Description

3,5-Heptanediol, 1,7-Bis(4-Hydroxyphenyl)-, (3R,5S)-Rel- is a high-purity, stereochemically defined diol derivative with significant aromatic character. This compound matters as a versatile chiral building block and intermediate for advanced organic synthesis, offering precise molecular geometry for creating complex, high-value chemical architectures. It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and advanced materials sectors for applications such as asymmetric synthesis, ligand development, and polymer modification.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for creating molecules with specific stereochemical requirements.
• Asymmetric Catalyst/Ligand Precursor: Used in the synthesis of chiral ligands for transition metal catalysis, enabling enantioselective transformations critical for producing single-isomer compounds.
• Advanced Polymer Chemistry: Acts as a monomer or chain extender for developing specialty polymers, such as polyesters or polycarbonates, with enhanced thermal stability or specific optical properties.
• Agrochemical Research: Employed as an intermediate in the design and synthesis of new generation herbicides, fungicides, or plant growth regulators with improved efficacy and environmental profiles.
• Liquid Crystal & OLED Materials: Functions as a core structural unit in the development of organic electronic materials and liquid crystal displays due to its rigid, aromatic diol structure.
• Crosslinking Agent: Utilized in formulations for high-performance coatings, adhesives, or resins where controlled crosslinking density and chemical resistance are required.

Basic Information

Product Name	3,5-Heptanediol, 1,7-Bis(4-Hydroxyphenyl)-, (3R,5S)-Rel-
CAS No.	79055-11-1
Molecular Formula	C19H22O4
Molecular Weight	314.38 g/mol
Synonyms	rel-(3R,5S)-1,7-Bis(4-hydroxyphenyl)heptane-3,5-diol; (3R,5S)-1,7-Bis(4-hydroxyphenyl)-3,5-heptanediol; 1,7-Bis(4-hydroxyphenyl)-3,5-heptanediol (rel-(3R,5S)-); BHPHD; Chiral Bisphenol Diol Derivative; Aromatic Heptanediol Derivative
EINECS	Contact for details

Quality Control

Our 3,5-Heptanediol, 1,7-Bis(4-Hydroxyphenyl)-, (3R,5S)-Rel- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure compliance with exacting R&D and process chemistry standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles 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 a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as 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%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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