Molecular formula

C₁₈H₂₀BrN₃O₃

18 compounds have this formula on CompoundList.

Molar mass: 406.28g/mol
Monoisotopic mass: 405.0688Da
Atoms: 45
Elements: 5
Rings plus double bonds: 10

The formula C18H20BrN3O3 describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 1 bromine atom, 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 × 1853.21%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 204.96%
1.008 × 20 = 20.160 g/mol
Br Bromine × 119.67%
79.904 × 1 = 79.904 g/mol
N Nitrogen × 310.34%
14.007 × 3 = 42.021 g/mol
O Oxygen × 311.81%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C18H20BrN3O3

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

Showing 1 to 18 of 18 compounds

4-Bromo-2-[[4-[(4-nitrophenyl)methyl]piperazin-1-yl]methyl]phenol

CAS 424806-00-8C₁₈H₂₀BrN₃O₃

4-Bromo-2-[[4-[(2-nitrophenyl)methyl]piperazin-1-yl]methyl]phenol

CAS 424800-36-2C₁₈H₂₀BrN₃O₃

N-[1-(4-Bromophenyl)ethyl]-5-morpholin-4-yl-2-nitroaniline

CAS 330177-63-4C₁₈H₂₀BrN₃O₃

(2-Bromo-5-methoxyphenyl)(4-((6-methylpyridazin-3-yl)oxy)piperidin-1-yl)methanone

CAS 1797755-45-3C₁₈H₂₀BrN₃O₃

Diazene, [4-[(6-bromohexyl)oxy]phenyl](4-nitrophenyl)-

CAS 131691-92-4C₁₈H₂₀BrN₃O₃

(2-Bromo-5-methoxyphenyl)(3-((4,6-dimethylpyrimidin-2-yl)oxy)pyrrolidin-1-yl)methanone

CAS 2034497-96-4C₁₈H₂₀BrN₃O₃

[2-Bromo-4-(pyridin-4-ylcarbamoyl)-benzyl]-carbamic acid tert-butyl ester

CAS 1333400-87-5C₁₈H₂₀BrN₃O₃

alpha-Amino-1,3-dioxo-1H-benz(de)isoquinoline-2(3H)-hexanamide monohydrobromide

CAS 81254-03-7C₁₈H₂₀BrN₃O₃

alpha-(4-Aminobutyl)-1,3-dioxo-1H-benz(de)isoquinoline-2(3H)-acetamide monohydrobromide

CAS 81254-02-6C₁₈H₂₀BrN₃O₃

4-{[1-(2-Bromo-5-methoxybenzoyl)pyrrolidin-3-yl]oxy}-2,6-dimethylpyrimidine

CAS 2097887-88-0C₁₈H₂₀BrN₃O₃

3-{[1-(5-Bromofuran-2-carbonyl)piperidin-4-yl]methoxy}-6-cyclopropylpyridazine

CAS 2310139-90-1C₁₈H₂₀BrN₃O₃

1-{4-[(5-Bromopyrimidin-2-yl)oxy]piperidin-1-yl}-2-(4-methoxyphenyl)ethan-1-one

CAS 2380181-16-6C₁₈H₂₀BrN₃O₃

(2S)-N'-[(5-Bromo-2-hydroxy-3-methoxyphenyl)methylidene]-2-(3-methylanilino)propanehydrazide

CAS 344926-38-1C₁₈H₂₀BrN₃O₃

(4-Bromo-2-((dimethylamino)methyl)phenoxy)acetic acid ((2-hydroxyphenyl)methylene)hydrazide

CAS 42024-66-8C₁₈H₂₀BrN₃O₃

7-Bromo-2-[2-(morpholine-4-carbonyl)morpholin-4-yl]quinoline

CAS 2742054-34-6C₁₈H₂₀BrN₃O₃

2-(6-Bromo-1-oxo-spiro[3H-isoquinoline-4,1'-cyclopropane]-2-yl)-N-(1-methyl-2-oxo-pyrrolidin-3-yl)acetamide

CAS 2771021-88-4C₁₈H₂₀BrN₃O₃

Benzyl N-[5-bromo-4-(1-cyclobutylethoxy)pyrimidin-2-yl]carbamate

CAS 2680876-37-1C₁₈H₂₀BrN₃O₃

N'-(3-Bromo-4,5-dimethoxybenzylidene)-2-(o-tolylamino)acetohydrazide

CAS 328577-16-8C₁₈H₂₀BrN₃O₃

Frequently asked questions

Still have a question?

The help centre explains buying, quotes and supplier badges step by step, or you can write to our team.

Help centre Contact us

What is the molar mass of C18H20BrN3O3?

The molar mass of C18H20BrN3O3 is 406.28 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 405.0688 Da.

How many compounds have the formula C18H20BrN3O3?

CompoundList lists 18 compounds with the molecular formula C18H20BrN3O3, including 4-Bromo-2-[[4-[(4-nitrophenyl)methyl]piperazin-1-yl]methyl]phenol, 4-Bromo-2-[[4-[(2-nitrophenyl)methyl]piperazin-1-yl]methyl]phenol, N-[1-(4-Bromophenyl)ethyl]-5-morpholin-4-yl-2-nitroaniline. 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 C18H20BrN3O3?

C18H20BrN3O3 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.