Description

1,2-Cyclopentanediol, 1-Methyl-, trans- is a high-purity, stereochemically defined diol derivative of cyclopentane. This compound serves as a valuable chiral building block and intermediate in advanced organic synthesis, offering precise structural control for complex molecule construction. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of prostaglandin analogs, nucleoside derivatives, and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators requiring specific stereochemistry.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands used in asymmetric catalysis, such as in hydrogenation or oxidation reactions.
• Polymer Science: Acts as a monomer or chain extender for producing specialty polyesters and polyurethanes with tailored properties.
• Flavor and Fragrance Industry: Potential intermediate for the synthesis of musk analogs and other complex aroma chemicals.
• Academic & Process Research: Employed in methodological studies and scale-up process development for fine chemicals.

Basic Information

Product Name	1,2-Cyclopentanediol, 1-Methyl-, trans-
CAS No.	20557-45-3
Molecular Formula	C6H12O2
Molecular Weight	116.16 g/mol
Synonyms	trans-1-Methyl-1,2-cyclopentanediol; (1R,2S)-1-Methylcyclopentane-1,2-diol; (1S,2R)-1-Methylcyclopentane-1,2-diol; 1-Methyl-1,2-cyclopentanediol; 1-Methylcyclopentane-1,2-diol; NSC 163080; 1,2-Cyclopentanediol, 1-methyl-, (1R,2S)-rel-
EINECS	Contact for details

Quality Control

Our 1,2-Cyclopentanediol, 1-Methyl-, trans- is produced under a strict quality management system. Each batch is characterized and tested to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with data from advanced analytical techniques, including HPLC, GC, and NMR. Specifications can be tailored to meet the rigorous standards of cGMP and ISO guidelines for pharmaceutical and fine chemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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