CompoundList
Sign in
Molecular formula

C21H21BrN4O2

17 compounds have this formula on CompoundList.

Molar mass
441.33g/mol
Monoisotopic mass
440.0848Da
Atoms
49
Elements
5
Rings plus double bonds
13

The formula C21H21BrN4O2 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 bromine atom, 4 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 × 2157.15%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 214.80%
    1.008 × 21 = 21.168 g/mol
  • Br Bromine × 118.11%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 412.70%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 27.25%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C21H21BrN4O2

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

Showing 1 to 17 of 17 compounds

6-(4-Benzylpiperazin-1-yl)-3-(4-bromophenyl)-1H-pyrimidine-2,4-dione chemical structure, C21H21BrN4O2, CAS 847398-85-0
6-(4-Benzylpiperazin-1-yl)-3-(4-bromophenyl)-1H-pyrimidine-2,4-dione
CAS 847398-85-0C21H21BrN4O2
2-(2-Bromophenyl)-N-[1-(3-pyridin-4-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]acetamide chemical structure, C21H21BrN4O2, CAS 1396634-11-9
2-(2-Bromophenyl)-N-[1-(3-pyridin-4-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]acetamide
CAS 1396634-11-9C21H21BrN4O2
N-(2-Bromophenyl)-1-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidine-4-carboxamide chemical structure, C21H21BrN4O2, CAS 1171102-63-8
N-(2-Bromophenyl)-1-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidine-4-carboxamide
CAS 1171102-63-8C21H21BrN4O2
3-(1-(2-Bromobenzoyl)piperidin-4-yl)-1-methyl-4-phenyl-1H-1,2,4-triazol-5(4H)-one chemical structure, C21H21BrN4O2, CAS 1421443-58-4
3-(1-(2-Bromobenzoyl)piperidin-4-yl)-1-methyl-4-phenyl-1H-1,2,4-triazol-5(4H)-one
CAS 1421443-58-4C21H21BrN4O2
(4-((1H-Imidazol-1-yl)methyl)phenyl)(4-((3-bromopyridin-2-yl)oxy)piperidin-1-yl)methanone chemical structure, C21H21BrN4O2, CAS 1448062-80-3
(4-((1H-Imidazol-1-yl)methyl)phenyl)(4-((3-bromopyridin-2-yl)oxy)piperidin-1-yl)methanone
CAS 1448062-80-3C21H21BrN4O2
3-(3-Bromo-4-methoxyphenyl)-1-(3-(4-phenyl-1H-1,2,3-triazol-1-yl)azetidin-1-yl)propan-1-one chemical structure, C21H21BrN4O2, CAS 2034311-26-5
3-(3-Bromo-4-methoxyphenyl)-1-(3-(4-phenyl-1H-1,2,3-triazol-1-yl)azetidin-1-yl)propan-1-one
CAS 2034311-26-5C21H21BrN4O2
(4-((4-Bromo-3-methylphenyl)amino)-7-methyl-1,8-naphthyridin-3-yl)(morpholino)methanone chemical structure, C21H21BrN4O2, CAS 1251623-45-6
(4-((4-Bromo-3-methylphenyl)amino)-7-methyl-1,8-naphthyridin-3-yl)(morpholino)methanone
CAS 1251623-45-6C21H21BrN4O2
(E)-4-Bromo-N'-(2-oxo-1-(piperidin-1-ylmethyl)indolin-3-ylidene)benzohydrazide chemical structure, C21H21BrN4O2, CAS 324010-54-0
(E)-4-Bromo-N'-(2-oxo-1-(piperidin-1-ylmethyl)indolin-3-ylidene)benzohydrazide
CAS 324010-54-0C21H21BrN4O2
(4-((3-Bromopyridin-2-yl)oxy)piperidin-1-yl)(1-methyl-3-phenyl-1H-pyrazol-5-yl)methanone chemical structure, C21H21BrN4O2, CAS 1448079-31-9
(4-((3-Bromopyridin-2-yl)oxy)piperidin-1-yl)(1-methyl-3-phenyl-1H-pyrazol-5-yl)methanone
CAS 1448079-31-9C21H21BrN4O2
5-{1-[(4-Bromophenyl)acetyl]piperidin-4-yl}-4-phenyl-2,4-dihydro-3H-1,2,4-triazol-3-one chemical structure, C21H21BrN4O2, CAS 2061679-29-4
5-{1-[(4-Bromophenyl)acetyl]piperidin-4-yl}-4-phenyl-2,4-dihydro-3H-1,2,4-triazol-3-one
CAS 2061679-29-4C21H21BrN4O2
3-(2-Bromophenyl)-1-(3-(4-(phenoxymethyl)-1H-1,2,3-triazol-1-yl)azetidin-1-yl)propan-1-one chemical structure, C21H21BrN4O2, CAS 2034248-42-3
3-(2-Bromophenyl)-1-(3-(4-(phenoxymethyl)-1H-1,2,3-triazol-1-yl)azetidin-1-yl)propan-1-one
CAS 2034248-42-3C21H21BrN4O2
4-Bromo-2-[4-[(4-methyl-1-piperazinyl)carbonyl]phenyl]-1H-indole-7-carboxamide chemical structure, C21H21BrN4O2, CAS 1643572-15-9
4-Bromo-2-[4-[(4-methyl-1-piperazinyl)carbonyl]phenyl]-1H-indole-7-carboxamide
CAS 1643572-15-9C21H21BrN4O2
N-(4-Bromophenyl)-N'-[4-(6-oxo-3-phenylpyridazin-1(6H)-yl)butyl]urea chemical structure, C21H21BrN4O2, CAS 88421-19-6
N-(4-Bromophenyl)-N'-[4-(6-oxo-3-phenylpyridazin-1(6H)-yl)butyl]urea
CAS 88421-19-6C21H21BrN4O2
4-Bromo-2-(3-(4-methylpiperazine-1-carbonyl)phenyl)-1H-indole-7-carboxamide chemical structure, C21H21BrN4O2, CAS 1773495-16-1
4-Bromo-2-(3-(4-methylpiperazine-1-carbonyl)phenyl)-1H-indole-7-carboxamide
CAS 1773495-16-1C21H21BrN4O2
tert-Butyl 5-bromo-2-methylphenyl4-(pyridin-3-yl)pyrimidin-2-ylcarbamate chemical structure, C21H21BrN4O2, CAS 1807458-72-5
tert-Butyl 5-bromo-2-methylphenyl4-(pyridin-3-yl)pyrimidin-2-ylcarbamate
CAS 1807458-72-5C21H21BrN4O2
3-{[1-(5-Bromopyridine-3-carbonyl)piperidin-4-yl]methyl}-2-methyl-3,4-dihydroquinazolin-4-one chemical structure, C21H21BrN4O2, CAS 2415500-27-3
3-{[1-(5-Bromopyridine-3-carbonyl)piperidin-4-yl]methyl}-2-methyl-3,4-dihydroquinazolin-4-one
CAS 2415500-27-3C21H21BrN4O2
Benzyl N-{2-[benzyl(5-bromopyrimidin-2-yl)amino]ethyl}carbamate chemical structure, C21H21BrN4O2, CAS 2680692-97-9
Benzyl N-{2-[benzyl(5-bromopyrimidin-2-yl)amino]ethyl}carbamate
CAS 2680692-97-9C21H21BrN4O2

Frequently asked questions

What is the molar mass of C21H21BrN4O2?

The molar mass of C21H21BrN4O2 is 441.33 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 bromine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 440.0848 Da.

How many compounds have the formula C21H21BrN4O2?

CompoundList lists 17 compounds with the molecular formula C21H21BrN4O2, including 6-(4-Benzylpiperazin-1-yl)-3-(4-bromophenyl)-1H-pyrimidine-2,4-dione, 2-(2-Bromophenyl)-N-[1-(3-pyridin-4-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]acetamide, N-(2-Bromophenyl)-1-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidine-4-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 C21H21BrN4O2?

C21H21BrN4O2 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.