Description

Tyrosyl-Arginyl-Phenylalanyl-Glycine is a synthetic tetrapeptide composed of the amino acids tyrosine, arginine, phenylalanine, and glycine. This sequence is of significant interest in biochemical and pharmaceutical research for its potential role in modulating biological pathways. It serves as a critical building block for researchers and manufacturers in the life sciences sector. The compound is primarily utilized in peptide synthesis, drug discovery, and as a reference standard in analytical studies.

Application

• Pharmaceutical Research & Drug Discovery: Used as an intermediate in the synthesis of novel therapeutic peptides and peptidomimetics.
• Biochemical Research: Serves as a substrate or inhibitor in enzymatic studies and for investigating protein-protein interactions.
• Cosmeceutical Development: Investigated for potential bioactive properties in advanced skincare and anti-aging formulations.
• Reference Standard: Employed as a high-purity calibrant in analytical methods like HPLC and mass spectrometry for quality control.
• Nutraceutical Applications: Explored for inclusion in specialized dietary supplements targeting specific metabolic functions.
• Academic & Institutional Research: A key reagent for universities and research institutes studying peptide chemistry and biology.

Basic Information

Product Name	Tyrosyl-Arginyl-Phenylalanyl-Glycine
CAS No.	90549-83-0
Molecular Formula	C30H41N9O7
Molecular Weight	639.71 g/mol
Synonyms	Tyr-Arg-Phe-Gly; YRFG; Tryptarginylphenylalanylglycine; Tetrapeptide YRFG; L-Tyrosyl-L-arginyl-L-phenylalanylglycine; H-Tyr-Arg-Phe-Gly-OH; (2S)-2-[[(2S)-2-[[(2S)-2-Amino-5-(diaminomethylideneamino)pentanoyl]amino]-3-phenylpropanoyl]amino]-3-(4-hydroxyphenyl)propanoic acid
EINECS	Contact for details

Quality Control

Our Tyrosyl-Arginyl-Phenylalanyl-Glycine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation (IR, MS) to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 98.0%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Optical Rotation	Contact for details
Heavy Metals	< 10 ppm

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