Description

Ll-37 (37-1) is a synthetic antimicrobial peptide (AMP) analog, a key compound in advanced biomedical research and development. Its significance lies in its role as a research-grade standard for studying innate immunity, wound healing, and novel anti-infective strategies. This product is essential for pharmaceutical R&D teams, academic institutions, and biotechnology companies focused on peptide therapeutics, dermatology, and immunomodulation. Ll-37 (37-1) CAS NO 2022972-70-7 represents a critical tool for advancing next-generation therapeutic applications.

Application

• Biomedical Research: Used as a reference standard in studies of antimicrobial peptides, host defense mechanisms, and innate immunity.
• Pharmaceutical Development: Serves as a key intermediate or active pharmaceutical ingredient (API) in the R&D of novel anti-infective and immunomodulatory drugs.
• Dermatology & Wound Healing: Investigated for its potential in promoting tissue repair and managing skin infections in preclinical models.
• Biotechnology: Employed in assay development, high-throughput screening, and as a calibration standard in analytical methods like HPLC and mass spectrometry.
• Academic Research: Fundamental tool for universities and research institutes studying peptide structure-activity relationships (SAR) and signal transduction pathways.

Basic Information

Product Name	Ll-37 (37-1)
CAS No.	2022972-70-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	LL-37 fragment (37-1); Cathelicidin LL-37 (37-1) fragment; Antimicrobial peptide LL-37 (37-1); hCAP-18 (37-1); Synthetic LL-37 derivative; Peptide LL37 (37-1); Innate defense regulator peptide fragment
EINECS	Contact for details

Quality Control

Our Ll-37 (37-1) is produced under stringent quality management systems to ensure batch-to-batch consistency and reliability for critical research applications. Each lot undergoes comprehensive analytical testing, including purity assessment by HPLC, identity confirmation by mass spectrometry, and related substance profiling. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We support compliance with relevant guidelines for research chemicals.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dedicated freezer. This product is hygroscopic (moisture-sensitive). Allow the sealed vial to equilibrate to room temperature before opening to minimize moisture uptake. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
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.