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Molecular formula

C19H21N3O

229 compounds have this formula on CompoundList.

Molar mass
307.40g/mol
Monoisotopic mass
313.2061Da
Atoms
44
Elements
4
Rings plus double bonds
11

The formula C19H21N3O describes a molecule made of 19 carbon atoms, 21 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 × 1974.24%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 216.89%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 313.67%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 15.20%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C19H21N3O

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

Showing 201 to 229 of 229 compounds

1-[2-(4-Methoxyphenyl)ethyl]-4-methyl-5-phenyl-1H-imidazol-2-amine chemical structure, C19H21N3O, CAS 918801-73-7
1-[2-(4-Methoxyphenyl)ethyl]-4-methyl-5-phenyl-1H-imidazol-2-amine
CAS 918801-73-7C19H21N3O
(R)-1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol chemical structure, C19H21N3O, CAS 1421025-82-2
(R)-1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol
CAS 1421025-82-2C19H21N3O
(S)-1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol chemical structure, C19H21N3O, CAS 1421025-90-2
(S)-1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol
CAS 1421025-90-2C19H21N3O
1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol chemical structure, C19H21N3O, CAS 1420896-90-7
1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol
CAS 1420896-90-7C19H21N3O
(R)-1-(1-(2-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol chemical structure, C19H21N3O, CAS 1421037-98-0
(R)-1-(1-(2-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol
CAS 1421037-98-0C19H21N3O
(S)-1-(1-(2-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol chemical structure, C19H21N3O, CAS 1421015-20-4
(S)-1-(1-(2-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol
CAS 1421015-20-4C19H21N3O
1-(1-(2-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol chemical structure, C19H21N3O, CAS 1420845-52-8
1-(1-(2-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol
CAS 1420845-52-8C19H21N3O
2-[(3,4-Dimethylphenyl)methyl]-1H,2H,7H,8H,9H,10H-pyrazino[1,2-B]indazol-1-one chemical structure, C19H21N3O, CAS 1775380-14-7
2-[(3,4-Dimethylphenyl)methyl]-1H,2H,7H,8H,9H,10H-pyrazino[1,2-B]indazol-1-one
CAS 1775380-14-7C19H21N3O
(5S,9S)-9-Phenyl-2-(pyridin-3-ylmethyl)-2,7-diazaspiro[4.4]nonan-1-one chemical structure, C19H21N3O, CAS 1422062-44-9
(5S,9S)-9-Phenyl-2-(pyridin-3-ylmethyl)-2,7-diazaspiro[4.4]nonan-1-one
CAS 1422062-44-9C19H21N3O
(2-(2-(Cyclopropylamino)pyridin-3-yl)pyrrolidin-1-yl)(phenyl)methanone chemical structure, C19H21N3O, CAS 1352540-92-1
(2-(2-(Cyclopropylamino)pyridin-3-yl)pyrrolidin-1-yl)(phenyl)methanone
CAS 1352540-92-1C19H21N3O
(2-(6-(Cyclopropylamino)pyridin-3-yl)pyrrolidin-1-yl)(phenyl)methanone chemical structure, C19H21N3O, CAS 1352526-04-5
(2-(6-(Cyclopropylamino)pyridin-3-yl)pyrrolidin-1-yl)(phenyl)methanone
CAS 1352526-04-5C19H21N3O
6-(Benzyloxy)-N4-ethyl-8-methylquinoline-3,4-diamine chemical structure, C19H21N3O, CAS 2138343-60-7
6-(Benzyloxy)-N4-ethyl-8-methylquinoline-3,4-diamine
CAS 2138343-60-7C19H21N3O
5-(Cyclobutylmethyl)-2-(4-ethylphenyl)pyrazolo[1,5-a]pyrazin-4-one chemical structure, C19H21N3O, CAS 2380068-00-6
5-(Cyclobutylmethyl)-2-(4-ethylphenyl)pyrazolo[1,5-a]pyrazin-4-one
CAS 2380068-00-6C19H21N3O
1-(1-(p-Tolyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one chemical structure, C19H21N3O, CAS 1301604-53-4
1-(1-(p-Tolyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one
CAS 1301604-53-4C19H21N3O
N-[1-(Pyridin-2-yl)azetidin-3-yl]-1,2,3,4-tetrahydronaphthalene-1-carboxamide chemical structure, C19H21N3O, CAS 2415531-61-0
N-[1-(Pyridin-2-yl)azetidin-3-yl]-1,2,3,4-tetrahydronaphthalene-1-carboxamide
CAS 2415531-61-0C19H21N3O
4-(4-{[(3-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)benzonitrile chemical structure, C19H21N3O, CAS 2742035-52-3
4-(4-{[(3-Methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)benzonitrile
CAS 2742035-52-3C19H21N3O
1-[(1-Methyl-2-oxo-1,2-dihydropyridin-4-yl)methyl]-4-phenylpiperidine-4-carbonitrile chemical structure, C19H21N3O, CAS 2741943-55-3
1-[(1-Methyl-2-oxo-1,2-dihydropyridin-4-yl)methyl]-4-phenylpiperidine-4-carbonitrile
CAS 2741943-55-3C19H21N3O
1-[(5-Cyclopropyl-1,2-oxazol-3-yl)methyl]-4-phenylpiperidine-4-carbonitrile chemical structure, C19H21N3O, CAS 2741944-73-8
1-[(5-Cyclopropyl-1,2-oxazol-3-yl)methyl]-4-phenylpiperidine-4-carbonitrile
CAS 2741944-73-8C19H21N3O
2-[(2,4-Dimethylphenyl)methyl]-1H,2H,7H,8H,9H,10H-pyrazino[1,2-b]indazol-1-one chemical structure, C19H21N3O, CAS 2325801-71-4
2-[(2,4-Dimethylphenyl)methyl]-1H,2H,7H,8H,9H,10H-pyrazino[1,2-b]indazol-1-one
CAS 2325801-71-4C19H21N3O
(2-Methyl-6-((1-phenethyl-1H-pyrazol-4-yl)oxy)phenyl)methanamine chemical structure, C19H21N3O, CAS 3078340-82-3
(2-Methyl-6-((1-phenethyl-1H-pyrazol-4-yl)oxy)phenyl)methanamine
CAS 3078340-82-3C19H21N3O
2-(Benzyloxy)-4-(1-ethyl-1H-pyrazol-4-yl)-5-methylaniline chemical structure, C19H21N3O, CAS 3078431-85-0
2-(Benzyloxy)-4-(1-ethyl-1H-pyrazol-4-yl)-5-methylaniline
CAS 3078431-85-0C19H21N3O
4-(Benzyloxy)-2-(1-isopropyl-1H-pyrazol-4-yl)aniline chemical structure, C19H21N3O, CAS 3078426-65-7
4-(Benzyloxy)-2-(1-isopropyl-1H-pyrazol-4-yl)aniline
CAS 3078426-65-7C19H21N3O
4-(1-((Tetrahydro-2H-pyran-4-yl)methyl)-1H-pyrazol-4-yl)naphthalen-1-amine chemical structure, C19H21N3O, CAS 3078575-08-0
4-(1-((Tetrahydro-2H-pyran-4-yl)methyl)-1H-pyrazol-4-yl)naphthalen-1-amine
CAS 3078575-08-0C19H21N3O
1-{2-Methyl-1-[2-(prop-2-en-1-yloxy)phenyl]propyl}-1H-1,2,3-benzotriazole chemical structure, C19H21N3O, CAS 305860-20-2
1-{2-Methyl-1-[2-(prop-2-en-1-yloxy)phenyl]propyl}-1H-1,2,3-benzotriazole
CAS 305860-20-2C19H21N3O

Frequently asked questions

What is the molar mass of C19H21N3O?

The molar mass of C19H21N3O is 307.40 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 313.2061 Da.

How many compounds have the formula C19H21N3O?

CompoundList lists 229 compounds with the molecular formula C19H21N3O, including 1-[2-(4-Methoxyphenyl)ethyl]-4-methyl-5-phenyl-1H-imidazol-2-amine, (R)-1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol, (S)-1-(1-(4-Methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-3-ol. 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 C19H21N3O?

C19H21N3O 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.