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Molecular formula

C21H20BrN3O2

32 compounds have this formula on CompoundList.

Molar mass
426.31g/mol
Monoisotopic mass
425.0739Da
Atoms
47
Elements
5
Rings plus double bonds
13

The formula C21H20BrN3O2 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms and 2 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 × 2159.17%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 204.73%
    1.008 × 20 = 20.160 g/mol
  • Br Bromine × 118.74%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 39.86%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 27.51%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C21H20BrN3O2

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

Showing 1 to 32 of 32 compounds

1-{[(1-Bromo-2-naphthyl)oxy]acetyl}-4-(2-pyridinyl)piperazine chemical structure, C21H20BrN3O2, CAS 712322-64-0
1-{[(1-Bromo-2-naphthyl)oxy]acetyl}-4-(2-pyridinyl)piperazine
CAS 712322-64-0C21H20BrN3O2
(4Z)-6-Bromo-4-({[4-(pyrrolidin-1-ylmethyl)phenyl]amino}methylidene)isoquinoline-1,3(2H,4H)-dione chemical structure, C21H20BrN3O2, CAS 943751-15-3
(4Z)-6-Bromo-4-({[4-(pyrrolidin-1-ylmethyl)phenyl]amino}methylidene)isoquinoline-1,3(2H,4H)-dione
CAS 943751-15-3C21H20BrN3O2
1-(4-Bromophenyl)-N-(2-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide chemical structure, C21H20BrN3O2, CAS 899960-06-6
1-(4-Bromophenyl)-N-(2-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide
CAS 899960-06-6C21H20BrN3O2
4-[1-(2-Bromoprop-2-enyl)benzimidazol-2-yl]-1-(2-methoxyphenyl)pyrrolidin-2-one chemical structure, C21H20BrN3O2, CAS 877784-70-8
4-[1-(2-Bromoprop-2-enyl)benzimidazol-2-yl]-1-(2-methoxyphenyl)pyrrolidin-2-one
CAS 877784-70-8C21H20BrN3O2
2-(3-Bromophenyl)-9-(p-tolyl)hexahydro-1H-pyrazolo[1,2-a]pyrrolo[3,4-c]pyrazole-1,3(2H)-dione chemical structure, C21H20BrN3O2, CAS 473574-90-2
2-(3-Bromophenyl)-9-(p-tolyl)hexahydro-1H-pyrazolo[1,2-a]pyrrolo[3,4-c]pyrazole-1,3(2H)-dione
CAS 473574-90-2C21H20BrN3O2
9-(4-Bromophenyl)-2-(4-methylphenyl)tetrahydro-5H-pyrazolo[1,2-a]pyrrolo[3,4-c]pyrazole-1,3(2H,3aH)-dione chemical structure, C21H20BrN3O2, CAS 459153-55-0
9-(4-Bromophenyl)-2-(4-methylphenyl)tetrahydro-5H-pyrazolo[1,2-a]pyrrolo[3,4-c]pyrazole-1,3(2H,3aH)-dione
CAS 459153-55-0C21H20BrN3O2
2-[3-(3-Bromophenyl)-6-oxopyridazin-1(6H)-yl]-N-(2,4,6-trimethylphenyl)acetamide chemical structure, C21H20BrN3O2, CAS 899752-82-0
2-[3-(3-Bromophenyl)-6-oxopyridazin-1(6H)-yl]-N-(2,4,6-trimethylphenyl)acetamide
CAS 899752-82-0C21H20BrN3O2
N-(4-Bromophenyl)-2-{[2-(pyrrolidin-1-yl)quinolin-8-yl]oxy}acetamide chemical structure, C21H20BrN3O2, CAS 921806-87-3
N-(4-Bromophenyl)-2-{[2-(pyrrolidin-1-yl)quinolin-8-yl]oxy}acetamide
CAS 921806-87-3C21H20BrN3O2
2-Bromo-N-[(3-cyclopentyl-4-oxo-3,4-dihydrophthalazin-1-yl)methyl]benzamide chemical structure, C21H20BrN3O2, CAS 1396862-91-1
2-Bromo-N-[(3-cyclopentyl-4-oxo-3,4-dihydrophthalazin-1-yl)methyl]benzamide
CAS 1396862-91-1C21H20BrN3O2
2-(4-Bromophenyl)-N-(2-((6-(p-tolyl)pyridazin-3-yl)oxy)ethyl)acetamide chemical structure, C21H20BrN3O2, CAS 920181-35-7
2-(4-Bromophenyl)-N-(2-((6-(p-tolyl)pyridazin-3-yl)oxy)ethyl)acetamide
CAS 920181-35-7C21H20BrN3O2
2-[3-(4-Bromophenyl)-6-oxopyridazin-1(6H)-yl]-N-[3-(propan-2-yl)phenyl]acetamide chemical structure, C21H20BrN3O2, CAS 1252846-89-1
2-[3-(4-Bromophenyl)-6-oxopyridazin-1(6H)-yl]-N-[3-(propan-2-yl)phenyl]acetamide
CAS 1252846-89-1C21H20BrN3O2
N-(4-Bromo-2-methylphenyl)-2-(3-(3,4-dimethylphenyl)-6-oxopyridazin-1(6H)-yl)acetamide chemical structure, C21H20BrN3O2, CAS 1252909-90-2
N-(4-Bromo-2-methylphenyl)-2-(3-(3,4-dimethylphenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 1252909-90-2C21H20BrN3O2
N-(2-Bromo-4-methylphenyl)-2-(3-(3,4-dimethylphenyl)-6-oxopyridazin-1(6H)-yl)acetamide chemical structure, C21H20BrN3O2, CAS 1252913-59-9
N-(2-Bromo-4-methylphenyl)-2-(3-(3,4-dimethylphenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 1252913-59-9C21H20BrN3O2
(S)-Benzyl 2-(5-(4-bromophenyl)-1H-imidazol-2-yl)pyrrolidine-1-carboxylate chemical structure, C21H20BrN3O2, CAS 1007882-39-4
(S)-Benzyl 2-(5-(4-bromophenyl)-1H-imidazol-2-yl)pyrrolidine-1-carboxylate
CAS 1007882-39-4C21H20BrN3O2
(4-(1H-Pyrrol-1-yl)phenyl)(4-((3-bromopyridin-2-yl)oxy)piperidin-1-yl)methanone chemical structure, C21H20BrN3O2, CAS 1448036-32-5
(4-(1H-Pyrrol-1-yl)phenyl)(4-((3-bromopyridin-2-yl)oxy)piperidin-1-yl)methanone
CAS 1448036-32-5C21H20BrN3O2
1-(4-Bromophenyl)-N-(3-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide chemical structure, C21H20BrN3O2, CAS 900001-80-1
1-(4-Bromophenyl)-N-(3-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide
CAS 900001-80-1C21H20BrN3O2
1-(4-Bromophenyl)-N-(4-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide chemical structure, C21H20BrN3O2, CAS 899750-12-0
1-(4-Bromophenyl)-N-(4-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide
CAS 899750-12-0C21H20BrN3O2
2-(6-Bromo-1H-indol-1-yl)-N-[1-(2-methoxyethyl)-1H-indol-4-yl]acetamide chemical structure, C21H20BrN3O2, CAS 1324056-27-0
2-(6-Bromo-1H-indol-1-yl)-N-[1-(2-methoxyethyl)-1H-indol-4-yl]acetamide
CAS 1324056-27-0C21H20BrN3O2
2-(4-Bromo-1H-indol-1-yl)-N-[1-(2-methoxyethyl)-1H-indol-4-yl]acetamide chemical structure, C21H20BrN3O2, CAS 1324089-96-4
2-(4-Bromo-1H-indol-1-yl)-N-[1-(2-methoxyethyl)-1H-indol-4-yl]acetamide
CAS 1324089-96-4C21H20BrN3O2
N-({[2,3'-Bipyridine]-5-yl}methyl)-3-(5-bromo-2-methoxyphenyl)propanamide chemical structure, C21H20BrN3O2, CAS 2034448-81-0
N-({[2,3'-Bipyridine]-5-yl}methyl)-3-(5-bromo-2-methoxyphenyl)propanamide
CAS 2034448-81-0C21H20BrN3O2
N-([2,4'-Bipyridin]-3-ylmethyl)-3-(5-bromo-2-methoxyphenyl)propanamide chemical structure, C21H20BrN3O2, CAS 2034254-37-8
N-([2,4'-Bipyridin]-3-ylmethyl)-3-(5-bromo-2-methoxyphenyl)propanamide
CAS 2034254-37-8C21H20BrN3O2
3-((5-Bromopyridin-2-yl)oxy)-N-(naphthalen-1-ylmethyl)pyrrolidine-1-carboxamide chemical structure, C21H20BrN3O2, CAS 1903122-42-8
3-((5-Bromopyridin-2-yl)oxy)-N-(naphthalen-1-ylmethyl)pyrrolidine-1-carboxamide
CAS 1903122-42-8C21H20BrN3O2
3-(1-(2-(2-Bromophenyl)acetyl)piperidin-3-yl)quinazolin-4(3H)-one chemical structure, C21H20BrN3O2, CAS 2034518-02-8
3-(1-(2-(2-Bromophenyl)acetyl)piperidin-3-yl)quinazolin-4(3H)-one
CAS 2034518-02-8C21H20BrN3O2
1-(3-((5-Bromopyrimidin-2-yl)oxy)piperidin-1-yl)-2-(naphthalen-1-yl)ethanone chemical structure, C21H20BrN3O2, CAS 2034327-13-2
1-(3-((5-Bromopyrimidin-2-yl)oxy)piperidin-1-yl)-2-(naphthalen-1-yl)ethanone
CAS 2034327-13-2C21H20BrN3O2

Frequently asked questions

What is the molar mass of C21H20BrN3O2?

The molar mass of C21H20BrN3O2 is 426.31 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 425.0739 Da.

How many compounds have the formula C21H20BrN3O2?

CompoundList lists 32 compounds with the molecular formula C21H20BrN3O2, including 1-{[(1-Bromo-2-naphthyl)oxy]acetyl}-4-(2-pyridinyl)piperazine, (4Z)-6-Bromo-4-({[4-(pyrrolidin-1-ylmethyl)phenyl]amino}methylidene)isoquinoline-1,3(2H,4H)-dione, 1-(4-Bromophenyl)-N-(2-methoxyphenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide. 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 C21H20BrN3O2?

C21H20BrN3O2 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.