Description

Sarcotoxin Iib CAS NO 105430-43-1 is a synthetic antimicrobial peptide (AMP) analog derived from natural insect defense proteins. This compound is valued for its potent and broad-spectrum activity against bacteria, fungi, and certain enveloped viruses, offering a promising alternative to conventional antibiotics. It is primarily utilized by researchers in pharmaceutical development, biotechnology, and agrochemical sectors for creating novel therapeutic agents and biocontrol solutions.

Application

• Antimicrobial Agent Research: Serves as a lead compound in the development of new antibiotic and antifungal drugs to combat resistant pathogens.
• Biomaterial Coating: Used to create antimicrobial surfaces for medical devices, implants, and wound dressings to prevent biofilm formation.
• Agricultural Biocontrol: Investigated as a natural, peptide-based pesticide or preservative to protect crops from bacterial and fungal diseases.
• Cosmetic Preservation: Explored as a natural preservative ingredient in personal care formulations to inhibit microbial growth.
• Veterinary Medicine: Studied for use in topical treatments or feed additives to prevent infections in livestock.
• Basic Biochemical Research: Employed in studies of host-defense peptide mechanisms, membrane interactions, and structure-activity relationships (SAR).

Basic Information

Product Name	Sarcotoxin Iib
CAS No.	105430-43-1
Molecular Formula	C144H238N44O39S
Molecular Weight	~ 3299.8 g/mol
Synonyms	Sarcotoxin-IIB; Sarcotoxin II B; Cecropin B-1; Antibacterial peptide sarcotoxin IIB; Synthetic Sarcotoxin Iib; Antimicrobial peptide SA-Iib; SA Iib; Sarcotoxin Iib (1-39), amide
EINECS	Contact for details

Quality Control

Our Sarcotoxin Iib is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and mass spectrometry (MS) for identity confirmation, to ensure it meets high research-grade standards. A detailed Certificate of Analysis (COA) providing purity, peptide content, and endotoxin levels is supplied with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (MS)	Consistent with theoretical molecular weight
Purity (HPLC)	≥ 95%
Peptide Content	≥ 80% (by weight)
Water Content (KF)	≤ 5.0%
Acetate Content (HPLC)	≤ 10%
Endotoxin Level	< 10 EU/mg

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