Description

Benzaldehyde, 4-[(1R)-1-Hydroxyethyl]- (9Ci) is a chiral aromatic aldehyde derivative, a high-value intermediate in fine chemical synthesis. Its defined stereochemistry and functional groups make it a critical building block for creating optically active compounds with specific biological or material properties. This product is essential for research and production in the pharmaceutical, agrochemical, and specialty fragrance industries, where precise molecular architecture dictates performance.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of enantiomerically pure drugs.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where stereoselectivity enhances efficacy and reduces environmental impact.
• Flavor & Fragrance Ingredient: Serves as a precursor for sophisticated aroma chemicals, contributing complex, nuanced olfactory profiles.
• Liquid Crystal & OLED Materials: Acts as a building block for organic electronic materials requiring specific molecular alignment and optical properties.
• Asymmetric Catalyst Ligand Synthesis: Employed in the preparation of chiral ligands for catalytic processes in organic chemistry.
• Academic & Industrial R&D: A valuable reagent for methodological development in synthetic organic chemistry and material science research.

Basic Information

Product Name	Benzaldehyde, 4-[(1R)-1-Hydroxyethyl]- (9Ci)
CAS No.	132654-10-5
Molecular Formula	C9H10O2
Molecular Weight	150.17 g/mol
Synonyms	(R)-1-(4-Formylphenyl)ethanol; (R)-4-(1-Hydroxyethyl)benzaldehyde; (1R)-1-[4-(Oxomethyl)phenyl]ethan-1-ol; p-[(1R)-1-Hydroxyethyl]benzaldehyde; (R)-HPEB; (R)-α-Methyl-4-formylbenzyl alcohol; (R)-1-(4-Aldehydophenyl)ethanol
EINECS	Contact for details

Quality Control

Our production of Benzaldehyde, 4-[(1R)-1-Hydroxyethyl]- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high enantiomeric purity. We employ advanced analytical techniques, including chiral HPLC and NMR, for precise characterization. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral excess, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). This compound is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (R)
Melting Point	Contact for details
Loss on Drying	≤ 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.