Description

L-Hydroxylysine Dihydrochloride is a high-purity, dihydrochloride salt derivative of the essential amino acid hydroxylysine. This compound is a critical building block in peptide synthesis and biochemical research, valued for its role in collagen structure and post-translational modification studies. It is primarily utilized by pharmaceutical R&D laboratories, academic research institutions, and manufacturers of specialty biochemicals and diagnostic reagents.

Application

• Pharmaceutical Research & Development: As a key intermediate in the synthesis of novel peptide-based therapeutics and for studying collagen-related metabolic pathways.
• Biochemical Standard & Reagent: Used as a certified reference material (CRM) in analytical methods like HPLC and mass spectrometry for amino acid analysis.
• Cell Culture & Media Formulation: A specialized component in defined cell culture media for studies requiring specific amino acid supplementation.
• Nutritional Science Research: Employed in metabolic studies to investigate lysine hydroxylation and its impact on connective tissue health.
• Diagnostic Kit Manufacturing: A raw material in the production of diagnostic assays and kits that measure collagen degradation markers.

Basic Information

Product Name	L-Hydroxylysine Dihydrochloride
CAS No.	172213-74-0
Molecular Formula	C6H16Cl2N2O3
Molecular Weight	235.11 g/mol
Synonyms	Hyl-2HCl; (2S,5R)-2,6-Diamino-5-hydroxyhexanoic acid dihydrochloride; L-5-Hydroxylysine dihydrochloride; Hydroxy-L-lysine dihydrochloride; (S)-2,6-Diamino-5-hydroxycaproic acid dihydrochloride; 5-Hydroxy-L-lysine dihydrochloride
EINECS	Contact for details

Quality Control

Our L-Hydroxylysine Dihydrochloride is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including chiral purity verification, to ensure it meets the stringent requirements for research and pharmaceutical applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Optical Rotation [α]20/D	+14.0° to +18.0° (c=1 in H2O)
Chiral Purity (HPLC)	≥99.0% (L-isomer)
Water Content (KF)	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.