C21H33NO2
33 compounds have this formula on CompoundList.
- Molar mass
- 331.50g/mol
- Monoisotopic mass
- 331.2511Da
- Atoms
- 57
- Elements
- 4
- Rings plus double bonds
- 6
The formula C21H33NO2 describes a molecule made of 21 carbon atoms, 33 hydrogen atoms, 1 nitrogen atom 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 × 2176.09%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 3310.03%1.008 × 33 = 33.264 g/mol
- N Nitrogen × 14.23%14.007 × 1 = 14.007 g/mol
- O Oxygen × 29.65%15.999 × 2 = 31.998 g/mol
Compounds with the formula C21H33NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 33 of 33 compounds
![1-({2-[2-(4-tert-Butylphenyl)ethyl]-1,3-dioxolan-4-yl}methyl)piperidine chemical structure, C21H33NO2, CAS 302778-21-8](/s/VVQPTNXUXFFVHA-UHFFFAOYSA-N.svg)
![1-[1-Heptyl-4-(3-hydroxyphenyl)piperidin-4-yl]propan-1-one chemical structure, C21H33NO2, CAS 55078-69-8](/s/QYYOWXGHJFPMIM-UHFFFAOYSA-N.svg)
![3-Methyl-4-[2-(6-methylpiperidin-2-yl)ethenyl]-3a,4,4a,5,6,7,8,8a,9,9a-decahydro-3H-benzo[f][2]benzofuran-1-one chemical structure, C21H33NO2, CAS 518-99-0](/s/GEQKTSPOTKEYOG-UHFFFAOYSA-N.svg)
![4,5-Dihydro-2-methyl-4-[2-(4-octylphenyl)ethyl]-4-oxazolemethanol chemical structure, C21H33NO2, CAS 402616-28-8](/s/XJDZZSDQLOHNAO-UHFFFAOYSA-N.svg)
![3-[(2R,6S)-2,6-Dimethylmorpholin-4-yl]-2-methyl-1-[4-(2-methylbutan-2-yl)phenyl]propan-1-one chemical structure, C21H33NO2, CAS 1260498-34-7](/s/XMHJYUPEQOVPHC-ALOPSCKCSA-N.svg)
![3-(2,6-Dimethylmorpholin-4-yl)-2-methyl-1-[4-(2-methylbutan-2-yl)phenyl]propan-1-one chemical structure, C21H33NO2, CAS 106614-69-1](/s/XMHJYUPEQOVPHC-UHFFFAOYSA-N.svg)
![N-{4-[(4-Methoxyphenoxy)methyl]cyclohexyl}cycloheptanamine chemical structure, C21H33NO2, CAS 920280-82-6](/s/XZVOSTFKPQEKFR-UHFFFAOYSA-N.svg)
![(3S,3aR,4R,4aS,8aR,9aS)-3-Methyl-4-[(E)-2-[(2R,6S)-6-methylpiperidin-2-yl]ethenyl]-3a,4,4a,5,6,7,8,8a,9,9a-decahydro-3H-benzo[f][2]benzofuran-1-one chemical structure, C21H33NO2](/s/GEQKTSPOTKEYOG-XZAICMRMSA-N.svg)
![3,5-Bis(2,4-dimethylcyclohex-3-en-1-yl)-tetrahydro-1H-[1,3]oxazolo[3,4-c][1,3]oxazole chemical structure, C21H33NO2, CAS 1196069-20-1](/s/ZVVAHZMAICHSOH-UHFFFAOYSA-N.svg)
- 4(1H)-Quinolinone, 2-dodecyl-2,3-dihydro-1-hydroxy-848781-37-3C21H33NO2
- 1-[4-(3-Methoxyphenyl)-1-methylpiperidin-4-yl]cyclooctan-1-ol89090-31-3C21H33NO2
- Dodecyl 3-(4-aminophenyl)prop-2-enoate88641-65-0C21H33NO2
- 2,2,6,6-Tetraethyl-1-(1-phenylethoxy)piperidin-4-one686778-17-6C21H33NO2
- Methyl benzyl(2-butyloct-1-en-1-yl)carbamate867157-01-5C21H33NO2
- 3-[4-(Benzyloxy)piperidin-1-yl]-4-(propan-2-yl)cyclohexan-1-ol2138531-57-2C21H33NO2
- 6-{[3-(Benzyloxy)propyl](methyl)amino}spiro[4.5]decan-8-ol2138542-77-3C21H33NO2
- 3-[4-(Benzyloxy)piperidin-1-yl]-4-propylcyclohexan-1-ol2138569-83-0C21H33NO2
- (Z)-Methyl benzyl(2-butyloct-1-en-1-yl)carbamateC21H33NO2
Frequently asked questions
What is the molar mass of C21H33NO2?
The molar mass of C21H33NO2 is 331.50 g/mol, calculated from standard atomic weights for 21 carbon atoms, 33 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 331.2511 Da.
How many compounds have the formula C21H33NO2?
CompoundList lists 33 compounds with the molecular formula C21H33NO2, including 4-Aza-4-methylpregnane-3,20-dione, 3-(3,5-Ditert-butyl-4-hydroxyphenyl)-1-pyrrolidin-1-ylpropan-1-one, 1-({2-[2-(4-tert-Butylphenyl)ethyl]-1,3-dioxolan-4-yl}methyl)piperidine. 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 C21H33NO2?
C21H33NO2 has a degree of unsaturation of 6. 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.