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Histamine Dihydrochloride

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Histamine Dihydrochloride molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 9 grades and pack sizes of Histamine Dihydrochloride (CAS 56-92-8). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS56-92-8
Molecular formulaC5H11Cl2N3
Molecular weight184.06 g/mol
IUPAC name2-(1H-imidazol-5-yl)ethanamine;dihydrochloride
SynonymsCeplene · peremin · 1H-Imidazole-4-ethanamine, dihydrochloride · histaminum hydrochloricum · 3POA0Q644U · 1H-Imidazole-5-ethanamine, hydrochloride (1:2)
Safety & Hazards (GHS) Danger
Irritant Irritant Health hazard Health hazard
  • H315 Causes skin irritation
  • H317 May cause an allergic skin reaction
  • H319 Causes serious eye irritation
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma HISTAMINE DIHYDROCHLORIDE H0600000
H7250-10G
H7250-10MG
H7250-25G
H7250-5G		 Request Quote
Sigma HISTAMINE DIHYDROCHLORIDE >= 99.0% 53300-1G
53300-25G
53300-5G		 Request Quote
Sigma HISTAMINE DIHYDROCHLORIDE, UNITED STATES 1309009-250MG Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.