Molecular formula
C21H23NO3
357 compounds have this formula on CompoundList.
- Molar mass
- 337.42g/mol
- Monoisotopic mass
- 343.2055Da
- Atoms
- 48
- Elements
- 4
- Rings plus double bonds
- 11
The formula C21H23NO3 describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 1 nitrogen atom 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 × 2174.75%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 236.87%1.008 × 23 = 23.184 g/mol
- N Nitrogen × 14.15%14.007 × 1 = 14.007 g/mol
- O Oxygen × 314.22%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C21H23NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 357 compounds
4'-Carboethoxy-3-pyrrolidinomethyl benzophenone
CAS 898770-07-5C21H23NO3
3'-Carboethoxy-2-pyrrolidinomethyl benzophenone
CAS 898774-32-8C21H23NO3
4'-Carboethoxy-2-pyrrolidinomethyl benzophenone
CAS 898774-35-1C21H23NO3
3-(2-Ethoxyanilino)-5-(4-methoxyphenyl)cyclohex-2-en-1-one
CAS 351013-71-3C21H23NO3
2-Cyclohexyl-N-(2-methoxydibenzofuran-3-yl)acetamide
CAS 432012-90-3C21H23NO3
2-(1-Adamantyl)-N-(2-oxochromen-6-yl)acetamide
CAS 708291-28-5C21H23NO3
3,4-Dimethylphenyl 1-(3,4-dimethylphenyl)-5-oxopyrrolidine-3-carboxylate
CAS 709010-31-1C21H23NO3
2,5-Dimethylphenyl 1-(2,4-dimethylphenyl)-5-oxopyrrolidine-3-carboxylate
CAS 712324-55-5C21H23NO3
![1-(Furan-2-yl)-N-{3-methoxy-4-[(4-methylbenzyl)oxy]benzyl}methanamine chemical structure, C21H23NO3, CAS 881454-28-0](/s/NQXPZPIVRLKECI-UHFFFAOYSA-N.svg)
1-(Furan-2-yl)-N-{3-methoxy-4-[(4-methylbenzyl)oxy]benzyl}methanamine
CAS 881454-28-0C21H23NO3
2-(3-Benzoylphenoxy)-1-(piperidin-1-yl)propan-1-one
CAS 76981-47-0C21H23NO3
Ethyl 3-((phenylcyclopentyl)carbonylamino)benzoate
CAS 1023528-09-7C21H23NO3
Furan-2-ylmethyl-(3-methoxy-4-phenethyloxy-benzyl)-amine
CAS 880864-62-0C21H23NO3
(1-Methyl-1,2,3,6-tetrahydropyridin-4-yl)methyl hydroxy(diphenyl)acetate
CAS 93101-29-2C21H23NO3
(4-Methoxyphenyl)(6-methoxy-2,2,4-trimethylquinolin-1(2H)-yl)methanone
CAS 925646-31-7C21H23NO3
1-(4-Butoxybenzyl)-5,7-dimethylindoline-2,3-dione
CAS 951899-22-2C21H23NO3
![1-[Benzyl(furan-2-ylmethyl)amino]-3-phenoxypropan-2-ol chemical structure, C21H23NO3, CAS 1015537-05-9](/s/MBDWWTCEBPGKAA-UHFFFAOYSA-N.svg)
1-[Benzyl(furan-2-ylmethyl)amino]-3-phenoxypropan-2-ol
CAS 1015537-05-9C21H23NO3
![1-[2-(2,3-Dihydro-1,4-benzodioxin-2-yl)ethenyl]-4-phenylpiperidin-4-ol chemical structure, C21H23NO3, CAS 62590-90-3](/s/IOTWMUUKVQGLTB-UHFFFAOYSA-N.svg)
1-[2-(2,3-Dihydro-1,4-benzodioxin-2-yl)ethenyl]-4-phenylpiperidin-4-ol
CAS 62590-90-3C21H23NO3
Ethyl 1-benzyl-5-hydroxy-2-isopropyl-1H-indole-3-carboxylate
CAS 951377-40-5C21H23NO3
9H-Fluoren-9-ylmethyl N-(2-hydroxycyclohexyl)carbamate
CAS 1342698-64-9C21H23NO3
Dibenzo(a,e)cycloheptatrien-5-ol, 2-methoxy-1-morpholinomethyl-
CAS 42981-90-8C21H23NO3
Ethyl 5-ethoxy-2-methyl-1-(2-methylphenyl)-1H-indole-3-carboxylate
CAS 342383-39-5C21H23NO3
Cyclopentyl 3-methyl-4-oxo-6-phenyl-4,5,6,7-tetrahydro-1H-indole-2-carboxylate
CAS 714281-20-6C21H23NO3
Piperidine, 1-((3a,12b-dihydrodibenzo(b,f)-1,3-dioxolo(4,5-d)oxepin-2-yl)methyl)-
CAS 84646-79-7C21H23NO3
2-Pyrrolidinone, 1-((1,1'-biphenyl)-4-ylcarbonyl)-5-butoxy-, (±)-
CAS 136410-11-2C21H23NO3
- Oxazole, 4,5-dihydro-2-(2-(3,5-dimethoxyphenyl)-1-phenylethenyl)-4,4-dimethyl-53645-03-7C21H23NO3
- 2-Ethyl-5-methoxy-1-(phenylmethyl)-1H-indole-3-acetic acid methyl ester163688-11-7C21H23NO3
- N-(1,4-Dioxaspiro[4.4]nonan-2-ylmethyl)-[1,1'-biphenyl]-4-carboxamide923194-88-1C21H23NO3
- 4-(Heptyloxy)phenyl 4-cyanobenzoate58087-05-1C21H23NO3
- 1-(2-Butoxybenzyl)-5,7-dimethylindoline-2,3-dione951899-20-0C21H23NO3
- Ethyl 1-acetyl-3-benzyl-2,4-dihydroquinoline-3-carboxylate1105190-46-2C21H23NO3
- 5-Benzyloxy-1-(tert-butoxycarbonyl)-7-methyl-1H-indole957208-41-2C21H23NO3
- [1,1'-Biphenyl]-4-yl(1,5-dioxa-9-azaspiro[5.5]undecan-9-yl)methanone1329328-98-4C21H23NO3
- N-(3-(Benzofuran-2-yl)-3-hydroxypropyl)-2-phenylbutanamide1448045-75-7C21H23NO3
- RCS-4 N-(4-hydroxypentyl) metabolite1448893-03-5C21H23NO3
- Nalmefene impurity N591598-83-3C21H23NO3
- (1R,4aS,10aR)-6,7-Diacetyl-1,4a-dimethyl-9-oxo-3,4,10,10a-tetrahydro-2H-phenanthrene-1-carbonitrile5344-93-4C21H23NO3
- 3-Benzoyl-1-methyl-4-phenylpiperidin-4-yl acetate6636-24-4C21H23NO3
- 2,3,5,6,7,8-Hexahydro-1H-pyrrolizin-1-yl 2-hydroxy-2,2-diphenylacetate57258-60-3C21H23NO3
- 4-Benzoyl-1-benzyl-pyrrolidine-3-carboxylic acid ethyl ester885958-75-8C21H23NO3
- Benzyl 2-[(1E)-3-phenoxyprop-1-en-1-yl]pyrrolidine-1-carboxylate956979-03-6C21H23NO3
- Oxazole, 4,5-dihydro-2-(1,2-bis(4-methoxyphenyl)ethenyl)-4,4-dimethyl-53746-85-3C21H23NO3
- (4S)-4-Benzyl-3-(5-phenylpentanoyl)-1,3-oxazolidin-2-one161725-13-9C21H23NO3
- 2-Piperidinone, 1-[1-oxo-3-[4-(phenylmethoxy)phenyl]propyl]-108335-85-9C21H23NO3
- 2-(6-(Benzyloxy)hexyl)isoindoline-1,3-dione108296-25-9C21H23NO3
- 4-Cyanophenyl 4-(heptyloxy)benzoate50793-88-9C21H23NO3
- [1,1'-Biphenyl]-4-yl(7,7-dimethyl-6,8-dioxa-2-azaspiro[3.5]nonan-2-yl)methanone1351632-86-4C21H23NO3
- Ethyl 2-(2-methyl-n-o-tolyl-6-vinylbenzamido)acetate1172117-28-0C21H23NO3
- 2-[2-(4-Methoxy-benzyl)-1-oxo-1,2,3,4-tetrahydro-isoquinolin-6-yl]-2-methyl-propionaldehyde1198765-03-5C21H23NO3
- 4-{[3-Methyl-1-(3-methyl-1-benzofuran-2-yl)butyl]amino}benzoic acid1186540-14-6C21H23NO3
- 3-[3-(2-Cyclopropyl-pyridin-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl ester579476-64-5C21H23NO3
- N-((1-Hydroxy-6-methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)methyl)cinnamamide2035023-19-7C21H23NO3
- N-(Octahydrobenzo[b][1,4]dioxin-6-yl)-[1,1'-biphenyl]-4-carboxamide1902900-12-2C21H23NO3
- (2,3-Dihydrobenzo[b][1,4]dioxin-5-yl)(3-phenylazepan-1-yl)methanone2034382-88-0C21H23NO3
- N-(3-(Benzofuran-2-yl)propyl)-4-isopropoxybenzamide2034558-34-2C21H23NO3
- (9H-Fluoren-9-yl)methyl N-(1-cyclopropyl-3-hydroxypropyl)carbamate683220-80-6C21H23NO3
- (9H-Fluoren-9-yl)methyl N-[2-(3-hydroxycyclobutyl)ethyl]carbamate2161540-25-4C21H23NO3
- (9H-Fluoren-9-yl)methyl (2R,5R)-5-hydroxy-2-methylpiperidine-1-carboxylate2278371-95-0C21H23NO3
- rac-(9H-Fluoren-9-yl)methyl (2R,5S)-5-hydroxy-2-methylpiperidine-1-carboxylate2148222-23-3C21H23NO3
- 3-Hydroxy-4-methyl-2-[(3-methylpiperidino)methyl]-6H-benzo[c]chromen-6-one577983-07-4C21H23NO3
- N-(2-Ethoxyphenyl)-2-[5-(propan-2-yl)-1-benzofuran-3-yl]acetamide879940-98-4C21H23NO3
- N-(4-Ethoxyphenyl)-2-[5-(propan-2-yl)-1-benzofuran-3-yl]acetamide879941-14-7C21H23NO3
- 7-(Diethylamino)-3-(4-methoxyphenyl)-4-methyl-2H-1-benzopyran-2-one29197-97-5C21H23NO3
- Ethyl 2-(2-oxo-3,3-diphenylpiperidin-1-yl)acetate1219624-63-1C21H23NO3
- 4-(2-Piperidin-4-yl-2,3-dihydro-benzofuran-5-yl)-benzoic acid methyl ester1391083-55-8C21H23NO3
- 2-(4-Methoxybenzyloxymethyl)-1-(4-methoxybenzyl)pyrrole1414029-54-1C21H23NO3
- N-(1-(Benzofuran-2-yl)propan-2-yl)-3-(4-methoxyphenyl)propanamide2034610-57-4C21H23NO3
- N-(2-(Benzofuran-2-yl)-2-methoxyethyl)-2-phenylbutanamide2034291-71-7C21H23NO3
- N-(1-(Benzofuran-2-yl)propan-2-yl)-2-(4-ethoxyphenyl)acetamide2034419-05-9C21H23NO3
- 2-(4-Phenylpentanoyl)-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid2040291-59-4C21H23NO3
- 2-(2-{[1-(3-Methylphenyl)cyclobutyl]carbamoyl}ethyl)benzoic acid2224240-76-8C21H23NO3
- (9H-Fluoren-9-yl)methyl (R)-2-(2-hydroxyethyl)pyrrolidine-1-carboxylate2126878-04-2C21H23NO3
- (9H-Fluoren-9-yl)methyl (S)-2-(2-hydroxyethyl)pyrrolidine-1-carboxylate2137081-56-0C21H23NO3
- (3-Phenoxyphenyl)methyl 2-(2-cyanoethyl)-3-methylbutanoate112473-91-3C21H23NO3
- 3-[4-(3-Methoxyphenoxy)anilino]-5,5-dimethylcyclohex-2-en-1-one664313-81-9C21H23NO3
- 6-{[Benzyl(methyl)amino]methyl}-7-hydroxy-3,4,8-trimethyl-2H-chromen-2-one859662-31-0C21H23NO3
- 3,5-Bis(4-methoxyphenethyl)isoxazole88537-37-5C21H23NO3
- Methyl 1-[benzoyl(phenyl)amino]cyclohexane-1-carboxylate87967-41-7C21H23NO3
- 1-[(4-Methylbenzoyl)(phenyl)amino]cyclohexane-1-carboxylic acid89763-09-7C21H23NO3
- 9H-Fluoren-9-ylmethyl N-(6-oxohexyl)carbamate228715-38-6C21H23NO3
- 4-(1,3-Dihydro-1-oxo-2H-isoindol-2-yl)-alpha-methylbenzeneacetic acid 1,1-dimethylethyl ester75748-96-8C21H23NO3
- 2-Isopentyl-1-oxo-3-phenyl-1,2,3,4-tetrahydroisoquinoline-4-carboxylic acid1282589-32-5C21H23NO3
- Benzyl 1-benzamidocyclohexane-1-carboxylate944280-25-5C21H23NO3
- 3-{3-[2-(5-Methyl-2-phenyl-1,3-oxazol-4-yl)ethoxy]phenyl}propan-1-ol585569-21-7C21H23NO3
- 3-(3-Aminobenzyl)-7-isobutoxy-4-methyl-2-oxo-2H-1-benzopyran946126-76-7C21H23NO3
- (9H-Fluoren-9-yl)methyl N-[1-(hydroxymethyl)cyclopentyl]carbamate1342567-12-7C21H23NO3
- (9H-Fluoren-9-yl)methyl N-[(1-hydroxycyclopentyl)methyl]carbamate1490183-90-8C21H23NO3
- (9H-Fluoren-9-yl)methyl N-[(2-hydroxycyclopentyl)methyl]carbamate1478930-06-1C21H23NO3
- (9H-Fluoren-9-yl)methyl 3-hydroxy-3-propylazetidine-1-carboxylate1491515-41-3C21H23NO3
- (9H-Fluoren-9-yl)methyl 3-hydroxy-3-(propan-2-yl)azetidine-1-carboxylate1463517-61-4C21H23NO3
- (9H-Fluoren-9-yl)methyl N-methyl-N-{[(1s,3s)-3-hydroxycyclobutyl]methyl}carbamate2154324-93-1C21H23NO3
- Benzyl benzyl(4-oxocyclohexyl)carbamate1365160-31-1C21H23NO3
- 1-[2-(4-tert-Butyl-phenoxy)-ethyl]-1H-indole-4-carboxylic acid1160755-38-3C21H23NO3
- Benzyl 3-hydroxy-3-phenyl-8-azabicyclo[3.2.1]octane-8-carboxylate864830-02-4C21H23NO3
- 3-(2-Oxo-5-phenyl-1-piperidinyl)-5-propylbenzoic acid706794-52-7C21H23NO3
- (9H-Fluoren-9-yl)methyl 3-hydroxyazepane-1-carboxylate2764021-15-8C21H23NO3
- 3-Methoxy-2-methyl-N-[1-(3-methylbenzoyl)cyclobutyl]benzamide644979-23-7C21H23NO3
- I+/--[[2-[2-(1-Pyrrolidinyl)ethoxy]phenyl]methylene]benzeneacetic acid938253-31-7C21H23NO3
- Methyl 2-(4-{4-[(piperidin-1-yl)carbonyl]phenyl}phenyl)acetate1820684-65-8C21H23NO3
- Methyl 2-(3-{4-[(piperidin-1-yl)carbonyl]phenyl}phenyl)acetate1820615-13-1C21H23NO3
- Quinolin-8-yl 2-(3-oxo-2-pent-2-enylcyclopentyl)acetate941277-00-5C21H23NO3
Frequently asked questions
What is the molar mass of C21H23NO3?
The molar mass of C21H23NO3 is 337.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 343.2055 Da.
How many compounds have the formula C21H23NO3?
CompoundList lists 357 compounds with the molecular formula C21H23NO3, including 4'-Carboethoxy-3-pyrrolidinomethyl benzophenone, 3'-Carboethoxy-2-pyrrolidinomethyl benzophenone, 4'-Carboethoxy-2-pyrrolidinomethyl benzophenone. 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 C21H23NO3?
C21H23NO3 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.