Histamine

About This Item

Molecular Formula	C₅H₉N₃
CAS Number	51-45-6

FC-0785774

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Properties

Chemical Identifiers

IUPAC Name	2-(1H-imidazol-5-yl)ethanamine
SMILES	C1=C(NC=N1)CCN
InChI Key	NTYJJOPFIAHURM-UHFFFAOYSA-N
InChI	InChI=1S/C5H9N3/c6-2-1-5-3-7-4-8-5/h3-4H,1-2,6H2,(H,7,8)

Physical Properties

Boiling Point	209-210 °C @ 18 MM HG
Melting Point	139 °C (phosphate salt)
Flash Point	180.3±8.1 °C
Density	1.1±0.1 g/cm3

Safety Information

Hazard Class

Danger

Flash Point

180.3±8.1 °C

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.