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Molecular formula

C18H25N3O

136 compounds have this formula on CompoundList.

Molar mass
299.42g/mol
Monoisotopic mass
299.1998Da
Atoms
47
Elements
4
Rings plus double bonds
8

The formula C18H25N3O describes a molecule made of 18 carbon atoms, 25 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 × 1872.21%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 258.42%
    1.008 × 25 = 25.200 g/mol
  • N Nitrogen × 314.03%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 15.34%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C18H25N3O

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

Showing 101 to 136 of 136 compounds

N-[4-(4-Phenylpiperazin-1-yl)butan-2-yl]but-2-ynamide chemical structure, C18H25N3O, CAS 2411271-59-3
N-[4-(4-Phenylpiperazin-1-yl)butan-2-yl]but-2-ynamide
CAS 2411271-59-3C18H25N3O
2-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-[2-(1-piperidinyl)ethoxy]pyridine chemical structure, C18H25N3O, CAS 2447110-56-5
2-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-[2-(1-piperidinyl)ethoxy]pyridine
CAS 2447110-56-5C18H25N3O
4-(Cyclopentylmethyl)-5-methyl-1,4,8-triazatricyclo[7.5.0.03,7]tetradeca-3(7),5,8-trien-2-one chemical structure, C18H25N3O, CAS 2742027-33-2
4-(Cyclopentylmethyl)-5-methyl-1,4,8-triazatricyclo[7.5.0.03,7]tetradeca-3(7),5,8-trien-2-one
CAS 2742027-33-2C18H25N3O
8-(3-Methyl-2-buten-1-yl)-1-phenyl-1,3,8-triazaspiro[4.5]decan-4-one chemical structure, C18H25N3O, CAS 7054-45-7
8-(3-Methyl-2-buten-1-yl)-1-phenyl-1,3,8-triazaspiro[4.5]decan-4-one
CAS 7054-45-7C18H25N3O
N-tert-Butyl-1-[(4-cyanophenyl)methyl]piperidine-3-carboxamide chemical structure, C18H25N3O, CAS 2877720-45-9
N-tert-Butyl-1-[(4-cyanophenyl)methyl]piperidine-3-carboxamide
CAS 2877720-45-9C18H25N3O
N-tert-Butyl-1-[(3-cyanophenyl)methyl]piperidine-3-carboxamide chemical structure, C18H25N3O, CAS 2877637-07-3
N-tert-Butyl-1-[(3-cyanophenyl)methyl]piperidine-3-carboxamide
CAS 2877637-07-3C18H25N3O
Benz(cd)indole-6-carboxamide, 4-(dipropylamino)-1,3,4,5-tetrahydro-, (R)- chemical structure, C18H25N3O, CAS 115994-31-5
Benz(cd)indole-6-carboxamide, 4-(dipropylamino)-1,3,4,5-tetrahydro-, (R)-
CAS 115994-31-5C18H25N3O
4-[1-Ethyl-3-[(4-methoxyphenyl)methyl]pyrazol-5-yl]piperidine chemical structure, C18H25N3O, CAS 758675-01-3
4-[1-Ethyl-3-[(4-methoxyphenyl)methyl]pyrazol-5-yl]piperidine
CAS 758675-01-3C18H25N3O
1-[3-(5-Methylfuran-2-yl)butyl]-4-pyridin-2-ylpiperazine chemical structure, C18H25N3O, CAS 864434-91-3
1-[3-(5-Methylfuran-2-yl)butyl]-4-pyridin-2-ylpiperazine
CAS 864434-91-3C18H25N3O
7-(1-Hydrazinylnonylidene)quinolin-8(7H)-one chemical structure, C18H25N3O, CAS 88559-43-7
7-(1-Hydrazinylnonylidene)quinolin-8(7H)-one
CAS 88559-43-7C18H25N3O
N-[1-(Cyclohex-3-ene-1-carbonyl)piperidin-4-yl]-N-methylpyridin-2-amine chemical structure, C18H25N3O, CAS 2742006-53-5
N-[1-(Cyclohex-3-ene-1-carbonyl)piperidin-4-yl]-N-methylpyridin-2-amine
CAS 2742006-53-5C18H25N3O
2-Methyl-3-{[1-(propan-2-yl)piperidin-4-yl]methyl}-3,4-dihydroquinazolin-4-one chemical structure, C18H25N3O, CAS 2415566-14-0
2-Methyl-3-{[1-(propan-2-yl)piperidin-4-yl]methyl}-3,4-dihydroquinazolin-4-one
CAS 2415566-14-0C18H25N3O
1-{1-[(Oxolan-2-yl)methyl]azetidin-3-yl}-2-(propan-2-yl)-1H-1,3-benzodiazole chemical structure, C18H25N3O, CAS 2415542-76-4
1-{1-[(Oxolan-2-yl)methyl]azetidin-3-yl}-2-(propan-2-yl)-1H-1,3-benzodiazole
CAS 2415542-76-4C18H25N3O
N-tert-Butyl-2-(4-cyano-4-phenylpiperidin-1-yl)acetamide chemical structure, C18H25N3O, CAS 2742062-02-6
N-tert-Butyl-2-(4-cyano-4-phenylpiperidin-1-yl)acetamide
CAS 2742062-02-6C18H25N3O
N-{1-[(4-Cyanophenyl)methyl]piperidin-4-yl}-2,2-dimethylpropanamide chemical structure, C18H25N3O, CAS 2331167-52-1
N-{1-[(4-Cyanophenyl)methyl]piperidin-4-yl}-2,2-dimethylpropanamide
CAS 2331167-52-1C18H25N3O
N-{1-[(3-Cyanophenyl)methyl]piperidin-4-yl}-2,2-dimethylpropanamide chemical structure, C18H25N3O, CAS 2345967-84-0
N-{1-[(3-Cyanophenyl)methyl]piperidin-4-yl}-2,2-dimethylpropanamide
CAS 2345967-84-0C18H25N3O
N-{1-[(4-Cyanophenyl)methyl]piperidin-3-yl}-2,2-dimethylpropanamide chemical structure, C18H25N3O, CAS 2322962-45-6
N-{1-[(4-Cyanophenyl)methyl]piperidin-3-yl}-2,2-dimethylpropanamide
CAS 2322962-45-6C18H25N3O
N-{1-[(3-Cyanophenyl)methyl]piperidin-3-yl}-2,2-dimethylpropanamide chemical structure, C18H25N3O, CAS 2322639-08-5
N-{1-[(3-Cyanophenyl)methyl]piperidin-3-yl}-2,2-dimethylpropanamide
CAS 2322639-08-5C18H25N3O
2-[(2R)-Aziridine-2-carbonyl]-7-benzyl-2,7-diazaspiro[4.5]decane chemical structure, C18H25N3O, CAS 2416222-43-8
2-[(2R)-Aziridine-2-carbonyl]-7-benzyl-2,7-diazaspiro[4.5]decane
CAS 2416222-43-8C18H25N3O
8-[(2R)-Aziridine-2-carbonyl]-2-benzyl-2,8-diazaspiro[4.5]decane chemical structure, C18H25N3O, CAS 2416219-17-3
8-[(2R)-Aziridine-2-carbonyl]-2-benzyl-2,8-diazaspiro[4.5]decane
CAS 2416219-17-3C18H25N3O
1-(1-(2-Cyclopropylpropyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one chemical structure, C18H25N3O, CAS 2808381-26-0
1-(1-(2-Cyclopropylpropyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one
CAS 2808381-26-0C18H25N3O
(E)-1-(1-(Hex-3-en-1-yl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one chemical structure, C18H25N3O, CAS 2773850-98-7
(E)-1-(1-(Hex-3-en-1-yl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one
CAS 2773850-98-7C18H25N3O
1-(1-((1-Methylcyclobutyl)methyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one chemical structure, C18H25N3O, CAS 2797784-21-3
1-(1-((1-Methylcyclobutyl)methyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one
CAS 2797784-21-3C18H25N3O
1-(1-(((2S,3S)-2,3-Dimethylcyclopropyl)methyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one chemical structure, C18H25N3O, CAS 2759710-09-1
1-(1-(((2S,3S)-2,3-Dimethylcyclopropyl)methyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one
CAS 2759710-09-1C18H25N3O

Frequently asked questions

What is the molar mass of C18H25N3O?

The molar mass of C18H25N3O is 299.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 25 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 299.1998 Da.

How many compounds have the formula C18H25N3O?

CompoundList lists 136 compounds with the molecular formula C18H25N3O, including N-[4-(4-Phenylpiperazin-1-yl)butan-2-yl]but-2-ynamide, 2-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-[2-(1-piperidinyl)ethoxy]pyridine, 4-(Cyclopentylmethyl)-5-methyl-1,4,8-triazatricyclo[7.5.0.03,7]tetradeca-3(7),5,8-trien-2-one. 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 C18H25N3O?

C18H25N3O has a degree of unsaturation of 8. 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.