Molecular formula
C20H22ClN3O3
98 compounds have this formula on CompoundList.
- Molar mass
- 387.86g/mol
- Monoisotopic mass
- 387.1350Da
- Atoms
- 49
- Elements
- 5
- Rings plus double bonds
- 11
The formula C20H22ClN3O3 describes a molecule made of 20 carbon atoms, 22 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 3 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 × 2061.93%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 225.72%1.008 × 22 = 22.176 g/mol
- Cl Chlorine × 19.14%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 310.83%14.007 × 3 = 42.021 g/mol
- O Oxygen × 312.37%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H22ClN3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 98 of 98 compounds
![4-(2-Chlorophenoxy)-N-[3-(methylcarbamoyl)phenyl]piperidine-1-carboxamide chemical structure, C20H22ClN3O3, CAS 1032229-33-6](/s/DPYTYQFYDLYWHZ-UHFFFAOYSA-N.svg)
4-(2-Chlorophenoxy)-N-[3-(methylcarbamoyl)phenyl]piperidine-1-carboxamide
CAS 1032229-33-6C20H22ClN3O3
![6-[[1-[(4-Chlorophenyl)methyl]-3,5-dimethylpyrazol-4-yl]carbamoyl]cyclohex-3-ene-1-carboxylic acid chemical structure, C20H22ClN3O3, CAS 515150-22-8](/s/USIUGWOPSFXAQY-UHFFFAOYSA-N.svg)
6-[[1-[(4-Chlorophenyl)methyl]-3,5-dimethylpyrazol-4-yl]carbamoyl]cyclohex-3-ene-1-carboxylic acid
CAS 515150-22-8C20H22ClN3O3
![N-{2-[4-(4-Chlorophenyl)piperazino]-2-oxoethyl}-4-methoxybenzenecarboxamide chemical structure, C20H22ClN3O3, CAS 338419-58-2](/s/JYOKWKJWSXSOOG-UHFFFAOYSA-N.svg)
N-{2-[4-(4-Chlorophenyl)piperazino]-2-oxoethyl}-4-methoxybenzenecarboxamide
CAS 338419-58-2C20H22ClN3O3
![2-(2-Chlorophenoxy)-N-[2-(4-methylpiperazine-1-carbonyl)phenyl]acetamide chemical structure, C20H22ClN3O3, CAS 815623-29-1](/s/QIQSBEXXAQEMBM-UHFFFAOYSA-N.svg)
2-(2-Chlorophenoxy)-N-[2-(4-methylpiperazine-1-carbonyl)phenyl]acetamide
CAS 815623-29-1C20H22ClN3O3
![2-[2-[(E)-[4-[(4-Chlorophenyl)methyl]piperazin-1-yl]iminomethyl]phenoxy]acetic acid chemical structure, C20H22ClN3O3, CAS 307346-84-5](/s/RQCXACCMUVTZJV-LPYMAVHISA-N.svg)
2-[2-[(E)-[4-[(4-Chlorophenyl)methyl]piperazin-1-yl]iminomethyl]phenoxy]acetic acid
CAS 307346-84-5C20H22ClN3O3
![2-(4-Chlorophenoxy)-N-[2-(4-methylpiperazine-1-carbonyl)phenyl]acetamide chemical structure, C20H22ClN3O3, CAS 350681-46-8](/s/CYRGINWVXSPJKH-UHFFFAOYSA-N.svg)
2-(4-Chlorophenoxy)-N-[2-(4-methylpiperazine-1-carbonyl)phenyl]acetamide
CAS 350681-46-8C20H22ClN3O3
Phenyl 4-((3-(2-chlorophenyl)ureido)methyl)piperidine-1-carboxylate
CAS 1235108-18-5C20H22ClN3O3
4(1H)-Quinazolinone, 2,3-dihydro-1-(2-(4-morpholinyl)acetyl)-3-phenyl-, hydrochloride (1:1)
CAS 19395-78-9C20H22ClN3O3
4-Chloro-N-(1-methyl-5-(4-methylpiperidine-1-carbonyl)-2-oxo-1,2-dihydropyridin-3-yl)benzamide
CAS 1105242-33-8C20H22ClN3O3
1-(3-(4-Chlorophenyl)-5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-3-morpholinopropan-1-one
CAS 500195-98-2C20H22ClN3O3
![Methyl 3-[(2-chlorobenzoyl)amino]-4-(4-methylpiperazin-1-yl)benzoate chemical structure, C20H22ClN3O3, CAS 876889-77-9](/s/ZWRKGBYBETUEKJ-UHFFFAOYSA-N.svg)
Methyl 3-[(2-chlorobenzoyl)amino]-4-(4-methylpiperazin-1-yl)benzoate
CAS 876889-77-9C20H22ClN3O3
![4-Chloro-N-(2-{[4-(2-methylpropanamido)phenyl]formamido}ethyl)benzamide chemical structure, C20H22ClN3O3, CAS 1021219-60-2](/s/PSHYDCBXFLCHIY-UHFFFAOYSA-N.svg)
4-Chloro-N-(2-{[4-(2-methylpropanamido)phenyl]formamido}ethyl)benzamide
CAS 1021219-60-2C20H22ClN3O3
![N'-{1-[(4-Chlorophenyl)methyl]-6-oxo-1,6-dihydropyridine-3-carbonyl}cyclohexanecarbohydrazide chemical structure, C20H22ClN3O3, CAS 1040664-97-8](/s/ZNCASMFVNLPYGF-UHFFFAOYSA-N.svg)
N'-{1-[(4-Chlorophenyl)methyl]-6-oxo-1,6-dihydropyridine-3-carbonyl}cyclohexanecarbohydrazide
CAS 1040664-97-8C20H22ClN3O3
![(4-Chloro-2-{4,4-dimethyl-9-oxo-1,10-diazatricyclo[6.4.0.0(2),]dodeca-2(6),7-dien-10-yl}pyridin-3-yl)methyl acetate chemical structure, C20H22ClN3O3, CAS 1434051-95-2](/s/GKQIRPRAPPONSR-UHFFFAOYSA-N.svg)
(4-Chloro-2-{4,4-dimethyl-9-oxo-1,10-diazatricyclo[6.4.0.0(2),]dodeca-2(6),7-dien-10-yl}pyridin-3-yl)methyl acetate
CAS 1434051-95-2C20H22ClN3O3
2-(3'-tert-Butyl-2'-hydroxy-5'-(2-methoxycarbonylethyl)phenyl)-5-chlorobenzotriazole
CAS 83044-91-1C20H22ClN3O3
1-(4-Chlorophenyl)-3-((1-(4-ethoxyphenyl)-5-oxopyrrolidin-3-yl)methyl)urea
CAS 955236-47-2C20H22ClN3O3
2,4(1H,3H)-Quinazolinedione, 1-(2-(4-morpholinyl)ethyl)-3-phenyl-, hydrochloride (1:1)
CAS 53412-85-4C20H22ClN3O3
![2-[4-(1,3-Benzodioxol-5-ylmethyl)piperazin-1-yl]-N-(4-chlorophenyl)acetamide chemical structure, C20H22ClN3O3, CAS 333758-61-5](/s/WCOCAALLUIZPFD-UHFFFAOYSA-N.svg)
2-[4-(1,3-Benzodioxol-5-ylmethyl)piperazin-1-yl]-N-(4-chlorophenyl)acetamide
CAS 333758-61-5C20H22ClN3O3
3-(1-Oxo-4-(piperidin-4-ylethynyl)isoindolin-2-yl)piperidine-2,6-dione hydrochloride
CAS 2408958-59-6C20H22ClN3O3
![N-(1,3-Benzodioxol-5-yl)-2-[4-(5-chloro-2-methylphenyl)piperazin-1-yl]acetamide chemical structure, C20H22ClN3O3, CAS 499197-54-5](/s/GFWMBIORYIANMJ-UHFFFAOYSA-N.svg)
N-(1,3-Benzodioxol-5-yl)-2-[4-(5-chloro-2-methylphenyl)piperazin-1-yl]acetamide
CAS 499197-54-5C20H22ClN3O3
![2-[2-Chloro-4-({[2-(1H-indol-3-yl)ethyl]amino}methyl)-6-methoxyphenoxy]acetamide chemical structure, C20H22ClN3O3, CAS 774551-07-4](/s/WGLLOUBILAXFSI-UHFFFAOYSA-N.svg)
2-[2-Chloro-4-({[2-(1H-indol-3-yl)ethyl]amino}methyl)-6-methoxyphenoxy]acetamide
CAS 774551-07-4C20H22ClN3O3
![2-[4-(3-Chlorophenyl)piperazin-1-yl]-N-(2,3-dihydro-1,4-benzodioxin-6-yl)acetamide chemical structure, C20H22ClN3O3, CAS 329079-95-0](/s/LOVPRGAMWARQBD-UHFFFAOYSA-N.svg)
2-[4-(3-Chlorophenyl)piperazin-1-yl]-N-(2,3-dihydro-1,4-benzodioxin-6-yl)acetamide
CAS 329079-95-0C20H22ClN3O3
![N-[4-(4-Acetylpiperazin-1-yl)phenyl]-2-(4-chlorophenoxy)acetamide chemical structure, C20H22ClN3O3, CAS 441314-14-3](/s/UHVBEFRDIIYATC-UHFFFAOYSA-N.svg)
N-[4-(4-Acetylpiperazin-1-yl)phenyl]-2-(4-chlorophenoxy)acetamide
CAS 441314-14-3C20H22ClN3O3
1-Piperidineacetamide, N-(((3-chlorophenyl)amino)carbonyl)-4-hydroxy-4-phenyl-
CAS 70166-94-8C20H22ClN3O3
- Glycinamide, N-(2-benzoyl-4-chlorophenyl)-DL-valyl-68709-59-1C20H22ClN3O3
- Urea, 3-(p-chlorophenyl)-1-((4-hydroxy-4-phenylpiperidino)acetyl)-70166-95-9C20H22ClN3O3
- N-(3-{N-[(4-chlorophenoxy)acetyl]ethanehydrazonoyl}phenyl)-2-methylpropanamide445014-49-3C20H22ClN3O3
- (5-Chloro-2,4-dihydroxy-phenyl)[5-(4-methyl-piperazin-1-yl)-1,3-dihydro-isoindol-2-yl]-methanone912999-68-9C20H22ClN3O3
- N-[5-(Azepane-1-carbonyl)-1-methyl-2-oxo-1,2-dihydropyridin-3-yl]-2-chlorobenzamide1203397-59-4C20H22ClN3O3
- 2-(4-Chlorophenoxy)-N-(2-(4-(furan-2-yl)-1-methyl-1H-imidazol-2-yl)ethyl)-2-methylpropanamide1421512-47-1C20H22ClN3O3
- 2-(4-(3-Chlorophenyl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)-N-(2-(cyclohex-1-en-1-yl)ethyl)acetamide1421526-13-7C20H22ClN3O3
- 1-Phthalazinecarboxylic acid, 4-oxo-3-phenyl-, 3-(dimethylamino)propyl ester, hydrochloride21131-15-7C20H22ClN3O3
- 4-(4-Acetylphenyl)-N-(5-chloro-2-methoxyphenyl)piperazine-1-carboxamide708219-26-5C20H22ClN3O3
- Carbamic acid, (5-((methylamino)acetyl)-5H-dibenz(b,f)azepin-3-yl)-, ethyl ester, monohydrochloride134068-47-6C20H22ClN3O3
- 1-(3-Chlorophenyl)-3-((1-(4-ethoxyphenyl)-5-oxopyrrolidin-3-yl)methyl)urea954610-67-4C20H22ClN3O3
- 1-((1-(4-Chlorophenyl)-5-oxopyrrolidin-3-yl)methyl)-3-(4-methoxybenzyl)urea955237-98-6C20H22ClN3O3
- N-{4-[4-(5-Chloro-2-methoxybenzoyl)-1-piperazinyl]phenyl}acetamide899163-33-8C20H22ClN3O3
- 1-(4-Chlorobenzyl)-3-(1-(2-methoxyacetyl)-1,2,3,4-tetrahydroquinolin-7-yl)urea1203410-76-7C20H22ClN3O3
- 1-(4-Chlorophenyl)-N-(2-methoxyethyl)-5-oxo-N-(pyridin-4-ylmethyl)pyrrolidine-3-carboxamide1286704-90-2C20H22ClN3O3
- 1-(5-(3-Chlorophenyl)-3-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-3-morpholinopropan-1-one1797883-58-9C20H22ClN3O3
- 2-[4-(1,3-Benzodioxol-5-ylmethyl)piperazin-1-yl]-N-(2-chlorophenyl)acetamide885446-68-4C20H22ClN3O3
- Methyl 3-(3-chlorobenzamido)-4-(4-methylpiperazin-1-yl)benzoate838891-51-3C20H22ClN3O3
- N-[4-(4-Acetylpiperazin-1-yl)-3-chlorophenyl]-4-methoxybenzamide876898-74-7C20H22ClN3O3
- N1-(2-chlorophenyl)-N2-(2-(2-phenylmorpholino)ethyl)oxalamide954004-35-4C20H22ClN3O3
- 1-(4-Chlorobenzyl)-3-(3,3,5-trimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)urea1170907-12-6C20H22ClN3O3
- N-(2-(4-(4-Chlorophenyl)piperazin-1-yl)ethyl)benzo[d][1,3]dioxole-5-carboxamide1049471-38-6C20H22ClN3O3
- 1-(2-Chlorophenyl)-3-(4-(2-(4-hydroxypiperidin-1-yl)-2-oxoethyl)phenyl)urea1235283-59-6C20H22ClN3O3
- (E)-1-(3-Chlorophenyl)-3-((1-(3-(furan-2-yl)acryloyl)piperidin-4-yl)methyl)urea1235698-59-5C20H22ClN3O3
- N-{2-Chloro-5-[(4-methylpiperazin-1-yl)carbonyl]phenyl}-4-methoxybenzamide1351077-60-5C20H22ClN3O3
- N-[2-(6-Chloro-1H-indol-1-yl)ethyl]-2-(1,3-dioxo-2-azaspiro[4.4]non-2-yl)acetamide1401593-10-9C20H22ClN3O3
- N1-(2-chlorophenyl)-N2-(2-(2,3-dihydrobenzofuran-5-yl)-2-(dimethylamino)ethyl)oxalamide1428371-51-0C20H22ClN3O3
- 5-Chloro-2-{[1-(4-phenyloxane-4-carbonyl)pyrrolidin-3-yl]oxy}pyrimidine2034470-11-4C20H22ClN3O3
- 1-(4-Chlorophenyl)-4-(3-((4,6-dimethylpyrimidin-2-yl)oxy)pyrrolidin-1-yl)butane-1,4-dione2034302-66-2C20H22ClN3O3
- N-[2-(4-Acetylpiperazin-1-yl)phenyl]-2-(2-chlorophenoxy)acetamide876898-20-3C20H22ClN3O3
- N-[2-(4-Acetylpiperazin-1-yl)phenyl]-2-(4-chlorophenoxy)acetamide876897-96-0C20H22ClN3O3
- 2-Chloro-N-(2-{[2-(morpholin-4-yl)ethyl]carbamoyl}phenyl)benzamide892677-96-2C20H22ClN3O3
- 1-(5-Chloro-2-methoxyphenyl)-3-[1-(3,4-dimethylphenyl)-5-oxopyrrolidin-3-yl]urea891094-79-4C20H22ClN3O3
- 1-[(4-Chlorophenyl)methyl]-3-{[1-(4-methoxyphenyl)-5-oxopyrrolidin-3-yl]methyl}urea946220-25-3C20H22ClN3O3
- 1-(2-Chlorophenyl)-3-((1-(4-ethoxyphenyl)-5-oxopyrrolidin-3-yl)methyl)urea954696-41-4C20H22ClN3O3
- 1-((1-(4-Chlorophenyl)-5-oxopyrrolidin-3-yl)methyl)-3-(4-ethoxyphenyl)urea954697-31-5C20H22ClN3O3
- 1-((1-(4-Chlorophenyl)-5-oxopyrrolidin-3-yl)methyl)-3-(2-ethoxyphenyl)urea954660-03-8C20H22ClN3O3
- N-[2-(4-Acetylpiperazin-1-yl)-3-chlorophenyl]-2-phenoxyacetamide925131-91-5C20H22ClN3O3
- 1-(1-(4-Chlorophenyl)-5-oxopyrrolidin-3-yl)-3-(4-methoxyphenethyl)urea894027-08-8C20H22ClN3O3
- 1-(5-Chloro-2-methoxyphenyl)-3-(1-propionyl-1,2,3,4-tetrahydroquinolin-6-yl)urea1203032-80-7C20H22ClN3O3
- 1-(4-Chlorobenzyl)-3-(3,3,5-trimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)urea1170077-29-8C20H22ClN3O3
- 2-(4-Chlorophenoxy)-N-((1-isonicotinoylpiperidin-4-yl)methyl)acetamide1396800-79-5C20H22ClN3O3
- N1-(3-chloro-2-methylphenyl)-N2-(2-hydroxy-2-(1-methylindolin-5-yl)ethyl)oxalamide1706137-03-2C20H22ClN3O3
- (4-(2-Chlorophenyl)piperazin-1-yl)(6-((tetrahydrofuran-3-yl)oxy)pyridin-3-yl)methanone2034560-40-0C20H22ClN3O3
- (4-(3-Chlorophenyl)piperazin-1-yl)(2-((tetrahydrofuran-3-yl)oxy)pyridin-4-yl)methanone2034299-69-7C20H22ClN3O3
- 8-(4-(3-Chlorophenyl)piperazine-1-carbonyl)-7-methoxy-2,3-dihydroindolizin-5(1H)-one2034421-04-8C20H22ClN3O3
- 1-(4-Chlorophenyl)-4-(4-((2-methylpyrimidin-4-yl)oxy)piperidin-1-yl)butane-1,4-dione2097890-08-7C20H22ClN3O3
- N-[3-(Aminomethyl)-3-phenylcyclobutyl]-2-(2-oxo-1,3-benzoxazol-3-yl)acetamide, hydrochloride2418671-12-0C20H22ClN3O3
- N-[4-(4-Acetylpiperazin-1-yl)phenyl]-2-(2-chlorophenoxy)acetamide876897-58-4C20H22ClN3O3
- 1-Pyrrolidineacetic acid, (p-phenoxyphenacylidene)hydrazide, hydrochloride5957-01-7C20H22ClN3O3
- Piperazine, 1-(4-chlorophenyl)-4-((4-(1-(hydroxyimino)ethyl)phenoxy)acetyl)-29937-15-3C20H22ClN3O3
- N-[2-(4-Acetylpiperazin-1-yl)-3-chlorophenyl]-2-methoxybenzamide925131-47-1C20H22ClN3O3
- N-[2-(4-Acetylpiperazin-1-yl)-3-chlorophenyl]-3-methoxybenzamide925166-52-5C20H22ClN3O3
- 2-Chloro-N-{3-methyl-4-[(morpholin-4-ylacetyl)amino]phenyl}benzamide950241-57-3C20H22ClN3O3
- 1-(2-Chlorobenzyl)-3-(1-(4-ethoxyphenyl)-5-oxopyrrolidin-3-yl)urea894013-63-9C20H22ClN3O3
- 1-(4-Chlorobenzyl)-3-(1-(4-ethoxyphenyl)-5-oxopyrrolidin-3-yl)urea894014-19-8C20H22ClN3O3
- 1-Benzyl-3-[1-(4-chlorophenyl)-5-oxopyrrolidin-3-yl]-1-(2-hydroxyethyl)urea894022-40-3C20H22ClN3O3
- 3-[1-(4-Chlorophenyl)-5-oxopyrrolidin-3-yl]-1-ethyl-1-(4-methoxyphenyl)urea887466-38-8C20H22ClN3O3
- 1-(4-Chlorophenyl)-4-{3-[(2,6-dimethylpyrimidin-4-yl)oxy]pyrrolidin-1-yl}butane-1,4-dione2097895-39-9C20H22ClN3O3
- N-[4-(4-{[(3-Chloropyridin-4-yl)oxy]methyl}piperidine-1-carbonyl)phenyl]acetamide2640835-34-1C20H22ClN3O3
- 5-Chloro-2-methoxy-N-[6-(1-methylpiperidine-4-carbonyl)-2-pyridinyl]benzamide613677-72-8C20H22ClN3O3
- 3-N-(3-Chloro-4-methoxyphenyl)-1-N-phenylpiperidine-1,3-dicarboxamide1036702-68-7C20H22ClN3O3
- Ethyl 2-chloro-6-[3-(2-dispiro[2.0.2.1]hept-7-ylethoxy)-1H-pyrazol-1-yl]-3-pyridinecarboxylate2229861-94-1C20H22ClN3O3
- 2-{1-[2-(4-Chlorophenoxy)acetyl]piperidin-4-yl}-6-cyclopropyl-2,3-dihydropyridazin-3-one2319726-35-5C20H22ClN3O3
- 2-{1-[2-(2-Chlorophenoxy)acetyl]piperidin-4-yl}-6-cyclopropyl-2,3-dihydropyridazin-3-one2310157-33-4C20H22ClN3O3
- 2-{1-[2-(3-Chlorophenoxy)acetyl]piperidin-4-yl}-6-cyclopropyl-2,3-dihydropyridazin-3-one2309314-11-0C20H22ClN3O3
- 2-[1-(5-Chloro-2-methoxybenzoyl)piperidin-4-yl]-6-cyclopropyl-2,3-dihydropyridazin-3-one2310206-03-0C20H22ClN3O3
- 2-[4-(2-Chlorophenyl)piperazin-1-yl]-N-(2,3-dihydro-1,4-benzodioxin-6-yl)acetamide2775362-50-8C20H22ClN3O3
- N-[4-[(E)-4-Chloro-3-oxobut-1-enyl]-6-oxo-5-(4-phenylbutyl)-1H-pyrimidin-2-yl]acetamide7781-14-8C20H22ClN3O3
- 5-Chloro-2-[5-(2,5-dimethoxybenzoyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine2770622-40-5C20H22ClN3O3
- tert-Butyl N-[4-(7-chloro-1-ethyl-1H-1,3-benzodiazol-2-yl)-2-hydroxyphenyl]carbamate2413869-60-8C20H22ClN3O3
- (4-Chloro-2-(1-oxo-1,3,4,6,7,8,9,10-octahydro-2H-cyclohepta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)pyridin-3-yl)methyl acetate2387599-99-5C20H22ClN3O3
- (S)-Benzyl 3-(indoline-2-carboxamido)azetidine-1-carboxylate hydrochloride3078595-64-6C20H22ClN3O3
- N-(2,6-Dimethylbenzyl)-6,7-dimethoxy-2H-benzofuro[3,2-c]pyrazol-3-amine hydrochloride3017272-75-9C20H22ClN3O3
Frequently asked questions
What is the molar mass of C20H22ClN3O3?
The molar mass of C20H22ClN3O3 is 387.86 g/mol, calculated from standard atomic weights for 20 carbon atoms, 22 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 387.1350 Da.
How many compounds have the formula C20H22ClN3O3?
CompoundList lists 98 compounds with the molecular formula C20H22ClN3O3, including 4-(2-Chlorophenoxy)-N-[3-(methylcarbamoyl)phenyl]piperidine-1-carboxamide, 6-[[1-[(4-Chlorophenyl)methyl]-3,5-dimethylpyrazol-4-yl]carbamoyl]cyclohex-3-ene-1-carboxylic acid, N-{2-[4-(4-Chlorophenyl)piperazino]-2-oxoethyl}-4-methoxybenzenecarboxamide. 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 C20H22ClN3O3?
C20H22ClN3O3 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.