Description

D-α-Methylbenzyl Isothiocyanate is a chiral, high-purity organic compound belonging to the isothiocyanate class, characterized by its reactive -N=C=S functional group. This compound is a critical chiral building block and reagent in asymmetric synthesis, enabling the production of enantiomerically pure pharmaceuticals and advanced agrochemicals. It is essential for research and manufacturing chemists in the pharmaceutical, agrochemical, and fine chemical industries who require high-quality, optically active intermediates for developing new active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of enantiomerically pure drugs, particularly in oncology and central nervous system (CNS) therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced, optically active pesticides and herbicides with improved efficacy and environmental profiles.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands and organocatalysts used in asymmetric catalysis.
• Fine Chemical Research: Employed in academic and industrial R&D for exploring new synthetic methodologies and creating novel chiral compounds.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing specific chiral aroma chemicals.
• Material Science: Investigated for incorporation into specialty polymers and advanced materials requiring chiral centers.

Basic Information

Product Name	D-α-Methylbenzyl Isothiocyanate
CAS No.	24277-44-9
Molecular Formula	C9H9NS
Molecular Weight	163.24 g/mol
Synonyms	(R)-(-)-1-Phenylethyl isothiocyanate; (R)-1-Phenylethyl isothiocyanate; D-1-Phenylethyl isothiocyanate; (R)-α-Methylbenzyl isothiocyanate; (R)-(-)-α-Methylbenzyl isothiocyanate; (R)-1-Phenylethyl mustard oil; (R)-(-)-1-Phenylethyl isothiocyanato; (R)-PEITC
EINECS	Contact for details

Quality Control

Our D-α-Methylbenzyl Isothiocyanate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for advanced synthetic applications. We provide full traceability and detailed Certificates of Analysis (COA) for every shipment, confirming identity, purity, and enantiomeric excess.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are securely sealed when not in use and stored upright. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Refractive Index (n20D)	1.550 - 1.560
Specific Rotation ([α]20D)	-80° to -90° (c=1 in CHCl3)

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