Description

Epostane CAS NO 80471-63-2 is a synthetic steroid derivative with specific pharmacological activity. This compound is of significant interest in pharmaceutical research and development due to its targeted mechanism of action. It serves as a critical intermediate and active ingredient for researchers and manufacturers in the life sciences sector, particularly those focused on endocrine and reproductive health applications.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs).
• Research Chemical: Used in biochemical and pharmacological research to study enzyme inhibition and hormonal pathways.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical laboratories.
• Endocrinology Studies: Applied in preclinical and clinical research models investigating steroidal metabolism and regulation.

Basic Information

Product Name	Epostane
CAS No.	80471-63-2
Molecular Formula	C22H31NO3
Molecular Weight	357.49 g/mol
Synonyms	4,5α-Epoxy-3,17β-dihydroxy-4,17α-dimethylandrost-2-ene-2-carbonitrile; WIN 32729; 2-Cyano-4,5α-epoxy-3,17β-dihydroxy-4,17α-dimethylandrost-2-ene; 3,17β-Dihydroxy-4,5α-epoxy-4,17α-dimethyl-2-androstene-2-carbonitrile; Epostan; Aromatase Inhibitor WIN 32729
EINECS	Contact for details

Quality Control

Our Epostane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product is subjected to comprehensive analytical testing, including HPLC, IR, and NMR, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting compliance with agreed specifications. We support cGMP standards for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep the container sealed to protect from 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%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.