Description

H-Tyr-Obzl is a protected tyrosine derivative, specifically the O-benzyl ether of L-tyrosine. This compound serves as a crucial building block (synthon) in advanced organic synthesis, particularly for the construction of complex peptides and pharmaceutical intermediates where the phenolic hydroxyl group requires selective protection. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors who require high-purity, reliable starting materials for drug discovery and development processes.

Application

• Peptide Synthesis: A key protected amino acid precursor for solid-phase and solution-phase peptide synthesis (SPPS).
• Pharmaceutical Intermediates: Used in the research and production of active pharmaceutical ingredients (APIs) and bioactive compounds.
• Bioconjugation: Serves as a modified tyrosine residue for creating labeled peptides or protein conjugates.
• Chemical Biology Research: Employed in the study of enzyme mechanisms and protein-protein interactions.
• Fine Chemical Manufacturing: A versatile intermediate for synthesizing specialty chemicals and complex organic molecules.

Basic Information

Item	Details
Product Name	H-Tyr-Obzl
CAS No.	52799-86-7
Molecular Formula	C16H17NO3
Molecular Weight	271.31 g/mol
Synonyms	L-Tyrosine O-benzyl ether; O-Benzyl-L-tyrosine; H-Tyr(Bzl)-OH; (S)-2-Amino-3-(4-(benzyloxy)phenyl)propanoic acid; Tyrosine benzyl ester derivative; Boc-Tyr(Bzl)-OH precursor; Fmoc-Tyr(Bzl)-OH precursor; N-[(Benzyloxy)phenyl]alanine
EINECS	Contact for details

Quality Control

Our H-Tyr-Obzl is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral analysis to ensure enantiomeric integrity, meeting the stringent requirements for research and cGMP manufacturing. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and specification compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Optical Rotation	[α]²⁰D: Specific range provided on COA
Loss on Drying	≤1.0%
Heavy Metals	≤20 ppm
Residue on Ignition	≤0.5%
Single Impurity (HPLC)	≤1.0%

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