Description

Hexestrol is a synthetic, non-steroidal estrogen belonging to the stilbene derivative class. This compound is valued for its potent estrogenic activity and serves as a critical building block in pharmaceutical research and development. It is primarily utilized by research institutions and pharmaceutical companies engaged in endocrinology studies, hormone receptor research, and the development of therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a key starting material or intermediate in the synthesis of more complex steroidal and hormonal active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and tool compound in laboratory studies investigating estrogen receptor (ER) binding, activation, and signaling pathways.
• Endocrinology Studies: Employed in *in vitro* and *in vivo* research models to study estrogenic effects, hormonal feedback mechanisms, and related physiological processes.
• Veterinary Medicine: Historically used in growth promotion and synchronization applications in livestock; relevant for historical research and regulatory studies.
• Academic Research: A standard compound for teaching and advanced research in university chemistry, pharmacology, and toxicology departments focusing on hormone-mimicking substances.

Basic Information

Product Name	Hexestrol
CAS No.	5635-50-7
Molecular Formula	C18H22O2
Molecular Weight	270.37 g/mol
Synonyms	Dihydrodiethylstilbestrol; Hexoestrol; NSC-9895; meso-Hexestrol; 4,4'-(1,2-Diethyl-1,2-ethanediyl)diphenol; 3,4-Bis(p-hydroxyphenyl)-n-hexane; Dihydrostilboestrol; Synestrol
EINECS	227-075-6

Quality Control

Our Hexestrol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets the high standards required for research applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%

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