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Molecular formula

C27H31Br2ClN4O2

4 compounds have this formula on CompoundList.

Molar mass
638.83g/mol
Monoisotopic mass
645.1067Da
Atoms
67
Elements
6
Rings plus double bonds
13

The formula C27H31Br2ClN4O2 describes a molecule made of 27 carbon atoms, 31 hydrogen atoms, 2 bromine atoms, 1 chlorine 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 × 2750.76%
    12.011 × 27 = 324.297 g/mol
  • H Hydrogen × 314.89%
    1.008 × 31 = 31.248 g/mol
  • Br Bromine × 225.02%
    79.904 × 2 = 159.808 g/mol
  • Cl Chlorine × 15.55%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 48.77%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 25.01%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C27H31Br2ClN4O2

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

Showing 1 to 4 of 4 compounds

Lonafarnib chemical structure, C27H31Br2ClN4O2, CAS 193275-84-2
Lonafarnib
CAS 193275-84-2C27H31Br2ClN4O2
4-{2-[4-(3,10-Dibromo-8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-B]pyridin-11-yl)piperidin-1-yl]-2-oxoethyl}piperidine-1-carboxamide chemical structure, C27H31Br2ClN4O2, CAS 193275-86-4
4-{2-[4-(3,10-Dibromo-8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-B]pyridin-11-yl)piperidin-1-yl]-2-oxoethyl}piperidine-1-carboxamide
CAS 193275-86-4C27H31Br2ClN4O2
4-[2-[4-[(2S)-6,15-Dibromo-13-chloro-4-azatricyclo[9.4.0.03,8]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-yl]piperidin-1-yl]-2-oxoethyl]piperidine-1-carboxamide chemical structure, C27H31Br2ClN4O2, CAS 193275-85-3
4-[2-[4-[(2S)-6,15-Dibromo-13-chloro-4-azatricyclo[9.4.0.03,8]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-yl]piperidin-1-yl]-2-oxoethyl]piperidine-1-carboxamide
CAS 193275-85-3C27H31Br2ClN4O2
Lonafarnib D9 chemical structure, C27H31Br2ClN4O2, CAS 1197367-02-4
Lonafarnib D9
CAS 1197367-02-4C27H31Br2ClN4O2

Frequently asked questions

What is the molar mass of C27H31Br2ClN4O2?

The molar mass of C27H31Br2ClN4O2 is 638.83 g/mol, calculated from standard atomic weights for 27 carbon atoms, 31 hydrogen atoms, 2 bromine atoms, 1 chlorine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 645.1067 Da.

How many compounds have the formula C27H31Br2ClN4O2?

CompoundList lists 4 compounds with the molecular formula C27H31Br2ClN4O2, including Lonafarnib, 4-{2-[4-(3,10-Dibromo-8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-B]pyridin-11-yl)piperidin-1-yl]-2-oxoethyl}piperidine-1-carboxamide, 4-[2-[4-[(2S)-6,15-Dibromo-13-chloro-4-azatricyclo[9.4.0.03,8]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-yl]piperidin-1-yl]-2-oxoethyl]piperidine-1-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 C27H31Br2ClN4O2?

C27H31Br2ClN4O2 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.