CompoundList
Sign in
Molecular formula

C18H21BrN4O2

29 compounds have this formula on CompoundList.

Molar mass
405.30g/mol
Monoisotopic mass
404.0848Da
Atoms
46
Elements
5
Rings plus double bonds
10

The formula C18H21BrN4O2 describes a molecule made of 18 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 × 1853.34%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 215.22%
    1.008 × 21 = 21.168 g/mol
  • Br Bromine × 119.71%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 413.82%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 27.89%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C18H21BrN4O2

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

Showing 1 to 29 of 29 compounds

2-(4-Bromophenoxy)-1-(4-pyrimidin-2-ylpiperazin-1-yl)butan-1-one chemical structure, C18H21BrN4O2, CAS 830338-95-9
2-(4-Bromophenoxy)-1-(4-pyrimidin-2-ylpiperazin-1-yl)butan-1-one
CAS 830338-95-9C18H21BrN4O2
N-[(2-Bromophenyl)methyl]-2-{[6-methyl-2-(pyrrolidin-1-yl)pyrimidin-4-yl]oxy}acetamide chemical structure, C18H21BrN4O2, CAS 1226442-84-7
N-[(2-Bromophenyl)methyl]-2-{[6-methyl-2-(pyrrolidin-1-yl)pyrimidin-4-yl]oxy}acetamide
CAS 1226442-84-7C18H21BrN4O2
N-(4-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide chemical structure, C18H21BrN4O2, CAS 1029748-32-0
N-(4-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide
CAS 1029748-32-0C18H21BrN4O2
N-(3-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide chemical structure, C18H21BrN4O2, CAS 1029776-78-0
N-(3-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide
CAS 1029776-78-0C18H21BrN4O2
N-(2-Bromo-4-methylphenyl)-2-((6-methyl-2-(pyrrolidin-1-yl)pyrimidin-4-yl)oxy)acetamide chemical structure, C18H21BrN4O2, CAS 1226456-74-1
N-(2-Bromo-4-methylphenyl)-2-((6-methyl-2-(pyrrolidin-1-yl)pyrimidin-4-yl)oxy)acetamide
CAS 1226456-74-1C18H21BrN4O2
N-(2-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide chemical structure, C18H21BrN4O2, CAS 1226454-58-5
N-(2-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide
CAS 1226454-58-5C18H21BrN4O2
4-Bromo-2,5-dimethyl-N-[4-(piperidine-1-carbonyl)phenyl]pyrazole-3-carboxamide chemical structure, C18H21BrN4O2, CAS 515120-76-0
4-Bromo-2,5-dimethyl-N-[4-(piperidine-1-carbonyl)phenyl]pyrazole-3-carboxamide
CAS 515120-76-0C18H21BrN4O2
1-Piperidinecarboxylic acid, 4-(5-bromo-7-cyano-1H-indazol-3-yl)-, 1,1-dimethylethyl ester chemical structure, C18H21BrN4O2, CAS 872350-11-3
1-Piperidinecarboxylic acid, 4-(5-bromo-7-cyano-1H-indazol-3-yl)-, 1,1-dimethylethyl ester
CAS 872350-11-3C18H21BrN4O2
4H-Pyrazino(1,2-a)pyrimidin-4-one, 2-(2-(dimethylamino)-1-methylethoxy)-3-phenyl-, hydrobromide chemical structure, C18H21BrN4O2, CAS 18472-20-3
4H-Pyrazino(1,2-a)pyrimidin-4-one, 2-(2-(dimethylamino)-1-methylethoxy)-3-phenyl-, hydrobromide
CAS 18472-20-3C18H21BrN4O2
4H-Pyrazino(1,2-a)pyrimidin-4-one, 2-(3-dimethylaminopropoxy)-3-phenyl-, hydrobromide chemical structure, C18H21BrN4O2, CAS 63680-85-3
4H-Pyrazino(1,2-a)pyrimidin-4-one, 2-(3-dimethylaminopropoxy)-3-phenyl-, hydrobromide
CAS 63680-85-3C18H21BrN4O2
N-(5-Bromopyridin-2-yl)-2-[4-(4-methoxyphenyl)piperazin-1-yl]acetamide chemical structure, C18H21BrN4O2, CAS 896227-69-3
N-(5-Bromopyridin-2-yl)-2-[4-(4-methoxyphenyl)piperazin-1-yl]acetamide
CAS 896227-69-3C18H21BrN4O2
2-Bromo-5-methoxy-N-{[1-(pyrimidin-2-yl)piperidin-4-yl]methyl}benzamide chemical structure, C18H21BrN4O2, CAS 1235305-93-7
2-Bromo-5-methoxy-N-{[1-(pyrimidin-2-yl)piperidin-4-yl]methyl}benzamide
CAS 1235305-93-7C18H21BrN4O2
2-Bromo-5-methoxy-N-{[1-(pyrazin-2-yl)piperidin-4-yl]methyl}benzamide chemical structure, C18H21BrN4O2, CAS 1448043-66-0
2-Bromo-5-methoxy-N-{[1-(pyrazin-2-yl)piperidin-4-yl]methyl}benzamide
CAS 1448043-66-0C18H21BrN4O2
N-(2-Bromo-4-methylphenyl)-1-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)piperidine-3-carboxamide chemical structure, C18H21BrN4O2, CAS 1396767-32-0
N-(2-Bromo-4-methylphenyl)-1-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)piperidine-3-carboxamide
CAS 1396767-32-0C18H21BrN4O2
N-(4-Bromo-3-methylphenyl)-1-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)piperidine-4-carboxamide chemical structure, C18H21BrN4O2, CAS 1421461-75-7
N-(4-Bromo-3-methylphenyl)-1-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)piperidine-4-carboxamide
CAS 1421461-75-7C18H21BrN4O2
5-(5-Bromo-2-propoxyphenyl)-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one chemical structure, C18H21BrN4O2, CAS 147676-67-3
5-(5-Bromo-2-propoxyphenyl)-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one
CAS 147676-67-3C18H21BrN4O2
6-Bromo-4-[4-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline chemical structure, C18H21BrN4O2, CAS 1626136-08-0
6-Bromo-4-[4-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline
CAS 1626136-08-0C18H21BrN4O2
N-Benzyl-3-{[(5-bromopyrimidin-2-yl)oxy]methyl}piperidine-1-carboxamide chemical structure, C18H21BrN4O2, CAS 2379993-54-9
N-Benzyl-3-{[(5-bromopyrimidin-2-yl)oxy]methyl}piperidine-1-carboxamide
CAS 2379993-54-9C18H21BrN4O2
3-{4-[(5-Bromopyrimidin-2-yl)oxy]piperidine-1-carbonyl}-N,N-dimethylaniline chemical structure, C18H21BrN4O2, CAS 2380171-21-9
3-{4-[(5-Bromopyrimidin-2-yl)oxy]piperidine-1-carbonyl}-N,N-dimethylaniline
CAS 2380171-21-9C18H21BrN4O2
4-[(5-Bromopyrimidin-2-yl)oxy]-N-(2-phenylethyl)piperidine-1-carboxamide chemical structure, C18H21BrN4O2, CAS 2380166-67-4
4-[(5-Bromopyrimidin-2-yl)oxy]-N-(2-phenylethyl)piperidine-1-carboxamide
CAS 2380166-67-4C18H21BrN4O2
6-Bromo-2-[4-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline chemical structure, C18H21BrN4O2, CAS 2877645-63-9
6-Bromo-2-[4-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline
CAS 2877645-63-9C18H21BrN4O2
2-[4-(5-Bromopyridin-2-yl)piperazin-1-yl]-N-(3-methoxyphenyl)acetamide chemical structure, C18H21BrN4O2, CAS 2770609-46-4
2-[4-(5-Bromopyridin-2-yl)piperazin-1-yl]-N-(3-methoxyphenyl)acetamide
CAS 2770609-46-4C18H21BrN4O2
6-Bromo-4-[3-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline chemical structure, C18H21BrN4O2, CAS 1626207-87-1
6-Bromo-4-[3-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline
CAS 1626207-87-1C18H21BrN4O2
6-Bromo-2-[3-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline chemical structure, C18H21BrN4O2, CAS 2741893-14-9
6-Bromo-2-[3-(morpholine-4-carbonyl)piperidin-1-yl]quinazoline
CAS 2741893-14-9C18H21BrN4O2

Frequently asked questions

What is the molar mass of C18H21BrN4O2?

The molar mass of C18H21BrN4O2 is 405.30 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 1 bromine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 404.0848 Da.

How many compounds have the formula C18H21BrN4O2?

CompoundList lists 29 compounds with the molecular formula C18H21BrN4O2, including 2-(4-Bromophenoxy)-1-(4-pyrimidin-2-ylpiperazin-1-yl)butan-1-one, N-[(2-Bromophenyl)methyl]-2-{[6-methyl-2-(pyrrolidin-1-yl)pyrimidin-4-yl]oxy}acetamide, N-(4-Bromophenyl)-2-{[6-methyl-2-(piperidin-1-yl)pyrimidin-4-yl]oxy}acetamide. 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 C18H21BrN4O2?

C18H21BrN4O2 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.