropanoate2329209-14-3C16H21NO4
- Methyl 3-{[(2H-1,3-benzodioxol-5-yl)methyl]amino}-3-cyclobutylpropanoate2324615-59-8C16H21NO4
- Ethyl 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-1-methylpyrrolidine-3-carboxylate2325992-96-7C16H21NO4
- 1-[(Benzyloxy)carbonyl]-2,6-dimethylpiperidine-4-carboxylic acid2060039-04-3C16H21NO4
- 2-{[(tert-Butoxy)carbonyl](cyclobutyl)amino}benzoic acid2248311-38-6C16H21NO4
- 1-[(Benzyloxy)carbonyl]-2,6-dimethylpiperidine-3-carboxylic acid2248271-92-1C16H21NO4
- rac-(1R,2S)-2-{[(Benzyloxy)carbonyl]amino}cycloheptane-1-carboxylic acid1983309-95-0C16H21NO4
- 2-{[(tert-Butoxy)carbonyl](cyclopropyl)amino}-5-methylbenzoic acid2248383-76-6C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]-5-methylpiperidin-3-yl}acetic acid2248416-91-1C16H21NO4
- rac-(2R,4S)-1-[(tert-Butoxy)carbonyl]-2-methyl-1,2,3,4-tetrahydroquinoline-4-carboxylic acid2248329-49-7C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-8-methyl-1,2,3,4-tetrahydroquinoline-6-carboxylic acid2248341-85-5C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-7-methyl-1,2,3,4-tetrahydroquinoline-8-carboxylic acid2248371-19-7C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]-2-methylpiperidin-3-yl}acetic acid2248319-06-2C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]piperidin-3-yl}propanoic acid2248319-47-1C16H21NO4
- 1-[(Benzyloxy)carbonyl]-5,6-dimethylpiperidine-2-carboxylic acid2248261-79-0C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]-4-methylpiperidin-3-yl}acetic acid2248286-89-5C16H21NO4
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 1-[(tert-Butoxy)carbonyl]-2,3,4,5-tetrahydro-1H-1-benzazepine-7-carboxylic acid, (1S,3R)-1-{[(Benzyloxy)carbonyl]amino}-3-methylcyclohexane-1-carboxylic acid, Dimethyl trans-1-benzyl-3-methyl-pyrrolidine-3,4-dicarboxylate. 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.