Description

L-Aspartic Acid Hydrochloride is the hydrochloride salt form of the essential amino acid L-Aspartic Acid, offering enhanced solubility and stability for specialized applications. This high-purity derivative is critical for processes requiring precise control over pH and ionic strength in sensitive biochemical environments. It serves as a key chiral building block and intermediate for the pharmaceutical, biotechnology, and fine chemical synthesis industries, where consistent quality and reliable supply are paramount.

Application

• Pharmaceutical Synthesis: As a chiral intermediate in the production of active pharmaceutical ingredients (APIs), peptides, and aspartame analogs.
• Biochemical Research: Used in cell culture media, enzyme studies, and as a substrate or precursor in metabolic pathway research.
• Peptide Chemistry: A protected form of aspartic acid for solid-phase and solution-phase peptide synthesis, preventing side reactions.
• Food & Nutrition: Investigational use in the development of flavor enhancers, nutritional supplements, and specialty food additives.
• Cosmetic Ingredients: Potential intermediate for synthesizing conditioning agents or moisturizing factors in advanced skincare formulations.
• Chemical Synthesis: Serves as a starting material for the synthesis of various organic compounds, including heterocycles and complex molecules.

Basic Information

Product Name	L-Aspartic Acid Hydrochloride
CAS No.	17585-59-0
Molecular Formula	C4H8ClNO4
Molecular Weight	169.56 g/mol
Synonyms	(S)-2-Aminobutanedioic acid hydrochloride; L-Aspartic acid HCl; H-Asp-OH·HCl; (S)-Aminobutanedioic acid hydrochloride; Aspartic acid hydrochloride (L-form); L-2-Aminosuccinic acid hydrochloride; L-Aspartic acid monohydrochloride
EINECS	Contact for details

Quality Control

Our L-Aspartic Acid Hydrochloride is manufactured under a quality management system and undergoes rigorous analytical testing to ensure it meets the high standards required for research and industrial use. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, identity, and impurity profiles. Specifications can be aligned with customer requirements for pharmaceutical (non-GMP), research, and technical grades.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent absorption of moisture and caking.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥98.0%
Specific Rotation [α]20/D	+24.0° to +26.0° (c=1 in H2O)
Loss on Drying	≤0.5%
Residue on Ignition (Sulfated Ash)	≤0.1%
Heavy Metals (as Pb)	≤10 ppm
Chloride Content	Conforms

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