Description

Arg-Pro-Lys-Pro-Gln-Gln-Phe-Phe-Pro-Leu-Met-Nh2 is a synthetic undecapeptide amide, a sequence derived from milk casein. This compound is of significant interest in biochemical and pharmaceutical research due to its role as a precursor for bioactive peptides, including casomorphins and other casein-derived fragments. It serves as a critical intermediate and reference standard for researchers and manufacturers in the life sciences sector. The product is supplied with the CAS registry number 104486-69-3.

Application

• Biochemical Research: Used as a high-purity reference standard and intermediate in peptide synthesis and metabolic pathway studies.
• Pharmaceutical Development: Acts as a key precursor for the development of bioactive peptides, including potential opioid (casomorphin) analogs.
• Nutraceutical Research: Investigated for its role as a source of bioactive peptides released during the digestion of casein proteins.
• Enzyme Substrate: Employed in enzymatic studies to understand protease activity and protein digestion kinetics.
• Cell Culture & Signaling Studies: Utilized in in vitro assays to study cellular responses to specific peptide sequences.
• Quality Control: Serves as an analytical standard for the identification and quantification of casein-derived peptides in various matrices.

Basic Information

Product Name	Arg-Pro-Lys-Pro-Gln-Gln-Phe-Phe-Pro-Leu-Met-Nh2
CAS No.	104486-69-3
Molecular Formula	C68H104N20O15S
Molecular Weight	1481.75 g/mol
Synonyms	β-Casein (f60-70) amide; Casein-derived undecapeptide amide; RPKPQPQFFPLM-NH2; Arg-Pro-Lys-Pro-Gln-Gln-Phe-Phe-Pro-Leu-Methionine amide; β-Casomorphin precursor peptide; H-Arg-Pro-Lys-Pro-Gln-Gln-Phe-Phe-Pro-Leu-Met-NH2; Undecapeptide amide (β-CN f60-70)
EINECS	Contact for details

Quality Control

Our Arg-Pro-Lys-Pro-Gln-Gln-Phe-Phe-Pro-Leu-Met-Nh2 is manufactured under strict quality systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and MS for identity confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing purity, related substances, and other critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry environment. This product is hygroscopic (moisture-sensitive). Allow the vial to reach room temperature in a desiccator before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 2.0%
Total Impurities (HPLC)	≤ 5.0%
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.