Description

1,2-Benzenedimethanol,-α-,-α--Diethyl-,(-α-R,-α-S)-Rel-(9Ci) is a chiral diol derivative of phthalic acid, serving as a versatile and valuable building block in advanced organic synthesis. Its significance lies in its rigid, substituted benzene backbone and stereogenic centers, which are critical for imparting specific three-dimensional structure and properties to target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries who require high-purity chiral intermediates for applications such as asymmetric catalysis and ligand development.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of active pharmaceutical ingredients (APIs), particularly for constructing complex molecular architectures.
• Asymmetric Ligand Synthesis: Used to prepare sophisticated chiral ligands for transition metal catalysis, enabling enantioselective transformations.
• Fine Chemical Production: Employed in the synthesis of specialty chemicals, including advanced materials, flavors, and fragrances where stereochemistry is crucial.
• Polymer Modifier: Can act as a monomer or chain modifier to introduce rigidity and specific functional groups into polymer backbones for specialty resins.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry and for exploring new synthetic pathways.

Basic Information

Product Name	1,2-Benzenedimethanol,-α-,-α--Diethyl-,(-α-R,-α-S)-Rel-(9Ci)
CAS No.	85157-57-9
Molecular Formula	C14H22O2
Molecular Weight	222.32 g/mol
Synonyms	1,2-Bis(1-hydroxy-1-ethylmethyl)benzene; 1,2-Bis(1-hydroxy-1-ethylmethyl)benzene (rel-(R,S)-form); α,α'-Diethyl-1,2-benzenedimethanol; rel-(αR,αS)-α,α'-Diethyl-1,2-benzenedimethanol; 1,2-Benzenedimethanol, α,α'-diethyl-, (αR,αS)-rel-; 85157-57-9; Benzene-1,2-dimethanol, α,α'-diethyl-, (rel-R,S)-
EINECS	Contact for details

Quality Control

Our 1,2-Benzenedimethanol,-α-,-α--Diethyl-,(-α-R,-α-S)-Rel-(9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral composition is provided with every shipment.

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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to exclude moisture and prevent quality degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% (rel-(R,S) diastereomer)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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