Description

(R)-(-)-2-Hydroxypropyl p-Toluenesulfonate CAS NO 103775-61-7 is a high-purity chiral building block and alkylating agent, essential for introducing the (R)-2-hydroxypropyl moiety into target molecules. Its value lies in enabling the stereoselective synthesis of complex pharmaceutical intermediates and fine chemicals, ensuring high enantiomeric purity in the final products. This compound is critically needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced material sectors for developing active ingredients and specialty polymers.

Application

• Stereoselective synthesis of chiral pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• As a key alkylating agent in the production of enantiomerically pure agrochemicals.
• Building block for advanced materials, such as chiral liquid crystals and polymers with specific optical properties.
• Intermediate in organic synthesis research for creating novel compounds with defined stereochemistry.
• Used in the preparation of prodrugs and targeted drug delivery systems.
• Catalyst and ligand synthesis for asymmetric catalysis.

Basic Information

Product Name	(R)-(-)-2-Hydroxypropyl p-Toluenesulfonate
CAS No.	103775-61-7
Molecular Formula	C10H14O4S
Molecular Weight	230.28 g/mol
Synonyms	(R)-(-)-2-Hydroxypropyl Tosylate; (R)-2-Hydroxypropyl 4-Methylbenzenesulfonate; (R)-1-(p-Toluenesulfonyloxy)-2-propanol; (R)-HPT; (R)-2-Hydroxypropyl Tosylate; (R)-(-)-1-Tosyloxy-2-propanol; (R)-Tosyloxy-2-propanol; (R)-2-OTs-Propanol
EINECS	Contact for details

Quality Control

Our (R)-(-)-2-Hydroxypropyl p-Toluenesulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure compliance with high-grade standards suitable for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and enantiomeric excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere if necessary.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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