L-Histidine hydrochloride

(2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrochloride

CAS: 645-35-2

Molecular Formula	`C6H10ClN3O2`
Molecular Weight	191.61 g/mol
Topological Polar Surface Area	92.0 A2
Hydrogen Bond Donors	4
Hydrogen Bond Acceptors	4
Rotatable Bonds	3
Exact Mass	191.04616
Heavy Atoms	12
Complexity	151.0

Chemical Identifiers

CAS Number	645-35-2
SMILES	`C1=C(NC=N1)CC(C(=O)O)N.Cl`
InChIKey	`QZNNVYOVQUKYSC-JEDNCBNOSA-N`

📖 Product Overview

L-Histidine hydrochloride (CAS: 645-35-2) is a chemical compound with molecular formula C6H10ClN3O2 and molecular weight 191.61 g/mol. Its IUPAC systematic name is (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrochloride. Topological Polar Surface Area 92.0 A2 Hydrogen Bond Donors 4 Hydrogen Bond Acceptors 4 Rotatable Bonds 3 Exact Mass 191.04616 Heavy Atoms 12 Complexity 151.0 InChI Key: QZNNVYOVQUKYSC-JEDNCBNOSA-N. SMILES: C1=C(NC=N1)CC(C(=O)O)N.Cl.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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What documentation do you provide with the product?

We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.

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