Description

Hexestrol Dibutyrate is a synthetic, non-steroidal estrogen derivative, specifically the dibutyrate ester of hexestrol. This compound is valued for its stability and controlled-release properties in specialized pharmaceutical and research applications. It is primarily utilized by the pharmaceutical industry, academic research institutions, and biotechnology companies engaged in endocrinology and hormone-related studies.

Application

• Pharmaceutical Intermediates: Serves as a key intermediate in the synthesis of specialized steroidal and hormonal active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and experimental compound in studies of estrogen receptor binding, mechanism of action, and metabolic pathways.
• Veterinary Medicine: Employed in the development of hormonal treatments and growth promoters for livestock and companion animals.
• Controlled-Release Formulations: Its esterified form allows for its use in designing prodrugs and depot injection formulations requiring sustained hormonal activity.
• Academic & Industrial R&D: A critical reagent for investigating structure-activity relationships (SAR) of synthetic estrogens and developing novel therapeutic agents.

Basic Information

Product Name	Hexestrol Dibutyrate
CAS No.	36557-18-3
Molecular Formula	C26H34O4
Molecular Weight	410.55 g/mol
Synonyms	Hexoestrol Dibutyrate; Dihydrodiethylstilbestrol Dibutyrate; meso-3,4-Bis(p-hydroxyphenyl)-n-hexane Dibutyrate; NSC 9894; 4,4'-(1,2-Diethyl-1,2-ethanediyl)bisphenol Dibutyrate; Hexanoestrol Dibutyrate; Hexestrol Di-n-butyrate
EINECS	Contact for details

Quality Control

Our Hexestrol Dibutyrate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR for identification, and residual solvent analysis, to ensure it meets exacting standards for research and pharmaceutical use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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