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Molecular formula

C21H27N3O

127 compounds have this formula on CompoundList.

Molar mass
337.47g/mol
Monoisotopic mass
337.2154Da
Atoms
52
Elements
4
Rings plus double bonds
10

The formula C21H27N3O describes a molecule made of 21 carbon atoms, 27 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 2174.74%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 278.06%
    1.008 × 27 = 27.216 g/mol
  • N Nitrogen × 312.45%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.74%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C21H27N3O

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 101 to 127 of 127 compounds

(E)-4-(Dimethylamino)-N-propan-2-yl-N-[(2-pyridin-2-ylphenyl)methyl]but-2-enamide chemical structure, C21H27N3O, CAS 2411324-10-0
(E)-4-(Dimethylamino)-N-propan-2-yl-N-[(2-pyridin-2-ylphenyl)methyl]but-2-enamide
CAS 2411324-10-0C21H27N3O
Nonanamide, N-[4-[(1E)-2-phenyldiazenyl]phenyl]- chemical structure, C21H27N3O, CAS 1129265-68-4
Nonanamide, N-[4-[(1E)-2-phenyldiazenyl]phenyl]-
CAS 1129265-68-4C21H27N3O
N-(2,3-Dihydro-1H-inden-5-yl)-2-[[2-(dimethylamino)-2-phenylethyl]amino]acetamide chemical structure, C21H27N3O, CAS 5490-28-8
N-(2,3-Dihydro-1H-inden-5-yl)-2-[[2-(dimethylamino)-2-phenylethyl]amino]acetamide
CAS 5490-28-8C21H27N3O
N-(1-(4-Methoxyphenyl)ethylidene)-4-(4-methylbenzyl)-1-piperazinamine chemical structure, C21H27N3O, CAS 306989-08-2
N-(1-(4-Methoxyphenyl)ethylidene)-4-(4-methylbenzyl)-1-piperazinamine
CAS 306989-08-2C21H27N3O
2-[4-(2-Methylphenyl)piperazin-1-yl]-N-(2-phenylethyl)acetamide chemical structure, C21H27N3O, CAS 902647-52-3
2-[4-(2-Methylphenyl)piperazin-1-yl]-N-(2-phenylethyl)acetamide
CAS 902647-52-3C21H27N3O
9-Benzyl-2-methyl-4-phenyl-5-oxa-1,2,9-triazaspiro[5.5]undecane chemical structure, C21H27N3O, CAS 387883-97-8
9-Benzyl-2-methyl-4-phenyl-5-oxa-1,2,9-triazaspiro[5.5]undecane
CAS 387883-97-8C21H27N3O
4-Methyl-2-[3-(piperidine-1-carbonyl)piperidin-1-yl]quinoline chemical structure, C21H27N3O, CAS 2877646-39-2
4-Methyl-2-[3-(piperidine-1-carbonyl)piperidin-1-yl]quinoline
CAS 2877646-39-2C21H27N3O
[7-(1-Amino-ethyl)-6-ethyl-4,4-dimethyl-3,4-dihydro-2H-quinolin-1-yl]-pyridin-4-yl-methanone chemical structure, C21H27N3O, CAS 1254928-04-5
[7-(1-Amino-ethyl)-6-ethyl-4,4-dimethyl-3,4-dihydro-2H-quinolin-1-yl]-pyridin-4-yl-methanone
CAS 1254928-04-5C21H27N3O
2-(2,5-Dimethylphenyl)-N-[4-(4-methylpiperazin-1-yl)phenyl]acetamide chemical structure, C21H27N3O, CAS 1242831-76-0
2-(2,5-Dimethylphenyl)-N-[4-(4-methylpiperazin-1-yl)phenyl]acetamide
CAS 1242831-76-0C21H27N3O
4-[7-(4,5-Dihydro-1,3-oxazol-2-yl)heptyl]-4'-methyl-2,2'-bipyridine chemical structure, C21H27N3O, CAS 497930-35-5
4-[7-(4,5-Dihydro-1,3-oxazol-2-yl)heptyl]-4'-methyl-2,2'-bipyridine
CAS 497930-35-5C21H27N3O
2-{[1-(2-Phenylethyl)piperidin-4-yl]methyl}-2H,3H,5H,6H,7H-cyclopenta[c]pyridazin-3-one chemical structure, C21H27N3O, CAS 2309706-16-7
2-{[1-(2-Phenylethyl)piperidin-4-yl]methyl}-2H,3H,5H,6H,7H-cyclopenta[c]pyridazin-3-one
CAS 2309706-16-7C21H27N3O
N-{1-[2-(1H-indol-3-yl)ethyl]piperidin-4-yl}bicyclo[1.1.1]pentane-1-carboxamide chemical structure, C21H27N3O, CAS 2768326-87-8
N-{1-[2-(1H-indol-3-yl)ethyl]piperidin-4-yl}bicyclo[1.1.1]pentane-1-carboxamide
CAS 2768326-87-8C21H27N3O
1-[2-[(1-Benzylpiperidin-4-yl)-ethylamino]-3-pyridinyl]ethanone chemical structure, C21H27N3O, CAS 179556-64-0
1-[2-[(1-Benzylpiperidin-4-yl)-ethylamino]-3-pyridinyl]ethanone
CAS 179556-64-0C21H27N3O
1,4-Bis(1-phenylethyl)piperazine-2-carboxamide chemical structure, C21H27N3O, CAS 138681-30-8
1,4-Bis(1-phenylethyl)piperazine-2-carboxamide
CAS 138681-30-8C21H27N3O
1H-Pyrrolo[2,3-c]pyridine-3-methanol,7-[[(2,6-dimethylphenyl)methyl]amino]-2-methyl-1-propyl- chemical structure, C21H27N3O, CAS 874015-19-7
1H-Pyrrolo[2,3-c]pyridine-3-methanol,7-[[(2,6-dimethylphenyl)methyl]amino]-2-methyl-1-propyl-
CAS 874015-19-7C21H27N3O
5-[4-(Decyloxy)phenyl]pyrazine-2-carbonitrile chemical structure, C21H27N3O, CAS 120777-82-4
5-[4-(Decyloxy)phenyl]pyrazine-2-carbonitrile
CAS 120777-82-4C21H27N3O
4-(4,4-Diphenylbutyl)piperazine-1-carboxamide chemical structure, C21H27N3O, CAS 144466-08-0
4-(4,4-Diphenylbutyl)piperazine-1-carboxamide
CAS 144466-08-0C21H27N3O
2-([1,1'-Biphenyl]-4-yl)-N-[3-(piperazin-1-yl)propyl]acetamide chemical structure, C21H27N3O, CAS 915702-87-3
2-([1,1'-Biphenyl]-4-yl)-N-[3-(piperazin-1-yl)propyl]acetamide
CAS 915702-87-3C21H27N3O
2-tert-Butyl-1-[1-(cyclohex-3-ene-1-carbonyl)azetidin-3-yl]-1H-1,3-benzodiazole chemical structure, C21H27N3O, CAS 2549009-20-1
2-tert-Butyl-1-[1-(cyclohex-3-ene-1-carbonyl)azetidin-3-yl]-1H-1,3-benzodiazole
CAS 2549009-20-1C21H27N3O
N-(Diphenylmethyl)-4-(propan-2-yl)piperazine-1-carboxamide chemical structure, C21H27N3O, CAS 2328392-52-3
N-(Diphenylmethyl)-4-(propan-2-yl)piperazine-1-carboxamide
CAS 2328392-52-3C21H27N3O
4-{[1-(1-Benzylpiperidin-4-yl)azetidin-3-yl]oxy}-2-methylpyridine chemical structure, C21H27N3O, CAS 2640888-38-4
4-{[1-(1-Benzylpiperidin-4-yl)azetidin-3-yl]oxy}-2-methylpyridine
CAS 2640888-38-4C21H27N3O
1-[4-(6-Cyclopropyl-1,8-naphthyridin-2-yl)piperidin-1-yl]-2,2-dimethylpropan-1-one chemical structure, C21H27N3O, CAS 2742033-03-8
1-[4-(6-Cyclopropyl-1,8-naphthyridin-2-yl)piperidin-1-yl]-2,2-dimethylpropan-1-one
CAS 2742033-03-8C21H27N3O
6-Cyclopropyl-2-{1-[(oxolan-3-yl)methyl]piperidin-4-yl}-1,8-naphthyridine chemical structure, C21H27N3O, CAS 2770613-23-3
6-Cyclopropyl-2-{1-[(oxolan-3-yl)methyl]piperidin-4-yl}-1,8-naphthyridine
CAS 2770613-23-3C21H27N3O
N-Cyclopentyl-2-[1-(quinolin-2-yl)piperidin-4-yl]acetamide chemical structure, C21H27N3O, CAS 3054611-12-7
N-Cyclopentyl-2-[1-(quinolin-2-yl)piperidin-4-yl]acetamide
CAS 3054611-12-7C21H27N3O

Frequently asked questions

What is the molar mass of C21H27N3O?

The molar mass of C21H27N3O is 337.47 g/mol, calculated from standard atomic weights for 21 carbon atoms, 27 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 337.2154 Da.

How many compounds have the formula C21H27N3O?

CompoundList lists 127 compounds with the molecular formula C21H27N3O, including (E)-4-(Dimethylamino)-N-propan-2-yl-N-[(2-pyridin-2-ylphenyl)methyl]but-2-enamide, Nonanamide, N-[4-[(1E)-2-phenyldiazenyl]phenyl]-, N-(2,3-Dihydro-1H-inden-5-yl)-2-[[2-(dimethylamino)-2-phenylethyl]amino]acetamide. 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 C21H27N3O?

C21H27N3O has a degree of unsaturation of 10. 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.