Description

H-Tyr-Tyr-Oh CAS NO 1050-28-8 is a high-purity dipeptide derivative consisting of two tyrosine residues, widely recognized for its role as a key intermediate in advanced biochemical synthesis. This compound is essential for research and development in pharmaceutical and life science applications, offering a reliable building block for complex peptide structures. It is primarily utilized by manufacturers and research institutions focused on developing novel therapeutics, diagnostic agents, and biochemical tools.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of more complex peptide-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a standard or substrate in enzymatic studies, receptor-ligand binding assays, and metabolic pathway investigations.
• Peptide Synthesis: Serves as a key starting material or fragment in solid-phase and solution-phase peptide synthesis for research and development.
• Cosmetic & Dermatology: Investigated for potential use in cosmetic formulations targeting skin conditioning and anti-aging properties.
• Nutraceutical Development: Explored as a component in the design of specialized nutritional supplements and functional food ingredients.
• Diagnostic Reagent Production: Employed in the development of diagnostic kits and biomarkers for clinical testing.

Basic Information

Product Name	H-Tyr-Tyr-Oh
CAS No.	1050-28-8
Molecular Formula	C18H20N2O5
Molecular Weight	344.36 g/mol
Synonyms	L-Tyrosyl-L-tyrosine; H-Tyr-Tyr-OH; Tyr-Tyr; Tyrosyltyrosine; Dipeptide YY; (2S)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-(4-hydroxyphenyl)propanoic acid; O-(4-Hydroxybenzyl)-L-tyrosine; L-Tyrosine, L-tyrosyl-
EINECS	213-881-4

Quality Control

Our H-Tyr-Tyr-Oh is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and residual solvent screening. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	-10.0° to -14.0° (c=1 in 1N HCl)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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