Description

Dl-Tyrosine Ethyl Ester Hydrochloride is a protected derivative of the amino acid tyrosine, serving as a critical chiral building block and intermediate in organic synthesis. Its primary value lies in providing a versatile, esterified tyrosine backbone that is soluble in organic solvents and reactive for peptide coupling and other derivatization reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors, particularly for developing novel peptides, bioactive compounds, and advanced materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon in the research and development of peptide-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a substrate or precursor in enzymatic studies and metabolic pathway investigations.
• Peptide Synthesis: Serves as a protected tyrosine residue in solid-phase and solution-phase peptide synthesis for creating custom sequences.
• Fine Chemical Production: Intermediate for synthesizing specialty chemicals, dyes, and advanced organic compounds.
• Academic & Industrial R&D: A standard reagent in laboratories for method development and exploring new synthetic routes.

Basic Information

Product Name	Dl-Tyrosine Ethyl Ester Hydrochloride
CAS No.	5619-08-9
Molecular Formula	C11H16ClNO3
Molecular Weight	245.70 g/mol
Synonyms	DL-Tyrosine ethyl ester HCl; Ethyl DL-tyrosinate hydrochloride; (±)-Tyrosine ethyl ester hydrochloride; 2-Amino-3-(4-hydroxyphenyl)propanoic acid ethyl ester hydrochloride; H-Tyr-OEt·HCl; Tyrosine ethyl ester HCl, DL-; Ethyl 2-amino-3-(4-hydroxyphenyl)propanoate hydrochloride
EINECS	Contact for details

Quality Control

Our Dl-Tyrosine Ethyl Ester Hydrochloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for research and synthesis. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed and under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Optical Rotation	Contact for details
Loss on Drying	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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