Molecular formula
C21H21NO6
156 compounds have this formula on CompoundList.
- Molar mass
- 383.40g/mol
- Monoisotopic mass
- 386.1557Da
- Atoms
- 49
- Elements
- 4
- Rings plus double bonds
- 12
The formula C21H21NO6 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 6 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 × 2165.79%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 215.52%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 13.65%14.007 × 1 = 14.007 g/mol
- O Oxygen × 625.04%15.999 × 6 = 95.994 g/mol
Look up another formula
Compounds with the formula C21H21NO6
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 156 of 156 compounds
5-((3-Benzyloxy-4-methoxyanilino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione
CAS 205448-28-8C21H21NO6
Methyl 6,7-dimethoxy-4-((3-methoxybenzyl)oxy)quinoline-2-carboxylate
CAS 1357936-62-9C21H21NO6
N-Fmoc-L-aspartic acid 4-ethyl ester
CAS 461426-43-7C21H21NO6
![(E)-4-((1-(3-(Benzo[d][1,3]dioxol-5-yl)acryloyl)piperidin-4-yl)oxy)-6-methyl-2H-pyran-2-one chemical structure, C21H21NO6, CAS 1799241-77-2](/s/UYVRLBMSUGJGBY-HWKANZROSA-N.svg)
(E)-4-((1-(3-(Benzo[d][1,3]dioxol-5-yl)acryloyl)piperidin-4-yl)oxy)-6-methyl-2H-pyran-2-one
CAS 1799241-77-2C21H21NO6
![(2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(methyl)amino)pentanedioic acid chemical structure, C21H21NO6, CAS 2447015-73-6](/s/FGKBEQMQAJSEQI-GOSISDBHSA-N.svg)
(2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(methyl)amino)pentanedioic acid
CAS 2447015-73-6C21H21NO6
Furo(2,3-c)acridin-6(2H)-one, 2-(2-(acetyloxy)-1-hydroxy-1-methylethyl)-1,11-dihydro-5-hydroxy-11-methyl-
CAS 136591-55-4C21H21NO6
1-(9H-Fluoren-9-ylmethoxycarbonyl)-4,5-dihydroxypiperidine-3-carboxylic acid
CAS 2375259-52-0C21H21NO6
![9-(3,4,5-Trimethoxybenzyl)-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one chemical structure, C21H21NO6, CAS 859130-10-2](/s/VHMRYYIOKQRFLQ-UHFFFAOYSA-N.svg)
9-(3,4,5-Trimethoxybenzyl)-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one
CAS 859130-10-2C21H21NO6
![(4E)-1-(2-Hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]-5-(4-methoxyphenyl)pyrrolidine-2,3-dione chemical structure, C21H21NO6, CAS 425614-86-4](/s/LYHUJHQDDJGVNM-HTXNQAPBSA-N.svg)
(4E)-1-(2-Hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]-5-(4-methoxyphenyl)pyrrolidine-2,3-dione
CAS 425614-86-4C21H21NO6
N-(3,4-Dimethoxybenzyl)-2-(7-hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)acetamide
CAS 853896-46-5C21H21NO6
![1,4-Dimethyl (2S)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanedioate chemical structure, C21H21NO6, CAS 147220-14-2](/s/UZWANLHAUYTFHZ-SFHVURJKSA-N.svg)
1,4-Dimethyl (2S)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanedioate
CAS 147220-14-2C21H21NO6
2-((5-Hydroxy-4-oxo-2-phenyl-4H-chromen-7-yl)oxy)-N-(3-methoxypropyl)acetamide
CAS 929834-49-1C21H21NO6
![2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(3-methoxy-3-oxopropyl)amino)acetic acid chemical structure, C21H21NO6, CAS 2140701-71-7](/s/IKAUKECNYSMEDU-UHFFFAOYSA-N.svg)
2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(3-methoxy-3-oxopropyl)amino)acetic acid
CAS 2140701-71-7C21H21NO6
![rac-(2R,3R,4S)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-3,4-dihydroxypiperidine-2-carboxylicacid chemical structure, C21H21NO6, CAS 2408937-82-4](/s/NDHRDCRCIISTAX-CEXWTWQISA-N.svg)
rac-(2R,3R,4S)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-3,4-dihydroxypiperidine-2-carboxylicacid
CAS 2408937-82-4C21H21NO6
![rac-(2R,5R)-5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,4-dioxane-2-carboxylic acid chemical structure, C21H21NO6, CAS 2648895-65-0](/s/WDXLESMZCOBANY-DJJJIMSYSA-N.svg)
rac-(2R,5R)-5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,4-dioxane-2-carboxylic acid
CAS 2648895-65-0C21H21NO6
![3-Ethoxy-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methyl-3-oxopropanoic acid chemical structure, C21H21NO6, CAS 2171892-22-9](/s/WUEQTKDMKGRUQU-UHFFFAOYSA-N.svg)
3-Ethoxy-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methyl-3-oxopropanoic acid
CAS 2171892-22-9C21H21NO6
![rac-(1R,2S,3R,4S)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,3-dihydroxycyclopentane-1-carboxylic acid chemical structure, C21H21NO6, CAS 872174-15-7](/s/YHDRCZRRSXPURR-AITUJVMLSA-N.svg)
rac-(1R,2S,3R,4S)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,3-dihydroxycyclopentane-1-carboxylic acid
CAS 872174-15-7C21H21NO6
Butyl 4-hydroxy-7-(4-methoxyphenoxy)-1-oxo-2H-isoquinoline-3-carboxylate
CAS 808115-57-3C21H21NO6
Butyl 4-hydroxy-6-(4-methoxyphenoxy)-1-oxo-2H-isoquinoline-3-carboxylate
CAS 808116-56-5C21H21NO6
![[1-(3,4-Dimethoxybenzoyl)-5-methoxy-2-methyl-1H-indol-3-yl]acetic acid chemical structure, C21H21NO6, CAS 90996-12-6](/s/OWWFSGKGHLITBL-UHFFFAOYSA-N.svg)
[1-(3,4-Dimethoxybenzoyl)-5-methoxy-2-methyl-1H-indol-3-yl]acetic acid
CAS 90996-12-6C21H21NO6
(±)-?-Hydrastine-d3
CAS 1346598-42-2C21H21NO6
![2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpentanedioic acid chemical structure, C21H21NO6, CAS 1822498-53-2](/s/FNYBBLFLPDDSHV-UHFFFAOYSA-N.svg)
2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpentanedioic acid
CAS 1822498-53-2C21H21NO6
![(7S)-7-[6-[2-(Dimethylamino)ethyl]-1,3-benzodioxol-5-yl]-6,7-dihydro-[1,3]dioxolo[4,5-h]isochromen-9-one chemical structure, C21H21NO6, CAS 61224-21-3](/s/CVFMLLFLGTVLGJ-INIZCTEOSA-N.svg)
(7S)-7-[6-[2-(Dimethylamino)ethyl]-1,3-benzodioxol-5-yl]-6,7-dihydro-[1,3]dioxolo[4,5-h]isochromen-9-one
CAS 61224-21-3C21H21NO6
![2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxy-4-oxopentanoic acid chemical structure, C21H21NO6, CAS 1701499-57-1](/s/FXUYBLPHAXLEIZ-UHFFFAOYSA-N.svg)
2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxy-4-oxopentanoic acid
CAS 1701499-57-1C21H21NO6
- Fmoc-D-Thr(Ac)-OH2380923-25-9C21H21NO6
- 3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-4-hydroxyoxane-4-carboxylic acid2137446-48-9C21H21NO6
- 3-{[(Benzyloxy)carbonyl]amino}-1-[4-(methoxycarbonyl)phenyl]cyclobutane-1-carboxylic acid2172111-55-4C21H21NO6
- 2-[({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2-methylbutanedioic acid2172224-31-4C21H21NO6
- 3-Ethoxy-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}(methyl)amino)-3-oxopropanoic acid2171633-77-3C21H21NO6
- 1-[(Benzyloxy)carbonyl]-4-(2,3-dihydro-1,4-benzodioxin-6-yl)pyrrolidine-3-carboxylic acid2172524-29-5C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-(3,4-dimethoxyphenyl)pentanoate2248270-45-1C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methoxy-2-(3-methylbutoxy)benzoate2248334-17-8C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-methoxy-4-(3-methylbutoxy)benzoate2248286-57-7C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(propan-2-yloxy)-4-propoxybenzoate2248413-47-8C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2,4-dipropoxybenzoate2248332-26-3C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3,4-dipropoxybenzoate2248381-90-8C21H21NO6
- rac-(3R,4S)-1-[(Benzyloxy)carbonyl]-4-(2,3-dihydro-1,4-benzodioxin-6-yl)pyrrolidine-3-carboxylic acid2227752-81-8C21H21NO6
- 3-(1,3-Dioxolan-2-yl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid2137458-40-1C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-[4-(2-methoxyethyl)phenoxy]butanoate2248292-62-6C21H21NO6
- 2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-2-(4-hydroxyoxolan-3-yl)acetic acid2171495-70-6C21H21NO6
- rac-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}[(3R,4S)-4-hydroxyoxolan-3-yl]amino)acetic acid2380463-14-7C21H21NO6
- (2S)-4-(Acetyloxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid2567490-00-8C21H21NO6
- rac-(2R,6R)-4-{[(9H-fluoren-9-yl)methoxy]carbonyl}-6-methoxymorpholine-2-carboxylic acid2580099-95-0C21H21NO6
- rac-(3R,4S)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-3,4-dihydroxypiperidine-2-carboxylic acid2731012-58-9C21H21NO6
- rac-(4R,5S)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-4,5-dihydroxypiperidine-2-carboxylic acid2731012-73-8C21H21NO6
- 2-[({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)methyl]-3-methoxy-2-methyl-3-oxopropanoic acid2639417-84-6C21H21NO6
- 3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-2-(methoxycarbonyl)butanoic acid2639444-67-8C21H21NO6
- 3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxy-5-oxopentanoic acid2385570-53-4C21H21NO6
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-butoxy-3-ethoxybenzoate2248305-67-9C21H21NO6
- Methyl 2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(3-hydroxyoxetan-3-yl)acetate2763909-76-6C21H21NO6
- (S)-3-[Fmoc-(methyl)amino]-4-methoxy-4-oxobutanoic Acid3099946-41-2C21H21NO6
- Methyl 2-[4-(6,7-dimethoxyquinolin-4-yl)oxy-2-methoxyphenyl]acetate1374784-93-6C21H21NO6
- Ethyl 2-oxo-3-(3,4,5-trimethoxybenzylidene)indoline-5-carboxylate1253398-39-8C21H21NO6
- 1-((Benzyloxy)carbonyl)-2-(3-(methoxycarbonyl)phenyl)pyrrolidine-3-carboxylic acid2360186-76-9C21H21NO6
- Fmoc-D-Asp(OEt)-OH2569650-06-0C21H21NO6
- 1-(3,4-Dimethoxyphenyl)-8,9-dimethoxy-5,6-dihydro-[1,3]oxazolo[4,3-a]isoquinolin-3-one112970-20-4C21H21NO6
Frequently asked questions
What is the molar mass of C21H21NO6?
The molar mass of C21H21NO6 is 383.40 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 6 oxygen atoms. The monoisotopic mass is 386.1557 Da.
How many compounds have the formula C21H21NO6?
CompoundList lists 156 compounds with the molecular formula C21H21NO6, including 5-((3-Benzyloxy-4-methoxyanilino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione, Methyl 6,7-dimethoxy-4-((3-methoxybenzyl)oxy)quinoline-2-carboxylate, N-Fmoc-L-aspartic acid 4-ethyl ester. 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 C21H21NO6?
C21H21NO6 has a degree of unsaturation of 12. 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.