Description

Polymikin E2, 7-L-Treonin is a specialized derivative of the amino acid L-threonine, identified by CAS No. 71029-35-1. This compound is valued for its role as a key intermediate in advanced pharmaceutical synthesis and biochemical research, where precise molecular structure is critical. It is primarily needed by manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for developing novel therapeutic agents and high-purity research chemicals.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of complex antibiotic analogs and other active pharmaceutical ingredients (APIs).
• Biochemical Research: Used in proteomics and metabolic pathway studies as a modified amino acid probe.
• Peptide Synthesis: Serves as a specialized reagent for introducing structural modifications in custom peptide sequences.
• Reference Standard: Employed as a high-purity analytical standard in quality control laboratories for method development and validation.
• Fine Chemical Production: An intermediate in the manufacture of advanced chiral compounds and catalysts.

Basic Information

Product Name	Polymikin E2, 7-L-Treonin
CAS No.	71029-35-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	7-L-Threonine Polymyxin E2; Colistin E2, 7-L-Threonine derivative; Polymyxin E2 (7-L-Threonine); [7-L-Threonine]-Polymyxin E2; Antibiotic peptide derivative; Cyclic peptide antibiotic intermediate; Polymikin E2 (Thr)
EINECS	Contact for details

Quality Control

Our Polymikin E2, 7-L-Treonin is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets exacting standards for research and production use. Certificates of Analysis (COA) documenting purity, related substances, and other critical parameters 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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