Description

Diaminobutyryl-Cyclo(Diaminobutyryl-Diaminobutyryl-Phenylalanyl-Leucyl-Diaminobutyryl-Diaminobutyryl-Threonyl) is a complex, high-purity synthetic peptide with the CAS registry number 142563-39-1. This compound is valued for its specific structural configuration and biological activity, making it a critical intermediate in advanced research and development. It is primarily utilized by pharmaceutical R&D teams, biotechnology companies, and academic research institutions focused on peptide-based therapeutics, biochemical studies, and novel drug discovery.

Application

• Pharmaceutical Research & Development: As a key intermediate or reference standard in the synthesis and study of novel peptide-based drugs and therapeutic agents.
• Biochemical Research: For investigating protein-protein interactions, enzyme mechanisms, and cellular signaling pathways due to its specific sequence and cyclic structure.
• Peptide Library Construction: Serving as a specialized building block in combinatorial chemistry for creating diverse peptide libraries for screening.
• Academic Studies: Used in university and institutional labs for fundamental research in medicinal chemistry, biochemistry, and molecular biology.
• Bioconjugation & Probe Development: Potential use in the development of labeled probes, diagnostic tools, or targeted drug delivery systems.
• High-Purity Reference Material: As a certified reference standard for analytical method development, validation, and quality control in peptide manufacturing.

Basic Information

Product Name	Diaminobutyryl-Cyclo(Diaminobutyryl-Diaminobutyryl-Phenylalanyl-Leucyl-Diaminobutyryl-Diaminobutyryl-Threonyl)
CAS No.	142563-39-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Cyclo(Dab-Dab-Phe-Leu-Dab-Dab-Thr) with N-terminal Dab; c(Dab-Dab-Phe-Leu-Dab-Dab-Thr)-Dab; Cyclic Octapeptide Derivative; Dab-c(Dab-Dab-Phe-Leu-Dab-Dab-Thr); 142563-39-1; L-Threonine, L-α,γ-diaminobutyryl-L-α,γ-diaminobutyryl-L-phenylalanyl-L-leucyl-L-α,γ-diaminobutyryl-L-α,γ-diaminobutyryl-, cyclic peptide; Cyclic peptide containing diaminobutyric acid, phenylalanine, leucine, and threonine.
EINECS	Contact for details

Quality Control

Our Diaminobutyryl-Cyclo(Diaminobutyryl-Diaminobutyryl-Phenylalanyl-Leucyl-Diaminobutyryl-Diaminobutyryl-Threonyl) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) with detailed batch-specific results are available upon request.

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) and must be kept under anhydrous conditions. For long-term storage, consider desiccated or inert atmosphere conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Residual Solvents (GC)	Meets ICH guidelines

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