Description

H-Tyr-Phe-Lys-Ala-NH2 is a synthetic tetrapeptide amide, a high-purity biochemical building block with the CAS registry number 785039-30-7. This compound is valued for its defined sequence and structural integrity, making it a critical intermediate in advanced research and development. It is primarily utilized by pharmaceutical R&D teams, biotechnology companies, and academic institutions focused on peptide-based drug discovery, biochemical studies, and diagnostic reagent development.

Application

• Pharmaceutical Research & Development: Serves as a key intermediate or reference standard in the synthesis and study of novel therapeutic peptides.
• Biochemical Assay Development: Used as a substrate, inhibitor, or calibrant in enzymatic and receptor-binding assays to study biological pathways.
• Peptide Library Construction: An essential building block for creating combinatorial peptide libraries used in high-throughput screening for drug leads.
• Academic Research: Employed in university and institutional labs for fundamental studies in peptide chemistry, structure-activity relationships (SAR), and molecular biology.
• Diagnostic Reagent Manufacturing: Incorporated into the development of specialized diagnostic kits and biosensors that require specific peptide sequences.

Basic Information

Product Name	H-Tyr-Phe-Lys-Ala-NH2
CAS No.	785039-30-7
Molecular Formula	C29H41N7O6
Molecular Weight	583.68 g/mol
Synonyms	Tyr-Phe-Lys-Ala-NH2; H-Tyr-Phe-Lys-Ala-amide; L-Tyrosyl-L-phenylalanyl-L-lysyl-L-alaninamide; Tetrapeptide Amide TFA; YFKA-NH2; 785039-30-7; TFA salt of H-Tyr-Phe-Lys-Ala-NH2
EINECS	Contact for details

Quality Control

Every batch of H-Tyr-Phe-Lys-Ala-NH2 is manufactured under controlled conditions and subjected to rigorous analytical testing to ensure identity, purity, and consistency. Our quality system is designed to meet the stringent requirements of research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity by HPLC, amino acid analysis, and other relevant tests is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below for long-term stability. This product is hygroscopic (moisture-sensitive). Allow the vial to equilibrate to room temperature in a desiccator before opening to minimize moisture uptake. For short-term use, store desiccated at 2-8°C.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 2.0%
Amino Acid Analysis	Conforms to theoretical composition
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0%

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