Description

L-2,3-Diaminopropionic Acid Dihydrochloride is a high-purity, non-proteinogenic amino acid derivative of significant value in advanced organic synthesis and pharmaceutical research. Its unique structure, featuring two amino groups, makes it a versatile chiral building block and a key precursor for the development of complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors, particularly for synthesizing peptide mimetics, enzyme inhibitors, and specialized chelating agents.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), especially those targeting neurological and metabolic pathways.
• Peptide & Peptidomimetic Synthesis: Serves as a specialized amino acid residue for constructing constrained peptides and peptidomimetics with enhanced stability and biological activity.
• Ligand & Chelating Agent Precursor: Used to develop custom chelating ligands for metal catalysis, medical imaging contrast agents, and metal-organic frameworks (MOFs).
• Biochemical Research: Employed in enzymology studies as a substrate analog or inhibitor to investigate enzyme mechanisms and functions.
• Agrochemical Synthesis: Acts as a building block for creating advanced, targeted herbicides and plant growth regulators.
• Cosmetic & Personal Care Actives: A precursor for synthesizing novel amino acid-based compounds with skin-conditioning or anti-aging properties.

Basic Information

Product Name	L-2,3-Diaminopropionic Acid Dihydrochloride
CAS No.	19777-68-5
Molecular Formula	C3H9N2O2 • 2HCl
Molecular Weight	193.04 g/mol
Synonyms	(S)-2,3-Diaminopropanoic Acid Dihydrochloride; L-β-Diaminopropionic Acid Dihydrochloride; (S)-2,3-Diaminopropionic Acid Hydrochloride; L-DAPA Dihydrochloride; H-Dap-OH • 2HCl; (2S)-2,3-Diaminopropanoic Acid Dihydrochloride; 2,3-Diaminopropanoic Acid Dihydrochloride (L-); L-2,3-Diaminopropanoate Dihydrochloride
EINECS	Contact for details

Quality Control

Our L-2,3-Diaminopropionic Acid Dihydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure it meets the high standards required for research and cGMP manufacturing. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and conformance to agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Chiral Purity (HPLC)	≥99.0% (L-Isomer)
Water Content (KF)	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm

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