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Molecular formula

C20H18BrN3O3

33 compounds have this formula on CompoundList.

Molar mass
428.29g/mol
Monoisotopic mass
427.0532Da
Atoms
45
Elements
5
Rings plus double bonds
13

The formula C20H18BrN3O3 describes a molecule made of 20 carbon atoms, 18 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 × 2056.09%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 184.24%
    1.008 × 18 = 18.144 g/mol
  • Br Bromine × 118.66%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 39.81%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 311.21%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C20H18BrN3O3

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

Showing 1 to 33 of 33 compounds

5-(4-Bromophenyl)-4-(3-ethoxy-4-hydroxyphenyl)-3-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(1H)-one chemical structure, C20H18BrN3O3, CAS 587010-15-9
5-(4-Bromophenyl)-4-(3-ethoxy-4-hydroxyphenyl)-3-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(1H)-one
CAS 587010-15-9C20H18BrN3O3
(4Z)-1-(3-Bromophenyl)-4-[(4-morpholin-4-ylphenyl)methylidene]pyrazolidine-3,5-dione chemical structure, C20H18BrN3O3, CAS 328076-32-0
(4Z)-1-(3-Bromophenyl)-4-[(4-morpholin-4-ylphenyl)methylidene]pyrazolidine-3,5-dione
CAS 328076-32-0C20H18BrN3O3
N-(2-(2-(5-Bromo-2-(2-propynyloxy)benzylidene)hydrazino)-2-oxoethyl)-4-methylbenzamide chemical structure, C20H18BrN3O3, CAS 527741-60-2
N-(2-(2-(5-Bromo-2-(2-propynyloxy)benzylidene)hydrazino)-2-oxoethyl)-4-methylbenzamide
CAS 527741-60-2C20H18BrN3O3
2-(3-(3-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3-methoxybenzyl)acetamide chemical structure, C20H18BrN3O3, CAS 899752-90-0
2-(3-(3-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3-methoxybenzyl)acetamide
CAS 899752-90-0C20H18BrN3O3
2-[2-Amino-5-(2-bromophenoxy)pyrimidin-4-yl]-5-[(2-methylprop-2-en-1-yl)oxy]phenol chemical structure, C20H18BrN3O3, CAS 877623-01-3
2-[2-Amino-5-(2-bromophenoxy)pyrimidin-4-yl]-5-[(2-methylprop-2-en-1-yl)oxy]phenol
CAS 877623-01-3C20H18BrN3O3
2-(3-(4-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxybenzyl)acetamide chemical structure, C20H18BrN3O3, CAS 941972-68-5
2-(3-(4-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxybenzyl)acetamide
CAS 941972-68-5C20H18BrN3O3
(3-(3-Benzyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)(2-bromo-5-methoxyphenyl)methanone chemical structure, C20H18BrN3O3, CAS 1396715-53-9
(3-(3-Benzyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)(2-bromo-5-methoxyphenyl)methanone
CAS 1396715-53-9C20H18BrN3O3
(5E)-1-(4-Bromo-3-methylphenyl)-5-[4-(dimethylamino)benzylidene]pyrimidine-2,4,6(1H,3H,5H)-trione chemical structure, C20H18BrN3O3, CAS 340305-53-5
(5E)-1-(4-Bromo-3-methylphenyl)-5-[4-(dimethylamino)benzylidene]pyrimidine-2,4,6(1H,3H,5H)-trione
CAS 340305-53-5C20H18BrN3O3
2-[2-(Acetylamino)-5-bromophenyl]-N-[2-(1H-indol-3-yl)ethyl]-2-oxoacetamide chemical structure, C20H18BrN3O3, CAS 903466-18-2
2-[2-(Acetylamino)-5-bromophenyl]-N-[2-(1H-indol-3-yl)ethyl]-2-oxoacetamide
CAS 903466-18-2C20H18BrN3O3
N-(4-Bromophenyl)-2-(4-(3,5-dimethylphenyl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)acetamide chemical structure, C20H18BrN3O3, CAS 891866-85-6
N-(4-Bromophenyl)-2-(4-(3,5-dimethylphenyl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)acetamide
CAS 891866-85-6C20H18BrN3O3
N-(3-Bromophenyl)-4-ethyl-1,5-dioxo-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxamide chemical structure, C20H18BrN3O3, CAS 1011429-39-2
N-(3-Bromophenyl)-4-ethyl-1,5-dioxo-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxamide
CAS 1011429-39-2C20H18BrN3O3
2-(3-(4-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxy-5-methylphenyl)acetamide chemical structure, C20H18BrN3O3, CAS 922943-89-3
2-(3-(4-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxy-5-methylphenyl)acetamide
CAS 922943-89-3C20H18BrN3O3
N-(2-Bromophenyl)-2-(4-(3-methoxyphenyl)-2-methyl-6-oxopyrimidin-1(6H)-yl)acetamide chemical structure, C20H18BrN3O3, CAS 1251546-82-3
N-(2-Bromophenyl)-2-(4-(3-methoxyphenyl)-2-methyl-6-oxopyrimidin-1(6H)-yl)acetamide
CAS 1251546-82-3C20H18BrN3O3
2-(3-(3-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxybenzyl)acetamide chemical structure, C20H18BrN3O3, CAS 941882-79-7
2-(3-(3-Bromophenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxybenzyl)acetamide
CAS 941882-79-7C20H18BrN3O3
N-(4-Bromophenyl)-2-[4-(3,4-dimethylphenyl)-2,3-dioxo-1,2,3,4-tetrahydropyrazin-1-yl]acetamide chemical structure, C20H18BrN3O3, CAS 891866-49-2
N-(4-Bromophenyl)-2-[4-(3,4-dimethylphenyl)-2,3-dioxo-1,2,3,4-tetrahydropyrazin-1-yl]acetamide
CAS 891866-49-2C20H18BrN3O3
N-(4-Bromophenyl)-4-ethyl-1,5-dioxo-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxamide chemical structure, C20H18BrN3O3, CAS 1236254-82-2
N-(4-Bromophenyl)-4-ethyl-1,5-dioxo-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxamide
CAS 1236254-82-2C20H18BrN3O3
3-(3-Bromobenzyl)-7,8-dimethoxy-5-methyl-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one chemical structure, C20H18BrN3O3, CAS 1401599-38-9
3-(3-Bromobenzyl)-7,8-dimethoxy-5-methyl-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one
CAS 1401599-38-9C20H18BrN3O3
4-[3-(4-Bromophenyl)-1,2,4-oxadiazol-5-yl]-1-(4-ethoxyphenyl)pyrrolidin-2-one chemical structure, C20H18BrN3O3, CAS 941918-05-4
4-[3-(4-Bromophenyl)-1,2,4-oxadiazol-5-yl]-1-(4-ethoxyphenyl)pyrrolidin-2-one
CAS 941918-05-4C20H18BrN3O3
N-(4-Bromo-2-methylphenyl)-4-methoxy-6-oxo-1-(p-tolyl)-1,6-dihydropyridazine-3-carboxamide chemical structure, C20H18BrN3O3, CAS 1005296-94-5
N-(4-Bromo-2-methylphenyl)-4-methoxy-6-oxo-1-(p-tolyl)-1,6-dihydropyridazine-3-carboxamide
CAS 1005296-94-5C20H18BrN3O3
4-Bromo-N-(2-(3-(4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)ethyl)benzamide chemical structure, C20H18BrN3O3, CAS 921873-51-0
4-Bromo-N-(2-(3-(4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)ethyl)benzamide
CAS 921873-51-0C20H18BrN3O3
3-Bromo-N-{2-[3-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]ethyl}benzamide chemical structure, C20H18BrN3O3, CAS 921849-54-9
3-Bromo-N-{2-[3-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]ethyl}benzamide
CAS 921849-54-9C20H18BrN3O3
4-Bromo-N-(2-{[6-(4-methoxyphenyl)pyridazin-3-yl]oxy}ethyl)benzamide chemical structure, C20H18BrN3O3, CAS 946208-56-6
4-Bromo-N-(2-{[6-(4-methoxyphenyl)pyridazin-3-yl]oxy}ethyl)benzamide
CAS 946208-56-6C20H18BrN3O3
3-Bromo-N-(2-((6-(4-methoxyphenyl)pyridazin-3-yl)oxy)ethyl)benzamide chemical structure, C20H18BrN3O3, CAS 946383-25-1
3-Bromo-N-(2-((6-(4-methoxyphenyl)pyridazin-3-yl)oxy)ethyl)benzamide
CAS 946383-25-1C20H18BrN3O3
2-Bromo-N-(2-(3-(4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)ethyl)benzamide chemical structure, C20H18BrN3O3, CAS 921825-98-1
2-Bromo-N-(2-(3-(4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)ethyl)benzamide
CAS 921825-98-1C20H18BrN3O3

Frequently asked questions

What is the molar mass of C20H18BrN3O3?

The molar mass of C20H18BrN3O3 is 428.29 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 427.0532 Da.

How many compounds have the formula C20H18BrN3O3?

CompoundList lists 33 compounds with the molecular formula C20H18BrN3O3, including 5-(4-Bromophenyl)-4-(3-ethoxy-4-hydroxyphenyl)-3-methyl-4,5-dihydropyrrolo[3,4-c]pyrazol-6(1H)-one, (4Z)-1-(3-Bromophenyl)-4-[(4-morpholin-4-ylphenyl)methylidene]pyrazolidine-3,5-dione, N-(2-(2-(5-Bromo-2-(2-propynyloxy)benzylidene)hydrazino)-2-oxoethyl)-4-methylbenzamide. 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 C20H18BrN3O3?

C20H18BrN3O3 has a degree of unsaturation of 13. 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.