Description

o-Benzyl-Dl-Alanine Toluene-p-Sulphonate is a protected amino acid derivative, specifically the toluene-p-sulfonate salt of o-benzyl-DL-alanine. This compound is a crucial chiral building block and protecting group reagent in advanced organic synthesis, particularly for peptide chemistry. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel therapeutic agents, fine chemicals, and complex molecular architectures.

Application

• Peptide Synthesis: Serves as a key intermediate for introducing alanine residues with orthogonal protection strategies.
• Pharmaceutical Research: Used as a building block in the research and development of active pharmaceutical ingredients (APIs) and prodrugs.
• Chiral Auxiliary: Functions as a precursor for chiral auxiliaries or ligands used in asymmetric synthesis.
• Chemical Biology: Employed in the synthesis of modified peptides and peptidomimetics for biochemical studies.
• Fine Chemical Production: Acts as a specialized intermediate in the multi-step synthesis of complex organic molecules.
• Academic Research: Utilized in university and institutional labs for methodological development in synthetic organic chemistry.

Basic Information

Product Name	o-Benzyl-Dl-Alanine Toluene-p-Sulphonate
CAS No.	35386-78-8
Molecular Formula	C17H21NO5S
Molecular Weight	351.42 g/mol
Synonyms	DL-2-(Benzyloxycarbonylamino)propanoic acid 4-methylbenzenesulfonate salt; N-(Benzyloxycarbonyl)-DL-alanine p-toluenesulfonate salt; Z-DL-Ala-OH·TsOH; Cbz-DL-Alanine p-Toluenesulfonate; N-Carbobenzoxy-DL-alanine p-toluenesulfonate; o-Benzyl-DL-alanine tosylate; Benzyloxycarbonyl-DL-alanine p-toluenesulfonic acid salt
EINECS	Contact for details

Quality Control

Our o-Benzyl-Dl-Alanine Toluene-p-Sulphonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets high-purity standards suitable for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles 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 area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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