Description

H-Pro-Tyr-Oh CAS NO 19786-36-8 is a high-purity dipeptide derivative, specifically L-Prolyl-L-Tyrosine. This compound serves as a critical building block and intermediate in advanced pharmaceutical research and peptide synthesis. It is essential for researchers and manufacturers developing novel therapeutic peptides, diagnostic agents, and biochemical tools. Target industries include pharmaceutical R&D, biotechnology, and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex peptide-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a standard or substrate in enzymatic studies, metabolic pathway analysis, and proteomics research.
• Peptide Synthesis: Serves as a protected dipeptide building block in solid-phase and solution-phase peptide synthesis (SPPS).
• Cosmetic Peptides: Potential ingredient in the development of high-end cosmetic formulations for skin conditioning and anti-aging applications.
• Nutraceuticals: Investigated for use in specialized nutritional supplements and functional food ingredients.

Basic Information

Product Name	H-Pro-Tyr-Oh CAS NO 19786-36-8
CAS No.	19786-36-8
Molecular Formula	C₁₄H₁₈N₂O₄
Molecular Weight	278.30 g/mol
Synonyms	L-Prolyl-L-tyrosine; Pro-Tyr; H-Pro-Tyr-OH; Pro-Tyr dipeptide; L-Tyrosyl-L-proline; (S)-2-((S)-2-Amino-3-(4-hydroxyphenyl)propanamido)pyrrolidine-1-carboxylic acid; Boc-Pro-Tyr-OH (protected form); Z-Pro-Tyr-OH (protected form)
EINECS	Contact for details

Quality Control

Our H-Pro-Tyr-Oh is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with detailed chromatographic and spectroscopic data. Quality standards align with cGMP principles for pharmaceutical intermediates, ensuring reliability for critical research and development applications.

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 product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation from atmospheric moisture. For long-term storage, consider desiccants or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Optical Rotation	-50° to -60° (c=1 in H₂O)
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.