Description

3-Ethyl-5-Phenyl-3,5-Heptanediol is a high-purity, symmetrical diol compound characterized by its unique branched alkyl and phenyl substituents. This structure makes it a valuable intermediate for synthesizing specialized polymers, pharmaceuticals, and fine chemicals where specific steric and electronic properties are required. It is primarily sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for applications demanding precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block or protecting group in the synthesis of active pharmaceutical ingredients (APIs).
• Polymer Modifier: Used to introduce rigidity and specific functional groups into polyesters, polyurethanes, and epoxy resins, enhancing material properties.
• Ligand Synthesis: Acts as a precursor for chiral ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Agrochemical Synthesis: Employed in the production of specialized herbicides and fungicides where its bulky structure can influence biological activity.
• Fine Chemical Production: Utilized in the manufacture of fragrances, dyes, and other high-value specialty chemicals.
• Research & Development: A valuable compound for academic and industrial research in organic synthesis and material science.

Basic Information

Product Name	3-Ethyl-5-Phenyl-3,5-Heptanediol
CAS No.	21133-82-4
Molecular Formula	C₁₅H₂₄O₂
Molecular Weight	236.35 g/mol
Synonyms	3,5-Heptanediol, 3-ethyl-5-phenyl-; 3-Ethyl-5-phenylheptane-3,5-diol; 3,5-Dihydroxy-3-ethyl-5-phenylheptane; NSC 163045; 3-Ethyl-5-phenyl-3,5-dihydroxyheptane; 3,5-Heptanediol, 3-ethyl-5-phenyl- (8CI); 3-Ethyl-5-phenyl-heptane-3,5-diol
EINECS	Contact for details

Quality Control

Our 3-Ethyl-5-Phenyl-3,5-Heptanediol is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment supports applications requiring high-purity intermediates for regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect purity and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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