Description

Pseudodiethylstilbestrol is a synthetic, non-steroidal estrogen analog, structurally related to diethylstilbestrol (DES). This compound is significant for its role as a key intermediate in pharmaceutical research and development, particularly in the study of estrogenic activity and hormone-related pathways. It is primarily utilized by research institutions, pharmaceutical development laboratories, and fine chemical manufacturers engaged in the synthesis of specialized bioactive molecules.

Application

• Pharmaceutical Intermediate: A critical building block in the research and synthesis of novel estrogen receptor modulators and related therapeutic agents.
• Biochemical Research: Used as a reference standard or probe compound in studies investigating estrogen receptor binding, signal transduction, and endocrine system interactions.
• Academic Research: Employed in university and institutional labs for fundamental studies in medicinal chemistry, toxicology, and hormonal mechanisms.
• Analytical Standard: Serves as a high-purity certified reference material (CRM) for quality control and method development in analytical laboratories (e.g., HPLC, LC-MS).
• Fine Chemical Synthesis: Utilized as a specialized precursor for the custom synthesis of complex molecules for client-specific R&D projects.

Basic Information

Product Name	Pseudodiethylstilbestrol
CAS No.	39011-86-4
Molecular Formula	C18H20O2
Molecular Weight	268.35 g/mol
Synonyms	Pseudodiethylstilbestrol; (E)-4,4'-(1,2-Diethyl-1,2-ethenediyl)bisphenol; α,α'-Diethyl-4,4'-stilbenediol; DES Analog; Hexestrol Derivative; NSC 3070; trans-Pseudodiethylstilbestrol
EINECS	Contact for details

Quality Control

Our Pseudodiethylstilbestrol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and development applications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurities is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	168°C - 172°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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