Molecular formula
C21H20ClNO4
61 compounds have this formula on CompoundList.
- Molar mass
- 385.84g/mol
- Monoisotopic mass
- 385.1081Da
- Atoms
- 47
- Elements
- 5
- Rings plus double bonds
- 12
The formula C21H20ClNO4 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 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 × 2165.37%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 205.22%1.008 × 20 = 20.160 g/mol
- Cl Chlorine × 19.19%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 13.63%14.007 × 1 = 14.007 g/mol
- O Oxygen × 416.59%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C21H20ClNO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 61 of 61 compounds
Fagaronine chloride
CAS 52259-64-0C21H20ClNO4
Ethyl 1-(4-chlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acetate
CAS 16401-99-3C21H20ClNO4
13-Methylberberine chloride
CAS 54260-72-9C21H20ClNO4
3-(4-Chlorophenyl)-7-hydroxy-2-methyl-8-(morpholin-4-ylmethyl)chromen-4-one
CAS 844829-08-9C21H20ClNO4
![6-Chloro-4-(2,5-dimethoxyphenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-9-carboxylic acid chemical structure, C21H20ClNO4, CAS 1212110-02-5](/s/NFQIZAIUORKUBD-UHFFFAOYSA-N.svg)
6-Chloro-4-(2,5-dimethoxyphenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-9-carboxylic acid
CAS 1212110-02-5C21H20ClNO4
3-(5-(4-Chlorophenyl)-2-furyl)-N-(2,4-dimethoxyphenyl)propanamide
CAS 853311-55-4C21H20ClNO4
3-(5-(3-Chlorophenyl)-2-furyl)-N-(2,4-dimethoxyphenyl)propanamide
CAS 853312-57-9C21H20ClNO4
3-(4-Chlorophenyl)-9,10-dihydro-9-(3-methoxypropyl)-4H,8H-pyrano(2,3-f)(1,3)benzoxazin-4-one
CAS 946385-25-7C21H20ClNO4
3-(4-Chlorophenyl)-7-hydroxy-4-methyl-8-(morpholin-4-ylmethyl)chromen-2-one
CAS 869340-65-8C21H20ClNO4
![3-(4-Chlorophenyl)-9-(3-hydroxypropyl)-2-methyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one chemical structure, C21H20ClNO4, CAS 1010927-65-7](/s/RBYNJHDUQMHPHK-UHFFFAOYSA-N.svg)
3-(4-Chlorophenyl)-9-(3-hydroxypropyl)-2-methyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one
CAS 1010927-65-7C21H20ClNO4
1H-Indole-3-butanoic acid, 1-(4-chlorobenzoyl)-5-methoxy-2-methyl-
CAS 16511-79-8C21H20ClNO4
4-Benzoyl-5-(4-chlorophenyl)-3-hydroxy-1-(3-methoxypropyl)-2,5-dihydro-1H-pyrrol-2-one
CAS 440091-91-8C21H20ClNO4
3-Furancarboxylic acid, 2-(((4-chlorophenyl)methyl)(2-methylphenyl)amino)-4,5-dihydro-4-oxo-, ethyl ester
CAS 947688-28-0C21H20ClNO4
![3-{[4-(4-Chlorophenoxy)phenyl]carbamoyl}bicyclo[2.2.1]heptane-2-carboxylic acid chemical structure, C21H20ClNO4, CAS 354577-23-4](/s/ZZMDCGIDRVEUOO-UHFFFAOYSA-N.svg)
3-{[4-(4-Chlorophenoxy)phenyl]carbamoyl}bicyclo[2.2.1]heptane-2-carboxylic acid
CAS 354577-23-4C21H20ClNO4
1-(2-(Allyloxy)benzyl)-7-chloro-3-hydroxy-3-(2-oxopropyl)indolin-2-one
CAS 881080-49-5C21H20ClNO4
1-(2-(Allyloxy)benzyl)-5-chloro-3-hydroxy-3-(2-oxopropyl)indolin-2-one
CAS 881079-06-7C21H20ClNO4
![Ethyl 4-chloro-5-[(E)-{[2-(4-hydroxyphenyl)ethyl]imino}methyl]-3-methyl-1-benzofuran-2-carboxylate chemical structure, C21H20ClNO4, CAS 296266-59-6](/s/AOEFFSQYZFSHAS-UHFFFAOYSA-N.svg)
Ethyl 4-chloro-5-[(E)-{[2-(4-hydroxyphenyl)ethyl]imino}methyl]-3-methyl-1-benzofuran-2-carboxylate
CAS 296266-59-6C21H20ClNO4
4-(4-Chlorobenzoyl)-3-hydroxy-1-(2-methoxyethyl)-5-(4-methylphenyl)-2,5-dihydro-1H-pyrrol-2-one
CAS 433247-60-0C21H20ClNO4
5-(3-Chlorophenyl)-3-hydroxy-1-(2-methoxyethyl)-4-(4-methylbenzoyl)-2,5-dihydro-1H-pyrrol-2-one
CAS 433320-98-0C21H20ClNO4
![(4E)-5-(4-Chlorophenyl)-4-[hydroxy(4-methylphenyl)methylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione chemical structure, C21H20ClNO4, CAS 608121-19-3](/s/ZADVWQYTKATCOD-HTXNQAPBSA-N.svg)
(4E)-5-(4-Chlorophenyl)-4-[hydroxy(4-methylphenyl)methylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione
CAS 608121-19-3C21H20ClNO4
![(4E)-4-[(4-Chlorophenyl)(hydroxy)methylidene]-1-(3-methoxypropyl)-5-phenylpyrrolidine-2,3-dione chemical structure, C21H20ClNO4, CAS 608119-68-2](/s/ZDIKWQNLWSQUEK-HTXNQAPBSA-N.svg)
(4E)-4-[(4-Chlorophenyl)(hydroxy)methylidene]-1-(3-methoxypropyl)-5-phenylpyrrolidine-2,3-dione
CAS 608119-68-2C21H20ClNO4
5-(2-Chlorophenyl)-N-(3,4-dimethoxyphenethyl)furan-2-carboxamide
CAS 618402-93-0C21H20ClNO4
3-(4-Chlorophenyl)-2-methyl-4-oxo-4H-chromen-7-yl diethylcarbamate
CAS 848204-30-8C21H20ClNO4
2-(4-Chlorophenyl)-2-oxoethyl 1-(4-ethylphenyl)-5-oxopyrrolidine-3-carboxylate
CAS 433259-61-1C21H20ClNO4
- nor-Coralyne23158-19-2C21H20ClNO4
- 4-(4-Chlorobenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1-isobutyl-1H-pyrrol-2(5H)-one440108-93-0C21H20ClNO4
- 2-[(2E)-3-(2-Chlorophenyl)prop-2-enoyl]-4-methylphenyl morpholine-4-carboxylate637746-70-4C21H20ClNO4
- 5-[2-(4-Chlorophenyl)-2-oxoethoxy]-2-(2-ethoxyethyl)isoquinolin-1-one898457-56-2C21H20ClNO4
- (Z)-2-(3-Chlorobenzylidene)-6-hydroxy-4-methyl-7-(morpholinomethyl)benzofuran-3(2H)-one903861-17-6C21H20ClNO4
- (Z)-2-(4-Chlorobenzylidene)-6-hydroxy-4-methyl-7-(morpholinomethyl)benzofuran-3(2H)-one903590-11-4C21H20ClNO4
- (Z)-2-(2-Chlorobenzylidene)-6-hydroxy-4-methyl-7-(morpholinomethyl)benzofuran-3(2H)-one903849-95-6C21H20ClNO4
- 3-(4-Chlorophenyl)-7-(2-morpholin-4-ylethoxy)chromen-2-one903585-65-9C21H20ClNO4
- 3-(4-Chlorophenyl)-7-(2-morpholin-4-ylethoxy)chromen-4-one903195-58-4C21H20ClNO4
- 2-(4-Chlorophenyl)-2-oxoethyl 1-(2,5-dimethylphenyl)-5-oxo-3-pyrrolidinecarboxylate726139-71-5C21H20ClNO4
- 4-(4-Chlorophenyl)-N-[4-(2-methoxyphenoxy)but-2-YN-1-yl]-4-oxobutanamide1428359-49-2C21H20ClNO4
- 5-(3-Chlorophenyl)-N-[2-(3,4-dimethoxyphenyl)ethyl]furan-2-carboxamide618411-58-8C21H20ClNO4
- 2-(2-Chlorophenyl)-4-(3-ethoxy-4-propoxybenzylidene)-1,3-oxazol-5(4H)-one354544-21-1C21H20ClNO4
- Ethyl 2-[3-acetyl-1-(4-chlorophenyl)-2-methylindol-5-yl]oxyacetate157064-66-9C21H20ClNO4
- Ethyl 5-((2-chlorobenzoyl)oxy)-1-ethyl-2-methyl-1H-indole-3-carboxylate373373-52-5C21H20ClNO4
- Methanone, 2-benzofuranyl(4-((dimethylamino)methyl)-5-hydroxy-2-methyl-3-benzofuranyl)-, hydrochloride, hydrate132993-98-7C21H20ClNO4
- 5-[(4-Chloro-3-methylphenoxy)methyl]-N-[(4-methoxyphenyl)methyl]furan-2-carboxamide495382-78-0C21H20ClNO4
- 2,8,9-Trimethoxy-5-methylbenzo[c]phenanthridin-5-ium-3-ol chloride56517-35-2C21H20ClNO4
- 3-[5-(4-Chlorophenyl)-1-(2,4-dimethoxyphenyl)pyrrol-2-yl]propanoic acid811469-57-5C21H20ClNO4
- 6-Chloro-9-(4-methoxybenzyl)-3,4-dimethyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one848870-15-5C21H20ClNO4
- N-(4-Chloro-2,5-dimethoxyphenyl)-5-(3,4-dimethylphenyl)furan-2-carboxamide894880-54-7C21H20ClNO4
- 6-Chloro-9-(3-methoxybenzyl)-3,4-dimethyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one853893-15-9C21H20ClNO4
- Agn-PC-0NI72C56516-95-1C21H20ClNO4
- 5-(4-Chlorophenyl)-4-[hydroxy(phenyl)methylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dioneC21H20ClNO4
- 4-(4-Chlorobenzoyl)-3-hydroxy-1-(3-methoxypropyl)-5-phenyl-2,5-dihydro-1H-pyrrol-2-oneC21H20ClNO4
- 4-(4-Chlorobenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1-(2-methylpropyl)-2,5-dihydro-1H-pyrrol-2-oneC21H20ClNO4
- 2-{[(Benzyloxy)carbonyl]amino}-2-[3-(2-chlorophenyl)bicyclo[1.1.1]pentan-1-yl]acetic acid2287263-20-9C21H20ClNO4
- 2-{[(Benzyloxy)carbonyl]amino}-2-[3-(3-chlorophenyl)bicyclo[1.1.1]pentan-1-yl]acetic acid2287268-08-8C21H20ClNO4
- 2-{[(Benzyloxy)carbonyl]amino}-2-[3-(4-chlorophenyl)bicyclo[1.1.1]pentan-1-yl]acetic acid2287261-01-0C21H20ClNO4
- 5-Chloro-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpent-4-enoic acid1704298-75-8C21H20ClNO4
- (4E)-5-(4-Chlorophenyl)-4-[hydroxy-(4-methylphenyl)methylidene]-1-(3-hydroxypropyl)pyrrolidine-2,3-dione425427-49-2C21H20ClNO4
- Acetyl-4-chloro-2,6-dimethylphenoxy)-1-methylethyl]-1H-isoindole-1,3(2H)-dione1356452-01-1C21H20ClNO4
- (4E)-4-[(4-Butoxyphenyl)-hydroxymethylidene]-5-(4-chlorophenyl)pyrrolidine-2,3-dione879941-33-0C21H20ClNO4
- 4-(2-Butoxybenzylidene)-2-(5-chloro-2-methoxyphenyl)oxazol-5(4H)-one667868-82-8C21H20ClNO4
- 5-(4-Chlorophenyl)-3-hydroxy-1-(2-methoxyethyl)-4-(4-methylbenzoyl)-2,5-dihydro-1H-pyrrol-2-oneC21H20ClNO4
- 4-(4-Butoxybenzoyl)-5-(4-chlorophenyl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-oneC21H20ClNO4
- 4-[(4-Chlorophenyl)-hydroxymethylidene]-5-(4-hydroxyphenyl)-1-(2-methylpropyl)pyrrolidine-2,3-dioneC21H20ClNO4
Frequently asked questions
What is the molar mass of C21H20ClNO4?
The molar mass of C21H20ClNO4 is 385.84 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 385.1081 Da.
How many compounds have the formula C21H20ClNO4?
CompoundList lists 61 compounds with the molecular formula C21H20ClNO4, including Fagaronine chloride, Ethyl 1-(4-chlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acetate, 13-Methylberberine chloride. 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 C21H20ClNO4?
C21H20ClNO4 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.