Molecular formula

C₁₈H₂₃N₃O₃

424 compounds have this formula on CompoundList.

Molar mass: 329.40g/mol
Monoisotopic mass: 329.1739Da
Atoms: 47
Elements: 4
Rings plus double bonds: 9

The formula C18H23N3O3 describes a molecule made of 18 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms 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 × 1865.63%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 237.04%
1.008 × 23 = 23.184 g/mol
N Nitrogen × 312.76%
14.007 × 3 = 42.021 g/mol
O Oxygen × 314.57%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C18H23N3O3

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

Showing 101 to 200 of 424 compounds

N-(Furan-2-ylmethyl)-2-[4-(3-methoxyphenyl)piperazin-1-yl]acetamide

CAS 885445-19-2C₁₈H₂₃N₃O₃

$N'-{2-Oxo-1-azatricyclo[6.3.1.0^{4,12}]dodeca-4,6,8(12)-trien-6-yl}-N-pentylethanediamide chemical structure, C18H23N3O3, CAS 898426-90-9$

N'-{2-Oxo-1-azatricyclo[6.3.1.0^{4,12}]dodeca-4,6,8(12)-trien-6-yl}-N-pentylethanediamide

CAS 898426-90-9C₁₈H₂₃N₃O₃

5-Cyclohexyl-3-(4-hydroxyphenyl)-1-methyltetrahydropyrrolo[3,4-c]pyrazole-4,6(1H,5H)-dione

CAS 1005062-19-0C₁₈H₂₃N₃O₃

Cyclohexyl(4-(5-(furan-2-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)methanone

CAS 1171480-62-8C₁₈H₂₃N₃O₃

tert-Butyl 4-(2-cyanobenzoylamino)piperidine-1-carboxylate

CAS 1286274-51-8C₁₈H₂₃N₃O₃

5,7-Diethyl-2-(2-nitrophenyl)-1,3-diazaadamantan-6-one

CAS 431920-19-3C₁₈H₂₃N₃O₃

2-{8-Methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl}-N-(3-methylphenyl)acetamide

CAS 930931-83-2C₁₈H₂₃N₃O₃

4-(3,5-Dimethylpiperidin-1-yl)-1-ethyl-3-nitroquinolin-2-one

CAS 500198-49-2C₁₈H₂₃N₃O₃

N-[3-(1H-Imidazol-1-yl)propyl]-3,6,6-trimethyl-4-oxo-4,5,6,7-tetrahydro-1-benzofuran-2-carboxamide

CAS 832684-25-0C₁₈H₂₃N₃O₃

N-(2-Carbamoylphenyl)-1-cyclohexyl-5-oxopyrrolidine-3-carboxamide

CAS 839682-72-3C₁₈H₂₃N₃O₃

3-(2,4-Dioxo-1H-quinazolin-3-yl)-N-(4-methylcyclohexyl)propanamide

CAS 896372-44-4C₁₈H₂₃N₃O₃

N-Cycloheptyl-3-(2,4-dioxo-1H-quinazolin-3-yl)propanamide

CAS 896376-11-7C₁₈H₂₃N₃O₃

Methanone, (3-ethyl-5-methyl-4-isoxazolyl)[4-(4-methoxyphenyl)-1-piperazinyl]-

CAS 932876-24-9C₁₈H₂₃N₃O₃

N-(2-Methoxyethyl)-4-[3-(4-methylphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]butanamide

CAS 952967-66-7C₁₈H₂₃N₃O₃

tert-Butyl 4-(3-phenyl-1,2,4-oxadiazol-5-yl)piperidine-1-carboxylate

CAS 276236-86-3C₁₈H₂₃N₃O₃

3-(3,6-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-N-(4-isopropylphenyl)propanamide

CAS 1105225-96-4C₁₈H₂₃N₃O₃

3-(3-(3-Methylpiperidin-1-yl)-3-oxopropyl)-3,4-dihydro-1H-benzo[e][1,4]diazepine-2,5-dione

CAS 1192279-84-7C₁₈H₂₃N₃O₃

Ethyl 4-[(4-methyl-1H-indol-1-yl)acetyl]-1-piperazinecarboxylate

CAS 1219578-65-0C₁₈H₂₃N₃O₃

1-(4-((1H-Imidazol-1-yl)methyl)piperidin-1-yl)-2-(2-methoxyphenoxy)ethanone

CAS 1286697-96-8C₁₈H₂₃N₃O₃

tert-Butyl 4-(3-cyanobenzoylamino)piperidine-1-carboxylate

CAS 1286274-24-5C₁₈H₂₃N₃O₃

Methyl [(4Z)-4-{1-[(2-methylpropyl)amino]ethylidene}-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-3-yl]acetate

CAS 884413-31-4C₁₈H₂₃N₃O₃

(E)-2-Cyano-3-(4-methoxyphenyl)-N-(3-morpholin-4-ylpropyl)prop-2-enamide

CAS 303226-90-6C₁₈H₂₃N₃O₃

3-Cyclohexyl-6-(4-ethoxyanilino)-1H-pyrimidine-2,4-dione

CAS 863588-19-6C₁₈H₂₃N₃O₃

Ethyl 4-{[4-(dimethylamino)phenyl]carbamoyl}-3,5-dimethyl-1H-pyrrole-2-carboxylate

CAS 847461-94-3C₁₈H₂₃N₃O₃

Frequently asked questions

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What is the molar mass of C18H23N3O3?

The molar mass of C18H23N3O3 is 329.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 329.1739 Da.

How many compounds have the formula C18H23N3O3?

CompoundList lists 424 compounds with the molecular formula C18H23N3O3, including N-(Furan-2-ylmethyl)-2-[4-(3-methoxyphenyl)piperazin-1-yl]acetamide, N'-{2-Oxo-1-azatricyclo[6.3.1.0^{4,12}]dodeca-4,6,8(12)-trien-6-yl}-N-pentylethanediamide, 5-Cyclohexyl-3-(4-hydroxyphenyl)-1-methyltetrahydropyrrolo[3,4-c]pyrazole-4,6(1H,5H)-dione. 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 C18H23N3O3?

C18H23N3O3 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.