Molecular formula
C21H23NO5
256 compounds have this formula on CompoundList.
- Molar mass
- 369.42g/mol
- Monoisotopic mass
- 378.2141Da
- Atoms
- 50
- Elements
- 4
- Rings plus double bonds
- 11
The formula C21H23NO5 describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 1 nitrogen atom and 5 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 × 2168.28%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 236.28%1.008 × 23 = 23.184 g/mol
- N Nitrogen × 13.79%14.007 × 1 = 14.007 g/mol
- O Oxygen × 521.65%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C21H23NO5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 256 compounds
Heroin
CAS 561-27-3C21H23NO5
Allocryptopine
CAS 485-91-6C21H23NO5
Dibenzo(a,g)quinolizinium, 5,6-dihydro-2,3,9,10-tetramethoxy-, hydroxide (1:1)
CAS 131-04-4C21H23NO5
Cryptopine
CAS 482-74-6C21H23NO5
Tenellin
CAS 53823-15-7C21H23NO5
Homochelidonine
CAS 476-33-5C21H23NO5
Diamorphine, (N-methyl-d3)-
CAS 219533-68-3C21H23NO5
Azaspirene
CAS 461644-34-8C21H23NO5
![1-[2-(3,4-Dimethoxyphenyl)ethyl]-5-methoxy-2-methylindole-3-carboxylic acid chemical structure, C21H23NO5, CAS 325823-47-0](/s/GEYHBGKNYAKBSL-UHFFFAOYSA-N.svg)
1-[2-(3,4-Dimethoxyphenyl)ethyl]-5-methoxy-2-methylindole-3-carboxylic acid
CAS 325823-47-0C21H23NO5
Pyridovericin
CAS 210976-24-2C21H23NO5
8-(Diethylaminomethyl)-7-hydroxy-3-(2-methoxyphenoxy)chromen-4-one
CAS 848747-49-9C21H23NO5
RefChem:390234
CAS 1338713-49-7C21H23NO5
(2S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-propoxypropanoic acid
CAS 2255321-09-4C21H23NO5
1-Oxo-1-phenylpropan-2-yl 5-((2-methoxyphenyl)amino)-5-oxopentanoate
CAS 335391-36-1C21H23NO5
![N-(2-Benzo[1,3]dioxol-5-yl-ethyl)-2-(4-methyl-benzyl)-succinamic acid chemical structure, C21H23NO5, CAS 332849-40-8](/s/WFDVRQOVLBEPIS-UHFFFAOYSA-N.svg)
N-(2-Benzo[1,3]dioxol-5-yl-ethyl)-2-(4-methyl-benzyl)-succinamic acid
CAS 332849-40-8C21H23NO5
Ocoteine
CAS 73791-37-4C21H23NO5
![3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(2-methoxyethyl)amino)propanoic acid chemical structure, C21H23NO5, CAS 1935218-02-2](/s/HRHBYNFTALYODX-UHFFFAOYSA-N.svg)
3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(2-methoxyethyl)amino)propanoic acid
CAS 1935218-02-2C21H23NO5
2-(4-Methylphenyl)-2-oxoethyl 2-(1,3-dioxooctahydro-2H-4,7-methanoisoindol-2-yl)propanoate
CAS 474085-35-3C21H23NO5
2-(3,4-Dimethoxyphenyl)-1-(4-methylphenyl)-6-oxopiperidine-3-carboxylic acid
CAS 851169-11-4C21H23NO5
Phenacyl (2S)-3-methyl-2-(phenylmethoxycarbonylamino)butanoate
CAS 6479-48-7C21H23NO5
![Methyl 4-[2-(3,4-dimethylphenoxy)propanoyl]-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylate chemical structure, C21H23NO5, CAS 881216-82-6](/s/AHMFHTFBOIXSPC-UHFFFAOYSA-N.svg)
Methyl 4-[2-(3,4-dimethylphenoxy)propanoyl]-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylate
CAS 881216-82-6C21H23NO5
Colchicide
CAS 518-15-0C21H23NO5
![3-[3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)propoxy]propanoic acid chemical structure, C21H23NO5, CAS 2919954-50-8](/s/DFONVFIJNLSUGE-UHFFFAOYSA-N.svg)
3-[3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)propoxy]propanoic acid
CAS 2919954-50-8C21H23NO5
L-8-Oxotetrahydropalmatine
CAS 77519-57-4C21H23NO5
- (2R,3R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-hydroxy-4-methylpentanoic acid3026594-86-2C21H23NO5
- 2-(4-Methoxy-6-methyl-5,6,7,8-tetrahydro[1,3]dioxolo[4,5-g]isoquinolin-5-yl)-1-(3-methoxyphenyl)ethanone376379-05-4C21H23NO5
- 3-[2-(3,4-Dimethoxyphenyl)-2-oxoethyl]-3-hydroxy-1-propyl-1,3-dihydro-2H-indol-2-one692282-49-8C21H23NO5
- Cholchicide3056120-00-1C21H23NO5
- N-(3,4-Dimethoxyphenethyl)-2-((3-oxo-2,3-dihydro-1H-inden-5-yl)oxy)acetamide1203301-94-3C21H23NO5
- 8-((Diethylamino)methyl)-7-hydroxy-3-(4-methoxyphenoxy)-4H-chromen-4-one846030-84-0C21H23NO5
- 3-(2,5-Dimethoxyphenyl)-8-((dimethylamino)methyl)-7-hydroxy-4-methyl-2H-chromen-2-one859672-37-0C21H23NO5
- 3-(2,4-Dimethoxyphenyl)-8-[(dimethylamino)methyl]-7-hydroxy-4-methyl-2H-chromen-2-one864818-70-2C21H23NO5
- Fumaricine24181-77-9C21H23NO5
- 8-((Dimethylamino)methyl)-3-(2-ethoxyphenoxy)-7-hydroxy-2-methyl-4H-chromen-4-one847182-70-1C21H23NO5
- Yelfbsbofkwhsl-qdpfkyggsa-81844-67-9C21H23NO5
- 1 suppliers2,3-Dimethoxy-6-[(6-methyl-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isoquinolin-5-yl)methyl]benzaldehyde52801-27-1C21H23NO5
- Ocotein3246-21-7C21H23NO5
- Ethyl 4-{[2-(3,4-dimethoxyphenyl)-3-oxo-1-butenyl]amino}benzenecarboxylate339017-35-5C21H23NO5
- Tyrosinase-IN-32409081-40-7C21H23NO5
- Propyl 4-{[(2E)-3-(3,4-dimethoxyphenyl)prop-2-enoyl]amino}benzoate304886-97-3C21H23NO5
- 5,7,8,15-Tetrahydro-2,3-dimethoxy-6-methylbenzo[e][1,3]dioxolo[4,5-k][3]benzazecin-14(6H)-one528-67-6C21H23NO5
- (2S,3R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-hydroxy-4-methylpentanoic acid940301-35-9C21H23NO5
- 1 suppliersFmoc-N-Me-HomoSer(Me)-OH1979169-11-3C21H23NO5
- 4 suppliersBoc-4-benzoyl-L-phenylalanine104504-43-0C21H23NO5
- [2-[(6,7-Dimethoxyisoquinolin-1-yl)methyl]-4,5-dimethoxyphenyl]methanol18017-47-5C21H23NO5
- 4,5-Epoxy-3,6,14-trihydroxy-6-(2-carboxyallyl)-17-methylmorphinan gamma-lactone92398-22-6C21H23NO5
- 1 suppliersN-Fmoc-O-ethyl-L-homoserine1932074-99-1C21H23NO5
- CanadalineC21H23NO5
- 4 suppliersBoc-4-benzoyl-D-phenylalanine117666-94-1C21H23NO5
- 1 suppliersFmoc-L-Nle(6-OH)-OH374899-60-2C21H23NO5
- 1 suppliers(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)(methyl)amino)-3-ethoxypropanoic acid1931107-98-0C21H23NO5
- 1-((3,4-Dimethoxyphenyl)methoxymethyl)-6,7-dimethoxyisoquinoline180386-76-9C21H23NO5
- Fmoc-(2R,3S)-2-amino-3-hydroxy-4-methylpentanoic acid1217833-77-6C21H23NO5
- FMOC-MeThr(Me)-OH1645308-94-6C21H23NO5
- 6H-Benzo(g)-1,3-benzodioxolo(5,6-a)quinolizine-13-methanol, 5,8,13,13a-tetrahydro-10,11-dimethoxy-, cis-60734-44-3C21H23NO5
- [(1S,21R)-17,18-Dimethoxy-5,7-dioxa-13-azapentacyclo[11.8.0.02,10.04,8.015,20]henicosa-2,4(8),9,15,17,19-hexaen-21-yl]methanol60734-45-4C21H23NO5
- N-[(7S)-1,2,10-Trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide2650350-78-8C21H23NO5
- Zanthosinamide119060-90-1C21H23NO5
- Methyl (6aS)-1,2,10-trimethoxy-4,5,6a,7-tetrahydro-6H-dibenzo[de,g]quinoline-6-carboxylate356048-26-5C21H23NO5
- Ethyl 4-[4-(methoxycarbonyl)phenyl]-2-methyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate33323-09-0C21H23NO5
- 1'-(3-(2-Methoxyphenoxy)propyl)spiro[[1,3]dioxane-2,3'-indolin]-2'-one876890-61-8C21H23NO5
- 2-(4-Methoxy-6-methyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinolin-5-yl)-1-(4-methoxyphenyl)ethanone51254-38-7C21H23NO5
- 3-(Furan-2-carbonyl)-4-hydroxy-1-(2-methoxyethyl)-2-(4-propan-2-ylphenyl)-2H-pyrrol-5-one488137-75-3C21H23NO5
- 1'-[2-(2-Methoxyphenoxy)ethyl]-5'-methylspiro[1,3-dioxane-2,3'-indole]-2'-one876890-66-3C21H23NO5
- 1-(3,4-Dimethoxybenzyl)-3-hydroxy-7-methyl-3-(2-oxopropyl)-1,3-dihydro-2H-indol-2-one879045-88-2C21H23NO5
- 5-Tert-Butyl-2-(3,4,5-trimethoxyphenyl)isoindoline-1,3-dione1293923-39-3C21H23NO5
- Diethyl 2-[(4-phenylmethoxyanilino)methylidene]propanedioate6093-78-3C21H23NO5
- Diethyl 5-oxo-7-phenyl-1,4,5,6,7,8-hexahydroquinoline-3,4-dicarboxylate131929-09-4C21H23NO5
- 1'-[(3,4-Dimethoxyphenyl)methyl]-5'-methylspiro[1,3-dioxane-2,3'-indole]-2'-one876890-71-0C21H23NO5
- N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-3-hydroxyleucine1426953-65-2C21H23NO5
- Grandisinine87959-95-3C21H23NO5
- Dimethyl 2-[(4-tert-butylbenzoyl)amino]terephthalate280774-06-3C21H23NO5
- Ethyl 5-hydroxy-2-methyl-4-(morpholin-4-ylmethyl)naphtho[1,2-b]furan-3-carboxylate132474-46-5C21H23NO5
- 1'-[(3,4-Dimethoxyphenyl)methyl]-7'-methyl-1',2'-dihydrospiro[1,3-dioxane-2,3'-indole]-2'-one876890-76-5C21H23NO5
- 14-Hydroxycodeinone propionate981-01-1C21H23NO5
- 3-Hydroxy-1-[3-(4-methoxyphenoxy)propyl]-3-(2-oxopropyl)indol-2-one879044-08-3C21H23NO5
- 3-Hydroxy-1-[2-(2-methoxyphenoxy)ethyl]-5-methyl-3-(2-oxopropyl)-2,3-dihydro-1H-indol-2-one879044-91-4C21H23NO5
- (Z)-2-(2,5-Dimethoxybenzylidene)-7-((dimethylamino)methyl)-6-hydroxy-4-methylbenzofuran-3(2H)-one903853-34-9C21H23NO5
- (Z)-2-(2,4-Dimethoxybenzylidene)-7-((dimethylamino)methyl)-6-hydroxy-4-methylbenzofuran-3(2H)-one903188-28-3C21H23NO5
- (Z)-2-(3,4-Dimethoxybenzylidene)-7-((dimethylamino)methyl)-6-hydroxy-4-methylbenzofuran-3(2H)-one903188-27-2C21H23NO5
- (Z)-2-(2,3-Dimethoxybenzylidene)-7-((dimethylamino)methyl)-6-hydroxy-4-methylbenzofuran-3(2H)-one903849-72-9C21H23NO5
- Ethyl 4-(Benzo[d][1,3]dioxol-5-yl)-2-(4-methoxyphenyl)pyrrolidine-3-carboxylate173864-47-6C21H23NO5
- Fmoc-(2S,3S)-2-amino-3-ethoxybutanoic acid1279034-29-5C21H23NO5
- (2S)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-(propan-2-yloxy)propanoic acid2137146-08-6C21H23NO5
- 3,3-Dimethyl-2-oxobutyl 3-(1,3-dioxo-1,3,3a,4,7,7a-hexahydro-2H-isoindol-2-yl)benzoate434296-44-3C21H23NO5
- 1 suppliersEthyl (2R,3R,4S)-4-(benzo[d][1,3]dioxol-5-yl)-2-(4-methoxyphenyl)pyrrolidine-3-carboxylate178739-03-2C21H23NO5
- 8-(3-Ethoxy-4-isopropoxyphenyl)-7,8-dihydro[1,3]dioxolo[4,5-g]quinolin-6(5H)-one847509-57-3C21H23NO5
- N-Fmoc-5-methoxy-L-norvaline2323072-04-2C21H23NO5
- (2E)-2-[(4-Butoxyphenyl)carbonylamino]-3-(4-methoxyphenyl)prop-2-enoic acid430471-77-5C21H23NO5
- 2,3,5-Trimethyl-6-[3-(4-morpholinyl)-3-oxopropyl]-7H-furo[3,2-g]chromen-7-one853899-91-9C21H23NO5
- 1-[(3,4-Dimethoxyphenyl)methyl]-3-hydroxy-5-methyl-3-(2-oxopropyl)-2,3-dihydro-1H-indol-2-one879044-71-0C21H23NO5
- 3-Hydroxy-1-(2-(2-methoxyphenoxy)ethyl)-7-methyl-3-(2-oxopropyl)indolin-2-one879046-06-7C21H23NO5
- Prop-2-en-1-yl 6-(3,4-dimethoxyphenyl)-3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2-carboxylate847483-92-5C21H23NO5
- (Z)-2-(3,4-Dimethoxybenzylidene)-5-((dimethylamino)methyl)-6-hydroxy-7-methylbenzofuran-3(2H)-one929389-79-7C21H23NO5
- N-Fmoc-N-(2-ethoxyethyl)glycine2255321-24-3C21H23NO5
- 2H-1-Benzopyran-3-carboxamide, N-(2-(3,4-dimethoxyphenyl)ethyl)-8-methoxy-83823-31-8C21H23NO5
- (4E)-4-[Hydroxy(5-methylfuran-2-yl)methylidene]-1-(3-methoxypropyl)-5-(4-methylphenyl)pyrrolidine-2,3-dione384375-79-5C21H23NO5
- 10-Oxo naltrexone methyl ether96445-13-5C21H23NO5
- 2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-6-hydroxyhexanoic acid1822499-18-2C21H23NO5
- 2-{[(9H-Fluoren-9-ylmethoxy)carbonyl]amino}-5-methoxypentanoic acid1483389-52-1C21H23NO5
Frequently asked questions
What is the molar mass of C21H23NO5?
The molar mass of C21H23NO5 is 369.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 1 nitrogen atom and 5 oxygen atoms. The monoisotopic mass is 378.2141 Da.
How many compounds have the formula C21H23NO5?
CompoundList lists 256 compounds with the molecular formula C21H23NO5, including Heroin, Allocryptopine, Dibenzo(a,g)quinolizinium, 5,6-dihydro-2,3,9,10-tetramethoxy-, hydroxide (1:1). 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 C21H23NO5?
C21H23NO5 has a degree of unsaturation of 11. 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.