Molecular formula
C21H27NO3
142 compounds have this formula on CompoundList.
- Molar mass
- 341.45g/mol
- Monoisotopic mass
- 351.2619Da
- Atoms
- 52
- Elements
- 4
- Rings plus double bonds
- 9
The formula C21H27NO3 describes a molecule made of 21 carbon atoms, 27 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 × 2173.87%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 277.97%1.008 × 27 = 27.216 g/mol
- N Nitrogen × 14.10%14.007 × 1 = 14.007 g/mol
- O Oxygen × 314.06%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C21H27NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 142 compounds
Propafenone
CAS 54063-53-5C21H27NO3
Pipernonaline
CAS 88660-10-0C21H27NO3
Co-101244
CAS 193359-26-1C21H27NO3
Benzeneacetic acid, alpha-hydroxy-alpha-phenyl-, 2-(diethylamino)-1-methylethyl ester
CAS 57-36-3C21H27NO3
Propafenone, (R)-
CAS 107381-31-7C21H27NO3
N-(2,6-Diisopropylphenyl)-2,6-dimethoxybenzamide
CAS 303117-48-8C21H27NO3
UR-144 N-pentanoic acid
CAS 1451369-33-7C21H27NO3
Propafenone, (S)-
CAS 107381-32-8C21H27NO3
Methyl 2-(adamantanylcarbonylamino)-3-phenylpropanoate
CAS 65638-81-5C21H27NO3
1-((4-Isopropylphenoxy)methyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline
CAS 865546-39-0C21H27NO3
Bms-816336
CAS 1009583-20-3C21H27NO3
![N-[3-(Furan-2-yl)-3-phenylpropyl]-2,2-dimethyloxane-4-carboxamide chemical structure, C21H27NO3, CAS 672271-67-9](/s/ARBAYEJQTAMILF-UHFFFAOYSA-N.svg)
N-[3-(Furan-2-yl)-3-phenylpropyl]-2,2-dimethyloxane-4-carboxamide
CAS 672271-67-9C21H27NO3
![2'-Cyclohexyl-1'-oxo-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxylic acid chemical structure, C21H27NO3, CAS 73349-44-7](/s/HOSRWXXLRWQPPH-UHFFFAOYSA-N.svg)
2'-Cyclohexyl-1'-oxo-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxylic acid
CAS 73349-44-7C21H27NO3
3-(2-Ethoxyethoxy)-N-(2-methyl-1-phenylpropyl)benzamide
CAS 835896-67-8C21H27NO3
(5alpha,6alpha,9alpha)-3,6-Diethoxy-17-methyl-7,8-didehydro-4,5-epoxymorphinan
CAS 30811-09-7C21H27NO3
Daphniyunnine D
CAS 881388-90-5C21H27NO3
![Methyl 2-adamantanyl-2-[(4-methylphenyl)carbonylamino]acetate chemical structure, C21H27NO3, CAS 347840-77-1](/s/HYDKQMQUYFELJY-UHFFFAOYSA-N.svg)
Methyl 2-adamantanyl-2-[(4-methylphenyl)carbonylamino]acetate
CAS 347840-77-1C21H27NO3
RefChem:381386
CAS 5776-41-0C21H27NO3
N-(2,6-Diethylphenyl)-4-(4-methoxyphenoxy)butanamide
CAS 433948-19-7C21H27NO3
Benapryzine
CAS 22487-42-9C21H27NO3
3-O-tert-Butylmorphine
CAS 34332-27-9C21H27NO3
beta-Hydroxyethylaprophen
CAS 133342-59-3C21H27NO3
![N-(4-Butylphenyl)-4,7,7-trimethyl-2,3-dioxobicyclo[2.2.1]heptane-1-carboxamide chemical structure, C21H27NO3, CAS 622355-31-1](/s/PPRDJLZONBKPBL-UHFFFAOYSA-N.svg)
N-(4-Butylphenyl)-4,7,7-trimethyl-2,3-dioxobicyclo[2.2.1]heptane-1-carboxamide
CAS 622355-31-1C21H27NO3
(3r,5r,7r)-N-((4-Hydroxychroman-4-yl)methyl)adamantane-1-carboxamide
CAS 1421467-68-6C21H27NO3
- Methyl 3-(3,5-dimethyladamantane-1-amido)benzoate519046-15-2C21H27NO3
- N-(2-Cyclohexyl-2-hydroxyethyl)-2-ethoxy-1-naphthamide1351616-50-6C21H27NO3
- N-[2-(2,3-Dihydro-1-benzofuran-5-yl)-2-hydroxyethyl]adamantane-1-carboxamide1421497-57-5C21H27NO3
- Benzeneheptanamide, N-((4-hydroxy-3-methoxyphenyl)methyl)-105047-50-5C21H27NO3
- Sob-AM22128258-47-7C21H27NO3
- 4-({[4-(Heptyloxy)phenyl]methyl}amino)benzoic acid61440-55-9C21H27NO3
- Retrofractamide D96386-34-4C21H27NO3
- (17alpha)-3,3-(1,2-Ethanediylbis(oxy))-17-hydroxyestra-5(10),9(11)-diene-17-carbonitrile33300-19-5C21H27NO3
- Arthrodestal13835-19-3C21H27NO3
- Ethyl 1-(propanoylamino)spiro[4H-naphthalene-3,1'-cyclohexane]-2-carboxylate300705-48-0C21H27NO3
- 3-(3,5-DI-T-Butyl-4-hydroxyanilino)benzoic acid107738-17-0C21H27NO3
- 3,3-Diphenyl-3-hydroxypropionic acid diethylaminoethyl ester71205-89-5C21H27NO3
- 4-tert-Butyl-N-[2-(3,4-dimethoxyphenyl)ethyl]benzamide352218-35-0C21H27NO3
- 6'-Butyl-3',4'-dihydro-8'H-spiro[cyclohexane-1,2'-pyrano[3,2-g]chromen]-8'-one oxime1014409-66-5C21H27NO3
- Acetic acid, 2,2-diphenyl-2-methoxy-, 2-(diethylamino)ethyl ester2911-13-9C21H27NO3
- 2-(Diethylamino)propyl hydroxy(diphenyl)acetate2902-93-4C21H27NO3
- 2-(Dimethylamino)propyl ethoxy(diphenyl)acetate27722-03-8C21H27NO3
- Anthranilic acid, N-(1,5,7-trimethyl-3-adamantylcarbonyl)-50741-82-7C21H27NO3
- Benzilic acid, p-methyl-, 2-(diethylamino)ethyl ester78200-30-3C21H27NO3
- N-[(3-Ethoxy-4-phenylmethoxyphenyl)methyl]-1-(oxolan-2-yl)methanamine796887-66-6C21H27NO3
- 2-(Diethylamino)-2-phenylethyl 2-ethoxybenzoate110246-42-9C21H27NO3
- 2-(Diethylamino)ethyl (3-methoxyphenyl)(phenyl)acetate36653-74-4C21H27NO3
- 4-(4-tert-Butylphenoxy)-N-(3-methoxyphenyl)butanamide453584-88-8C21H27NO3
- Morpholine, 4-isopropyl-2-(alpha-(o-methoxyphenoxy)benzyl)-71620-52-5C21H27NO3
- N-(5-tert-Butyl-2-methoxyphenyl)-2-(4-methylphenoxy)propanamide514856-46-3C21H27NO3
- 1-{3-Methoxy-4-[(3-methylbenzyl)oxy]phenyl}-N-(tetrahydrofuran-2-ylmethyl)methanamine880813-07-0C21H27NO3
- 1-[3-Methoxy-4-(2-phenylethoxy)phenyl]-N-(tetrahydrofuran-2-ylmethyl)methanamine880864-56-2C21H27NO3
- 1-Butanone, 1-(3,4-dimethoxyphenyl)-2-(dimethylamino)-2-(phenylmethyl)-141545-99-5C21H27NO3
- 4-(2-((Methoxymethoxy)methyl)phenyl)-1-methyl-3-phenylpiperidin-4-ol218288-37-0C21H27NO3
- Mandelic acid, alpha-(3-methyl-1-pentynyl)-, 3-quinuclidinyl ester101711-10-8C21H27NO3
- 4-(2,4-Dimethylphenoxy)-N-[4-(propan-2-yloxy)phenyl]butanamide496036-03-4C21H27NO3
- 3,4-Diethoxy-N-(4-phenylbutan-2-yl)benzamide724734-52-5C21H27NO3
- 1-((3,4-Dihydro-2,2-dimethyl-4-phenyl-2H-1-benzopyran-7-yl)oxy)-3-(methylamino)-2-propanol147241-82-5C21H27NO3
- 1-Cyclohexeneglycolic acid, alpha-phenyl-, 3-quinuclidinyl ester101564-45-8C21H27NO3
- 4-Hydroxy-3,6,6-trimethyl-N-[4-(propan-2-yl)phenyl]-4,5,6,7-tetrahydro-1-benzofuran-2-carboxamide879913-97-0C21H27NO3
- Cycloheptyl 2-methyl-4-(2-methylphenyl)-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate847509-07-3C21H27NO3
- 6-Oxo (-)-butorphanol67753-30-4C21H27NO3
- Mandelic acid, alpha-(1-cyclopentenyl)-, 2-methyl-3-quinuclidinyl ester101756-59-6C21H27NO3
- Pyrocatechol, 4-(2-(3-(m-hydroxyphenyl)-3-propylpyrrolidinyl)ethyl)-47420-10-0C21H27NO3
- 2-[tert-Butyl(methyl)amino]ethyl hydroxy(diphenyl)acetate19672-77-6C21H27NO3
- 2-Cyclohexeneglycolic acid, alpha-phenyl-, 3-quinuclidinyl ester101564-46-9C21H27NO3
- Pyrrolidine, 1-(3-(3,4-dimethoxyphenoxy)-3-phenylpropyl)-157846-79-2C21H27NO3
- 3-Octynoic acid, 2-hydroxy-2-phenyl-, 3-quinuclidinyl ester92956-63-3C21H27NO3
- Mandelic acid, alpha-cyclobutyl-, (2,3-didehydro-1-alpha-H,5-alpha-H-tropan-2-yl)methyl ester93101-65-6C21H27NO3
- 4-Butoxy-N-(2-methoxy-2-(o-tolyl)ethyl)benzamide1798038-26-2C21H27NO3
- UR-144 Degradant N-pentanoic acid metabolite1630022-97-7C21H27NO3
- 4-{[(e)-(3,4-Diethoxyphenyl)methylidene]amino}-5-methyl-2-(propan-2-yl)phenol6325-50-4C21H27NO3
- 3-(Dimethylamino)-2,2-dimethylpropyl hydroxy(diphenyl)acetate39943-07-2C21H27NO3
- Methyl 2-adamantanyl-2-[(3-methylphenyl)carbonylamino]acetate1009012-05-8C21H27NO3
- 8-[(2-Ethylpiperidino)methyl]-7-hydroxy-6-methyl-2,3-dihydrocyclopenta[c]chromen-4(1H)-one710947-75-4C21H27NO3
- N-(3,5-di-tert-Butyl-2,6-dihydroxyphenyl)benzamide403793-75-9C21H27NO3
- N-(2-(2-Benzyloxyphenyl)ethyl)-N-methylcarbamic acid tert-butyl ester202811-42-5C21H27NO3
- 1-tert-Butyl-4-[1-(4-ethoxyphenyl)-2-nitropropyl]benzene57045-11-1C21H27NO3
- 2-(4-(tert-Butyl)phenoxy)-N-(2-hydroxy-3-phenylpropyl)acetamide1351588-12-9C21H27NO3
- N-(3-(Benzyloxy)-5-(3-methoxypropoxy)benzyl)cyclopropanamine1093083-12-5C21H27NO3
- 2-((3,5-Di-tert-butyl-2-hydroxyphenyl)amino)benzoic acid953018-05-8C21H27NO3
- 7-Hydroxy-4-methyl-8-[(1,3,3-trimethyl-6-azabicyclo[3.2.1]oct-6-yl)methyl]-2H-chromen-2-one1401622-48-7C21H27NO3
- N-[2-Hydroxy-3-(4-methoxyphenyl)-2-methylpropyl]-2,4,6-trimethylbenzamide1396786-81-4C21H27NO3
- 2-(4-(tert-Butyl)phenoxy)-N-(3-hydroxy-3-phenylpropyl)acetamide1396798-09-6C21H27NO3
- N-(2-(2-Hydroxyethoxy)-2-(p-tolyl)ethyl)-2,4,6-trimethylbenzamide1790195-99-1C21H27NO3
- tert-Butyl cyclopropyl[1-(4-methoxy-2-naphthyl)ethyl]carbamate1399849-49-0C21H27NO3
- 2-(4-tert-Butylphenoxy)-N-[2-(4-methoxyphenyl)ethyl]acetamide420824-77-7C21H27NO3
- 4-(2,4-Dimethylphenoxy)-N-(2-propoxyphenyl)butanamide496036-84-1C21H27NO3
- 3-Methoxy-N-(4-phenylbutan-2-yl)-4-propoxybenzamide376373-92-1C21H27NO3
- N-Hydroxy-4-(octyloxy)-N-phenylbenzamide111052-01-8C21H27NO3
- 9-Cyclopentyl-9,10-dihydro-8H-spiro[chromeno[8,7-e][1,3]oxazine-2,1'-cyclohexan]-4(3H)-one1212482-52-4C21H27NO3
- Benzamide, N-[[4-(1-methylethoxy)phenyl]methyl]-3-(1-methylpropoxy)-1071365-44-0C21H27NO3
- (1-Hydroxymethyl-2,2-diphenyl-ethyl)-methyl-carbamic acid tert-butyl ester182493-18-1C21H27NO3
- N-(2-Methoxy-2-phenylbutyl)-3-(4-methoxyphenyl)propanamide1797900-58-3C21H27NO3
- N-(2-(2-Hydroxyethoxy)-2-(p-tolyl)ethyl)-2-phenylbutanamide1795086-30-4C21H27NO3
- 3-Cyclopropylidene-8-(3,4-diethoxybenzoyl)-8-azabicyclo[3.2.1]octane2177060-72-7C21H27NO3
- UR-144 N-pentanoic acid metabolite-d52117405-23-7C21H27NO3
- (3S,7aS)-2-Cyclohexyl-1-oxo-3-phenyl-3,4,5,6,7,7a-hexahydroisoindole-3a-carboxylic acid2375254-56-9C21H27NO3
- (R)-tert-Butyl benzyl(2-hydroxy-3-phenylpropyl)carbamate2766303-87-9C21H27NO3
- [2-(1-Adamantylamino)-2-oxo-1-phenylethyl] propanoate120282-85-1C21H27NO3
- Pentanamide, N-[2-[4-methoxy-3-(phenylmethoxy)phenyl]ethyl]-478855-47-9C21H27NO3
Frequently asked questions
What is the molar mass of C21H27NO3?
The molar mass of C21H27NO3 is 341.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 27 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 351.2619 Da.
How many compounds have the formula C21H27NO3?
CompoundList lists 142 compounds with the molecular formula C21H27NO3, including Propafenone, Pipernonaline, Co-101244. 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 C21H27NO3?
C21H27NO3 has a degree of unsaturation of 9. 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.