Molecular formula
C21H21ClN2O2
83 compounds have this formula on CompoundList.
- Molar mass
- 368.86g/mol
- Monoisotopic mass
- 368.1292Da
- Atoms
- 47
- Elements
- 5
- Rings plus double bonds
- 12
The formula C21H21ClN2O2 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms and 2 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 × 2168.38%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 215.74%1.008 × 21 = 21.168 g/mol
- Cl Chlorine × 19.61%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 27.59%14.007 × 2 = 28.014 g/mol
- O Oxygen × 28.67%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C21H21ClN2O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 83 of 83 compounds
AT 61
CAS 300669-68-5C21H21ClN2O2
![3-[(4-Benzylpiperazin-1-yl)methyl]-6-chlorochromen-4-one chemical structure, C21H21ClN2O2, CAS 378199-74-7](/s/QQZAPMNDTBFKJB-UHFFFAOYSA-N.svg)
3-[(4-Benzylpiperazin-1-yl)methyl]-6-chlorochromen-4-one
CAS 378199-74-7C21H21ClN2O2
![9-Chloro-2-(4-methoxyphenyl)-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,1'-cyclopentane] chemical structure, C21H21ClN2O2, CAS 303061-30-5](/s/UUUKYIJBFLBCNO-UHFFFAOYSA-N.svg)
9-Chloro-2-(4-methoxyphenyl)-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,1'-cyclopentane]
CAS 303061-30-5C21H21ClN2O2
![6-(5-Chloro-2-hydroxyphenyl)-9,9-dimethyl-6,8,10,11-tetrahydro-5H-benzo[b][1,4]benzodiazepin-7-one chemical structure, C21H21ClN2O2, CAS 309937-08-4](/s/ZGCQIVNSGNSKBU-UHFFFAOYSA-N.svg)
6-(5-Chloro-2-hydroxyphenyl)-9,9-dimethyl-6,8,10,11-tetrahydro-5H-benzo[b][1,4]benzodiazepin-7-one
CAS 309937-08-4C21H21ClN2O2
4-((4-Benzylpiperazin-1-yl)methyl)-6-chloro-2H-chromen-2-one
CAS 896834-32-5C21H21ClN2O2
Methyl 4-((8-chloro-2-methyl-1H,2H,3H,4H,5H-pyrido(4,3-b)indol-5-yl)methyl)benzoate
CAS 1354547-26-4C21H21ClN2O2
(Z)-N-(1-Chloro-3-oxo-1-phenyl-3-(piperidin-1-yl)prop-1-en-2-yl)benzamide
CAS 265977-72-8C21H21ClN2O2
2-(4-Chlorophenoxy)-N-((2,3,4,9-tetrahydro-1H-carbazol-6-yl)methyl)acetamide
CAS 852138-47-7C21H21ClN2O2
Clazepam
CAS 57916-70-8C21H21ClN2O2
N-(4-Butan-2-ylphenyl)-3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide
CAS 303136-08-5C21H21ClN2O2
![[4-(4-Chloro-benzyloxy)-3-methoxy-benzyl]-pyridin-4-ylmethyl-amine chemical structure, C21H21ClN2O2, CAS 880807-26-1](/s/WQKKJLNOWMZBOW-UHFFFAOYSA-N.svg)
[4-(4-Chloro-benzyloxy)-3-methoxy-benzyl]-pyridin-4-ylmethyl-amine
CAS 880807-26-1C21H21ClN2O2
N-(8-Chloro-2,3,4,9-tetrahydro-1H-carbazol-1-yl)-2-(4-methoxyphenyl)acetamide
CAS 1574495-30-9C21H21ClN2O2
![[4-(3-Chloro-benzyloxy)-3-methoxy-benzyl]-pyridin-2-ylmethyl-amine chemical structure, C21H21ClN2O2, CAS 774552-03-3](/s/MCMRMQBQACIYAS-UHFFFAOYSA-N.svg)
[4-(3-Chloro-benzyloxy)-3-methoxy-benzyl]-pyridin-2-ylmethyl-amine
CAS 774552-03-3C21H21ClN2O2
N-(4-tert-Butylphenyl)-3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide
CAS 521280-75-1C21H21ClN2O2
Desloratadine N-carboxylic acid methyl ester
CAS 165740-03-4C21H21ClN2O2
![7-[4-(3-Chloro-4-methyl-phenyl)-piperazin-1-ylmethyl]-chromen-2-one chemical structure, C21H21ClN2O2, CAS 228413-79-4](/s/RBQPTMARORFSKO-UHFFFAOYSA-N.svg)
7-[4-(3-Chloro-4-methyl-phenyl)-piperazin-1-ylmethyl]-chromen-2-one
CAS 228413-79-4C21H21ClN2O2
2-(4-Chlorophenyl)-N-(2-cyclopropanecarbonyl-1,2,3,4-tetrahydroisoquinolin-7-yl)acetamide
CAS 955643-43-3C21H21ClN2O2
![3,3'-Dimethoxy-5,6,8,9-tetrahydro-6a,7a-diazadibenzo[c,g]fluorenium chloride chemical structure, C21H21ClN2O2, CAS 1629992-28-4](/s/JVGUFPVWKWESKD-UHFFFAOYSA-M.svg)
3,3'-Dimethoxy-5,6,8,9-tetrahydro-6a,7a-diazadibenzo[c,g]fluorenium chloride
CAS 1629992-28-4C21H21ClN2O2
![5-(3-Chlorophenyl)-N-[4-(diethylamino)phenyl]-2-furamide chemical structure, C21H21ClN2O2, CAS 355412-52-1](/s/CSPNOSWQAPVCCN-UHFFFAOYSA-N.svg)
5-(3-Chlorophenyl)-N-[4-(diethylamino)phenyl]-2-furamide
CAS 355412-52-1C21H21ClN2O2
![2'-(4-Chlorophenyl)-1',10'b-dihydro-7'-methoxyspiro[cyclopentane-1,5'-[5H]pyrazolo[1,5-c][1,3]benzoxazine] chemical structure, C21H21ClN2O2, CAS 877790-48-2](/s/GVCKZIWRJVVAHS-UHFFFAOYSA-N.svg)
2'-(4-Chlorophenyl)-1',10'b-dihydro-7'-methoxyspiro[cyclopentane-1,5'-[5H]pyrazolo[1,5-c][1,3]benzoxazine]
CAS 877790-48-2C21H21ClN2O2
![4-{[4-(3-Chlorophenyl)piperazin-1-yl]methyl}-6-methyl-2H-chromen-2-one chemical structure, C21H21ClN2O2, CAS 862244-18-6](/s/VTJGWCODEMIOGE-UHFFFAOYSA-N.svg)
4-{[4-(3-Chlorophenyl)piperazin-1-yl]methyl}-6-methyl-2H-chromen-2-one
CAS 862244-18-6C21H21ClN2O2
![4-{[4-(3-Chlorophenyl)piperazin-1-yl]methyl}-7-methyl-2H-chromen-2-one chemical structure, C21H21ClN2O2, CAS 877782-78-0](/s/GJMSWGMTJSPMRE-UHFFFAOYSA-N.svg)
4-{[4-(3-Chlorophenyl)piperazin-1-yl]methyl}-7-methyl-2H-chromen-2-one
CAS 877782-78-0C21H21ClN2O2
N-(4-Butylphenyl)-3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide
CAS 331847-85-9C21H21ClN2O2
![[4-(2-Chloro-benzyloxy)-3-methoxy-benzyl]-pyridin-4-ylmethyl-amine chemical structure, C21H21ClN2O2, CAS 880807-29-4](/s/PYJDENDJJYEZIK-UHFFFAOYSA-N.svg)
[4-(2-Chloro-benzyloxy)-3-methoxy-benzyl]-pyridin-4-ylmethyl-amine
CAS 880807-29-4C21H21ClN2O2
- 5-Chloro-7-[(4-methylphenyl)(morpholin-4-yl)methyl]quinolin-8-ol380458-11-7C21H21ClN2O2
- 4-(4-Chlorophenyl)-1-(1H-indol-1-ylacetyl)-4-piperidinol1144491-07-5C21H21ClN2O2
- N-{4-[(4-Chlorobenzyl)oxy]-3-methoxybenzyl}-N-(2-pyridinylmethyl)amine774556-91-1C21H21ClN2O2
- (3-(2-Chlorophenyl)-5-methylisoxazol-4-yl)-N-(3-methyl-4-(isopropyl)phenyl)formamide1023576-55-7C21H21ClN2O2
- 3-(4-(5-Chloro-2-methylphenyl)piperazine-1-carbonyl)-2,3-dihydro-1H-inden-1-one1207005-03-5C21H21ClN2O2
- 5-Chloro-N-(4-(3,4-dihydroisoquinolin-2(1H)-yl)but-2-yn-1-yl)-2-methoxybenzamide1351652-95-3C21H21ClN2O2
- (6-((4-Chlorophenyl)amino)-4,4-dimethyl-2-oxocyclohex-1-enyl)-N-benzamide1024132-05-5C21H21ClN2O2
- (E)-N-(4-Chloro-2-methoxy-5-methylphenyl)-2-cyano-3-(4-isopropylphenyl)acrylamide466649-38-7C21H21ClN2O2
- 1-{4-[(4-Chlorobenzyl)oxy]-3-methoxyphenyl}-N-(pyridin-3-ylmethyl)methanamine880813-29-6C21H21ClN2O2
- 1-{2-[(2-Chlorobenzyl)oxy]-3-methoxyphenyl}-N-(pyridin-3-ylmethyl)methanamine880813-35-4C21H21ClN2O2
- 1-[4-(Benzyloxy)-3-chloro-5-methoxyphenyl]-N-(pyridin-3-ylmethyl)methanamine880813-64-9C21H21ClN2O2
- 1-{2-[(2-Chlorobenzyl)oxy]-3-methoxyphenyl}-N-(pyridin-4-ylmethyl)methanamine880807-47-6C21H21ClN2O2
- 1-{4-[(3-Chlorobenzyl)oxy]-3-methoxyphenyl}-N-(pyridin-3-ylmethyl)methanamine880810-16-2C21H21ClN2O2
- 9-Chloro-2-(3-methoxyphenyl)-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,1'-cyclopentane]877787-85-4C21H21ClN2O2
- 3-Chloro-6-(2-hydroxyphenyl)-9,9-dimethyl-6,8,10,11-tetrahydro-5H-benzo[b][1,4]benzodiazepin-7-one1024134-58-4C21H21ClN2O2
- 1-(4-sec-Butylphenyl)-5-(4-chlorophenyl)-3-methyl-1H-pyrazole-4-carboxylic acid956786-71-3C21H21ClN2O2
- 1-{2-[(4-Chlorobenzyl)oxy]-3-methoxyphenyl}-N-(pyridin-4-ylmethyl)methanamine880807-42-1C21H21ClN2O2
- 1-[4-(Benzyloxy)-3-chloro-5-methoxyphenyl]-N-(pyridin-2-ylmethyl)methanamine880811-12-1C21H21ClN2O2
- 1-[(2E)-3-(2-Chlorophenyl)-2-phenylprop-2-enoyl]piperidine-4-carboxamide532955-11-6C21H21ClN2O2
- [4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl](1-methyl-1H-indol-4-yl)methanone1190274-01-1C21H21ClN2O2
- N-(4-Chlorobenzyl)-3-(4-methoxyphenyl)-3-(1H-pyrrol-1-yl)propanamide932347-86-9C21H21ClN2O2
- [4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl](1-methyl-1H-indol-3-yl)methanone1219550-54-5C21H21ClN2O2
- 1-[4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl]-2-(1H-indol-3-yl)ethanone1574494-40-8C21H21ClN2O2
- 3-(2-Chlorophenyl)-5-methyl-N-(4-phenylbutan-2-yl)-1,2-oxazole-4-carboxamide546076-26-0C21H21ClN2O2
- [4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl](1-methyl-1H-indol-5-yl)methanone1190285-70-1C21H21ClN2O2
- (4-(3-Chlorobenzoyl)piperazin-1-yl)(2-phenylcyclopropyl)methanone1210817-68-7C21H21ClN2O2
- [4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl](1-methyl-1H-indol-6-yl)methanone1219578-20-7C21H21ClN2O2
- 2,4-Bis(benzyloxy)-6-chloro-5-isopropylpyrimidine1006302-74-4C21H21ClN2O2
- 3-(6-Chloro-1H-indol-1-yl)-1-(2-phenylmorpholino)-1-propanone1374518-70-3C21H21ClN2O2
- Propanamide, N-(chlorophenyl)-2-(2-(2,5-dimethyl-1H-pyrrol-1-yl)phenoxy)-92182-88-2C21H21ClN2O2
- Propanamide, N-(chlorophenyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)phenoxy)-92182-89-3C21H21ClN2O2
- Propanamide, N-(chlorophenyl)-2-(4-(2,5-dimethyl-1H-pyrrol-1-yl)phenoxy)-92212-83-4C21H21ClN2O2
- 5-Chloro-2-methoxy-N-[(2,3,4,9-tetrahydro-1H-carbazol-6-yl)methyl]benzamide852138-34-2C21H21ClN2O2
- 2-(4-Chlorophenyl)-N-(1-cyclopropanecarbonyl-1,2,3,4-tetrahydroquinolin-6-yl)acetamide946288-72-8C21H21ClN2O2
- 4-Chloro-N-[4-(dimethylamino)benzyl]-N-(furan-2-ylmethyl)benzamide335635-94-4C21H21ClN2O2
- Ethyl 6-chloro-4-{[4-(propan-2-yl)phenyl]amino}quinoline-2-carboxylate950266-39-4C21H21ClN2O2
- 6-Chloro-4-ethoxy-N-[4-(propan-2-yl)phenyl]quinoline-2-carboxamide950277-62-0C21H21ClN2O2
- (6-Chloro-1H-indol-3-yl)[4-(2-methoxyphenyl)piperidin-1-yl]methanone923295-58-3C21H21ClN2O2
- 3-(4-Chloro-1H-indol-1-yl)-1-(2-phenylmorpholin-4-yl)propan-1-one1374527-40-8C21H21ClN2O2
- 4-[5-(3-Chloro-4-cyclohexylphenyl)-1,2,4-oxadiazol-3-yl]benzenemethanol1403233-98-6C21H21ClN2O2
- N-[2-(5-Chloro-1H-indol-3-yl)ethyl]-3-(2,3-dihydro-1-benzofuran-5-yl)propanamide1401583-48-9C21H21ClN2O2
- 1H-Inden-1-one, 2,3-dihydro-4-chloro-2-((4-(2-methoxyphenyl)-1-piperazinyl)methylene)-65201-48-1C21H21ClN2O2
- 1-(4-Butylphenyl)-5-(4-chlorophenyl)-3-methyl-1H-pyrazole-4-carboxylic acid956786-73-5C21H21ClN2O2
- 3-(4-Butoxyphenyl)-N-[(4-chlorophenyl)methyl]-2-cyanoprop-2-enamide477974-04-2C21H21ClN2O2
- N-[[3-Chloro-5-methoxy-4-(pyridin-3-ylmethoxy)phenyl]methyl]-1-phenylmethanamine879069-15-5C21H21ClN2O2
- 3-(4-Chloro-3-methoxy-phenyl)-N-[2-(2-methyl-indol-1-yl)-ethyl]-acrylamide1415602-08-2C21H21ClN2O2
- 2-Chlorostrychnine24182-71-6C21H21ClN2O2
- 3-Benzoyl-6-methyl-4-(morpholin-4-yl)quinoline hydrochloride2097883-14-0C21H21ClN2O2
- 2-(4-Chloro-3-methylphenoxy)-N-[4-(dimethylamino)naphthalen-1-yl]acetamide429629-44-7C21H21ClN2O2
- 2-(4-Chlorophenyl)-4-(1-{[(2-phenylethyl)amino]methyl}propylidene)-1,3-oxazol-5(4H)-one353281-71-7C21H21ClN2O2
- N-(4-Chlorophenyl)-2-cyano-3-[4-(3-methylbutoxy)phenyl]prop-2-enamide475054-08-1C21H21ClN2O2
- 5-(2-Chlorophenyl)-N-[4-(diethylamino)phenyl]furan-2-carboxamide7061-97-4C21H21ClN2O2
- 4(1H)-Pyridazinone, 5-butyl-3-chloro-6-phenoxy-1-(phenylmethyl)-919197-99-2C21H21ClN2O2
- Ethyl 6-chloro-2-[(dimethylamino)methyl]-4-phenylquinoline-3-carboxylate126334-87-0C21H21ClN2O2
- N'-{3-Chloro-4-[2-(naphthalen-2-yl)ethoxy]phenyl}-N,N-dimethylurea75803-16-6C21H21ClN2O2
- 4-Chloro-N-[3-oxo-1-phenyl-3-(piperidin-1-yl)prop-1-en-2-yl]benzamide90125-03-4C21H21ClN2O2
- N-[2-Amino-1-(naphthalen-2-yl)ethyl]-2,3-dihydro-1-benzofuran-7-carboxamide hydrochloride2639447-47-3C21H21ClN2O2
- Benzyl N-(5-chloro-2-cyanophenyl)-N-cyclohexylcarbamate2680683-63-8C21H21ClN2O2
- N-[(2-Chloro-7,8-dimethylquinolin-3-yl)methyl]-N-(furan-2-ylmethyl)cyclopropanecarboxamide604781-79-5C21H21ClN2O2
Frequently asked questions
What is the molar mass of C21H21ClN2O2?
The molar mass of C21H21ClN2O2 is 368.86 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 368.1292 Da.
How many compounds have the formula C21H21ClN2O2?
CompoundList lists 83 compounds with the molecular formula C21H21ClN2O2, including AT 61, 3-[(4-Benzylpiperazin-1-yl)methyl]-6-chlorochromen-4-one, 9-Chloro-2-(4-methoxyphenyl)-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,1'-cyclopentane]. 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 C21H21ClN2O2?
C21H21ClN2O2 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.