Molecular formula
C21H23ClN2O4
58 compounds have this formula on CompoundList.
- Molar mass
- 402.88g/mol
- Monoisotopic mass
- 402.1346Da
- Atoms
- 51
- Elements
- 5
- Rings plus double bonds
- 11
The formula C21H23ClN2O4 describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms 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 × 2162.61%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 235.75%1.008 × 23 = 23.184 g/mol
- Cl Chlorine × 18.80%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 26.95%14.007 × 2 = 28.014 g/mol
- O Oxygen × 415.88%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C21H23ClN2O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 58 of 58 compounds
Rafabegron
CAS 244081-42-3C21H23ClN2O4
![2-(4-Chlorophenyl)-3-(3,4,5-trimethoxyphenyl)hexahydro-1H-pyrrolo[1,2-c]imidazol-1-one chemical structure, C21H23ClN2O4, CAS 1035301-26-8](/s/XHODURKPBRCEFM-UHFFFAOYSA-N.svg)
2-(4-Chlorophenyl)-3-(3,4,5-trimethoxyphenyl)hexahydro-1H-pyrrolo[1,2-c]imidazol-1-one
CAS 1035301-26-8C21H23ClN2O4
![2-(4-Chloro-3-methylphenoxy)-N-[10-(1-methylethylidene)-3,5-dioxo-4-azatricyclo[5.2.1.0~2,6~]dec-4-yl]acetamide chemical structure, C21H23ClN2O4, CAS 496010-84-5](/s/YDCNKOPFLPYAPU-UHFFFAOYSA-N.svg)
2-(4-Chloro-3-methylphenoxy)-N-[10-(1-methylethylidene)-3,5-dioxo-4-azatricyclo[5.2.1.0~2,6~]dec-4-yl]acetamide
CAS 496010-84-5C21H23ClN2O4
![2-(4-Chlorophenoxy)-1-[4-[2-(3-methylphenoxy)acetyl]piperazin-1-yl]ethanone chemical structure, C21H23ClN2O4, CAS 423733-69-1](/s/MROIQGORONZJRL-UHFFFAOYSA-N.svg)
2-(4-Chlorophenoxy)-1-[4-[2-(3-methylphenoxy)acetyl]piperazin-1-yl]ethanone
CAS 423733-69-1C21H23ClN2O4
rac-(3R,4R)-4-(Aminomethyl)-1-(((9H-fluoren-9-yl)methoxy)carbonyl)pyrrolidine-3-carboxylic acid hydrochloride
CAS 2679949-69-8C21H23ClN2O4
![2-[3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)pyrrolidin-1-yl]acetic acid hydrochloride chemical structure, C21H23ClN2O4, CAS 2408974-61-6](/s/QCMDGPHDAPCCGC-UHFFFAOYSA-N.svg)
2-[3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)pyrrolidin-1-yl]acetic acid hydrochloride
CAS 2408974-61-6C21H23ClN2O4
Benzyloxycarbonylphenylalanyl-alanine chloromethyl ketone
CAS 60525-17-9C21H23ClN2O4
N-(5-Chloro-2-methoxyphenyl)-1-(4-methoxybenzoyl)piperidine-4-carboxamide
CAS 591226-90-3C21H23ClN2O4
1-(omega-Diethylaminopropylamido)-4-hydroxy-9,10-anthracenedione
CAS 87367-07-5C21H23ClN2O4
4-(Fmoc-amino)-4-piperidinecarboxylic acid hydrochloride
CAS 368866-09-5C21H23ClN2O4
![2-(4-Chlorophenoxy)-N-(5-ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)acetamide chemical structure, C21H23ClN2O4, CAS 921812-48-8](/s/JXIUWUWCRSIWHV-UHFFFAOYSA-N.svg)
2-(4-Chlorophenoxy)-N-(5-ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)acetamide
CAS 921812-48-8C21H23ClN2O4
(2S,4S)-Methyl 4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)pyrrolidine-2-carboxylate hydrochloride
CAS 1212153-95-1C21H23ClN2O4
Methyl (2S,4S)-1-Fmoc-4-aminopyrrolidine-2-carboxylate hydrochloride
CAS 1217457-62-9C21H23ClN2O4
![1-(4-Chlorophenyl)-N-[2-(3,4-dimethoxyphenyl)ethyl]-5-oxopyrrolidine-3-carboxamide chemical structure, C21H23ClN2O4, CAS 404006-54-8](/s/BGQFIORESKNCLX-UHFFFAOYSA-N.svg)
1-(4-Chlorophenyl)-N-[2-(3,4-dimethoxyphenyl)ethyl]-5-oxopyrrolidine-3-carboxamide
CAS 404006-54-8C21H23ClN2O4
3-(9H-Fluoren-9-ylmethoxycarbonylamino)-piperidine-3-carboxylic acid hydrochloride
CAS 1134603-34-1C21H23ClN2O4
![N-[(E)-(6-Chloro-1,3-benzodioxol-5-yl)methylideneamino]-2-hydroxy-3,5-di(propan-2-yl)benzamide chemical structure, C21H23ClN2O4, CAS 445246-40-2](/s/APWIKXDMDMEBBK-NUGSKGIGSA-N.svg)
N-[(E)-(6-Chloro-1,3-benzodioxol-5-yl)methylideneamino]-2-hydroxy-3,5-di(propan-2-yl)benzamide
CAS 445246-40-2C21H23ClN2O4
![N'-(2-Chlorophenyl)-N-{[4-(2-methoxyphenyl)oxan-4-yl]methyl}ethanediamide chemical structure, C21H23ClN2O4, CAS 1091059-26-5](/s/DSWNFCZNINWLTF-UHFFFAOYSA-N.svg)
N'-(2-Chlorophenyl)-N-{[4-(2-methoxyphenyl)oxan-4-yl]methyl}ethanediamide
CAS 1091059-26-5C21H23ClN2O4
3-(5-Chloro-2-methoxybenzamido)cyclohexyl phenylcarbamate
CAS 1351630-39-1C21H23ClN2O4
Serpentine hydrochloride monohydrate
CAS 6696-52-2C21H23ClN2O4
![2-(4-{[(9H-Fluoren-9-yl)methoxy]carbonyl}piperazin-1-yl)acetic acid hydrochloride chemical structure, C21H23ClN2O4, CAS 2703778-65-6](/s/JCJXDDRKIUKPFD-UHFFFAOYSA-N.svg)
2-(4-{[(9H-Fluoren-9-yl)methoxy]carbonyl}piperazin-1-yl)acetic acid hydrochloride
CAS 2703778-65-6C21H23ClN2O4
![1-[4-[2-(4-Chlorophenoxy)acetyl]piperazin-1-yl]-2-(4-methylphenoxy)ethanone chemical structure, C21H23ClN2O4, CAS 423753-25-7](/s/CELGHOUTOLYGCZ-UHFFFAOYSA-N.svg)
1-[4-[2-(4-Chlorophenoxy)acetyl]piperazin-1-yl]-2-(4-methylphenoxy)ethanone
CAS 423753-25-7C21H23ClN2O4
amino}pyrrolidine-2,5-dione chemical structure, C21H23ClN2O4, CAS 1008412-05-2](/s/TVWUYIGPEAFSRB-UHFFFAOYSA-N.svg)
1-(4-Chlorophenyl)-3-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}pyrrolidine-2,5-dione
CAS 1008412-05-2C21H23ClN2O4
![[2-[4-(2-Methoxyphenyl)piperazin-1-yl]-2-oxoethyl] 2-(4-chlorophenyl)acetate chemical structure, C21H23ClN2O4, CAS 1794850-24-0](/s/VRIIOSKBPLSPEW-UHFFFAOYSA-N.svg)
[2-[4-(2-Methoxyphenyl)piperazin-1-yl]-2-oxoethyl] 2-(4-chlorophenyl)acetate
CAS 1794850-24-0C21H23ClN2O4
![3-{[(4-Chloro-3-methylphenoxy)acetyl]amino}-N-(tetrahydro-2-furanylmethyl)benzamide chemical structure, C21H23ClN2O4, CAS 940538-83-0](/s/VZYGWPJMNBAETL-UHFFFAOYSA-N.svg)
3-{[(4-Chloro-3-methylphenoxy)acetyl]amino}-N-(tetrahydro-2-furanylmethyl)benzamide
CAS 940538-83-0C21H23ClN2O4
- Methyl 7-(2-(4-chlorophenoxy)-2-methylpropanamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate1448051-35-1C21H23ClN2O4
- N1-(3-chloro-2-methylphenyl)-N2-((1-hydroxy-6-methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)methyl)oxalamide2034405-97-3C21H23ClN2O4
- N-(2-Chlorophenyl)-1-(3,5-dimethoxybenzoyl)piperidine-4-carboxamide508188-96-3C21H23ClN2O4
- 1-[2-(Diethylamino)ethyl]-4-[(4-chlorophenyl)carbonyl]-5-(2-furyl)-3-hydroxy-3-pyrrolin-2-one615274-40-3C21H23ClN2O4
- 2-(4-Chloro-3,5-dimethylphenoxy)-N-[4-(4-morpholinylcarbonyl)phenyl]acetamide940208-94-6C21H23ClN2O4
- N-(3-Chloro-4-methoxyphenyl)-N'-[(4-phenyloxan-4-yl)methyl]ethanediamide1091138-39-4C21H23ClN2O4
- N-(5-Chloro-2-methoxyphenyl)-N'-[(4-phenyloxan-4-yl)methyl]ethanediamide1091035-87-8C21H23ClN2O4
- 2-(4-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperazin-2-yl)acetic acid hydrochloride1171909-95-7C21H23ClN2O4
- 4-{[4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl]carbonyl}-1-(furan-2-ylmethyl)pyrrolidin-2-one1144481-87-7C21H23ClN2O4
- Phenyl 4-((5-chloro-2-methoxybenzamido)methyl)piperidine-1-carboxylate1234808-56-0C21H23ClN2O4
- 3-Isoquinolineethanamine, 3,4-dihydro-7-chloro-N,N-dimethyl-1-phenyl-, ethanedioate (1:1)83658-24-6C21H23ClN2O4
- 3-Isoquinolineethanamine, 3,4-dihydro-1-(2-chlorophenyl)-N,N-dimethyl-, ethanedioate (1:1)83658-33-7C21H23ClN2O4
- 3-Isoquinolineethanamine, 3,4-dihydro-1-(3-chlorophenyl)-N,N-dimethyl-, ethanedioate (1:1)83658-35-9C21H23ClN2O4
- 4-(4-Chlorobenzoyl)-1-[3-(dimethylamino)propyl]-3-hydroxy-5-(5-methylfuran-2-yl)-2,5-dihydro-1H-pyrrol-2-one380593-75-9C21H23ClN2O4
- 5-Chloro-N-[2-(furan-2-yl)-2-(morpholin-4-yl)ethyl]-3,6-dimethyl-1-benzofuran-2-carboxamide898505-07-2C21H23ClN2O4
- 2-(4-Chlorophenoxy)-N-[2-(morpholin-4-ylcarbonyl)phenyl]butanamide914355-88-7C21H23ClN2O4
- N-(3-Chlorophenyl)-N-(3,4-dimethoxybenzoyl)piperidine-1-carboxamide941994-75-8C21H23ClN2O4
- 2-(4-Chlorophenoxy)-N-(5-ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)acetamide921561-75-3C21H23ClN2O4
- 5-Chloro-N-(5-ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2-methoxybenzamide921519-44-0C21H23ClN2O4
- 1-(3-((3-Chloropyridin-4-yl)oxy)pyrrolidin-1-yl)-2-((2,2-dimethyl-2,3-dihydrobenzofuran-7-yl)oxy)ethanone2034392-78-2C21H23ClN2O4
- (2S)-4-(9H-Fluoren-9-ylmethoxycarbonyl)-1-methylpiperazine-2-carboxylic acid, hydrochloride2703746-28-3C21H23ClN2O4
- 4-(((9H-Fluoren-9-yl)methoxy)carbonyl)-1-methylpiperazine-2-carboxylic acid hydrochloride2703752-18-3C21H23ClN2O4
- N-(4-Chlorophenyl)-N-(3,4-dimethoxybenzoyl)piperidine-1-carboxamide941994-72-5C21H23ClN2O4
- 1-Benzoyl-N-(4-chloro-2,5-dimethoxyphenyl)piperidine-4-carboxamide942834-14-2C21H23ClN2O4
- N-(5-Chloro-2,4-dimethoxyphenyl)-1-methyl-6-oxo-2-phenylpiperidine-3-carboxamide1081145-17-6C21H23ClN2O4
- (2-{4-[(R)-(4-Chlorophenyl)(phenyl)methyl]piperazin-1-yl}-2-oxoethoxy)acetic acid1058165-14-2C21H23ClN2O4
- N-(4-Chlorophenyl)-N-(2,3-dimethoxybenzoyl)piperidine-1-carboxamide941869-87-0C21H23ClN2O4
- N-(3-Chlorophenyl)-N-(2,4-dimethoxybenzoyl)piperidine-1-carboxamide899992-79-1C21H23ClN2O4
- N-(4-Chlorobenzyl)-2-(5-hydroxypentyl)-7-methyl-4-oxo-4,7-dihydrofuro[2,3-b]pyridine-5-carboxamide562101-81-9C21H23ClN2O4
- 3-[4-[(4-Chlorobenzoyl)amino]phenoxy]-1-azetidinecarboxylic acid 1,1-dimethylethyl ester1884191-12-1C21H23ClN2O4
- Ethyl 3-(4-(2-chlorophenoxy)piperidine-1-carboxamido)benzoate1105686-09-6C21H23ClN2O4
- 1-((9H-Fluoren-9-yl)methyl) 2-methyl (2S,4R)-4-aminopyrrolidine-1,2-dicarboxylate hydrochloride2173568-72-2C21H23ClN2O4
- Z-Ala-Phe-CMK26049-92-3C21H23ClN2O4
- 4-(4-Chlorobenzoyl)-1-[2-(diethylamino)ethyl]-5-(furan-2-yl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-oneC21H23ClN2O4
Frequently asked questions
What is the molar mass of C21H23ClN2O4?
The molar mass of C21H23ClN2O4 is 402.88 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 402.1346 Da.
How many compounds have the formula C21H23ClN2O4?
CompoundList lists 58 compounds with the molecular formula C21H23ClN2O4, including Rafabegron, 2-(4-Chlorophenyl)-3-(3,4,5-trimethoxyphenyl)hexahydro-1H-pyrrolo[1,2-c]imidazol-1-one, 2-(4-Chloro-3-methylphenoxy)-N-[10-(1-methylethylidene)-3,5-dioxo-4-azatricyclo[5.2.1.0~2,6~]dec-4-yl]acetamide. 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 C21H23ClN2O4?
C21H23ClN2O4 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.