Description

Leu-Pro Trifluoroacetate Salt CAS NO 67320-92-7 is a protected dipeptide derivative, specifically the trifluoroacetate salt of the leucine-proline dipeptide. This compound is a critical building block in solid-phase peptide synthesis (SPPS), where it serves as a key intermediate for constructing longer, more complex peptide chains. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors who require high-purity, reliable reagents for peptide drug discovery and development.

Application

• Solid-Phase Peptide Synthesis (SPPS): A fundamental protected amino acid building block for the sequential assembly of custom peptides.
• Pharmaceutical Research & Development: Used in the discovery and synthesis of novel therapeutic peptides targeting various diseases.
• Bioconjugation & Peptide Labeling: Serves as a precursor for creating peptide conjugates with dyes, tags, or other functional molecules.
• Biochemical Research: Employed in enzymatic studies, substrate synthesis, and investigating peptide-protein interactions.
• Production of Bioactive Peptides: A key intermediate in the manufacture of peptides with hormonal, antimicrobial, or neurological activity.
• Combinatorial Chemistry Libraries: Used to generate diverse peptide libraries for high-throughput screening in drug discovery.

Basic Information

Product Name	Leu-Pro Trifluoroacetate Salt
CAS No.	67320-92-7
Molecular Formula	C13H21F3N2O5
Molecular Weight	342.31 g/mol
Synonyms	L-Leucyl-L-proline trifluoroacetate; H-Leu-Pro-OH · TFA; Leu-Pro-OH · CF3COOH; N-(N-L-Leucyl)-L-proline trifluoroacetate; Leucine-Proline Dipeptide TFA Salt; L-Leu-L-Pro TFA; Fmoc-Leu-Pro-OH precursor; Protected Leu-Pro dipeptide salt
EINECS	Contact for details

Quality Control

Our Leu-Pro Trifluoroacetate Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, ensuring traceability and consistency for your research and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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