Description

Rac-trans-1,2-Dimethanesulphonyloxycyclopentane is a specialized cyclopentane derivative functionalized with mesylate (methanesulfonate) groups. This compound serves as a versatile high-purity chemical intermediate and building block in advanced organic synthesis. It is primarily utilized by R&D and production chemists in the pharmaceutical and fine chemical industries for the development of novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those with cyclopentane-based scaffolds.
• Organic Synthesis Reagent: Used as an alkylating agent or a protected/activated diol equivalent in multi-step synthetic routes.
• Agrochemical Research: Intermediate in the development of new pesticides and herbicides with specific stereochemical requirements.
• Academic & Industrial R&D: Serves as a critical starting material or intermediate in methodological chemistry research and process development.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances requiring high-purity intermediates.

Basic Information

Product Name	Rac-trans-1,2-Dimethanesulphonyloxycyclopentane
CAS No.	380357-29-9
Molecular Formula	C8H14O6S2
Molecular Weight	270.32 g/mol
Synonyms	rac-trans-1,2-Bis(methanesulfonyloxy)cyclopentane; trans-1,2-Cyclopentanediol Dimethanesulfonate; 1,2-Cyclopentanediol, 1,2-dimethanesulfonate, trans-; Cyclopentane-1,2-diyl bis(methanesulfonate) (racemic trans); trans-Cyclopentane-1,2-diyl dimethanesulfonate
EINECS	Contact for details

Quality Control

Our Rac-trans-1,2-Dimethanesulphonyloxycyclopentane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications and test results are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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