Description

L-Isoleucine Allyl Ester p-Toluenesulfonate Salt is a high-purity, protected amino acid derivative essential for advanced organic synthesis. This compound serves as a critical chiral building block, enabling the precise construction of complex peptides and other bioactive molecules. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel therapeutics, fine chemicals, and specialized biochemical probes.

Application

• Peptide Synthesis: A key intermediate for the solid-phase and solution-phase synthesis of custom peptides and peptidomimetics.
• Pharmaceutical Research: Used in the research and development of new active pharmaceutical ingredients (APIs) and prodrugs.
• Bioconjugation: Facilitates the site-specific modification of proteins and other biomolecules via the reactive allyl ester group.
• Chemical Biology: Employed in the synthesis of labeled amino acids and molecular probes for biochemical studies.
• Fine Chemical Production: Acts as a chiral synthon in the multi-step synthesis of complex organic compounds.

Basic Information

Product Name	L-Isoleucine Allyl Ester p-Toluenesulfonate Salt
CAS No.	88224-05-9
Molecular Formula	C19H29NO5S
Molecular Weight	383.50 g/mol
Synonyms	L-Isoleucine allyl ester tosylate salt; (2S,3S)-2-Amino-3-methylpentanoic acid allyl ester 4-methylbenzenesulfonate; Allyl L-isoleucinate p-toluenesulfonate; Isoleucine allyl ester tosylate; L-Ile-OAll·TosOH; Tos-Ile-OAll; (S)-2-Amino-3-methylpentanoic acid allyl ester 4-methylbenzenesulfonic acid salt
EINECS	Contact for details

Quality Control

Our L-Isoleucine Allyl Ester p-Toluenesulfonate Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral integrity, to ensure it meets the high standards required for research and pharmaceutical applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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