Molar mass

Molar Mass of Histamine

The molar mass of histamine (C5H9N3) is 111.148 g/mol.

Histamine at a glance

PropertyValue
Molar mass111.148 g/mol
Molecular weight111.148 u
Chemical formulaC5H9N3
Monoisotopic mass111.079647 u
CAS number51-45-6
PubChem CID774

How to calculate the molar mass of histamine

5 × 12.011 + 9 × 1.008 + 3 × 14.007 = 111.148 g/mol

  1. Count the atoms in C5H9N3: C 5, H 9, N 3.
  2. Multiply each atom count by the atomic weight of the element.
  3. Add the results to get 111.148 g/mol.

Elemental composition of histamine

ElementAtomsAtomic weightMass (g/mol)Mass %
C Carbon512.01160.05554.032%
H Hydrogen91.0089.0728.1621%
N Nitrogen314.00742.02137.806%

Grams and moles of histamine

AmountEquals
1 g0.008997 mol
10 g0.08997 mol
100 g0.8997 mol
0.1 mol11.115 g
1 mol111.15 g
1 g, in particles5.4181 × 10^21