Description

Indanestrol is a synthetic organic compound belonging to the class of steroidal estrogens. This high-purity chemical intermediate is valued for its specific structural framework, which is critical for advanced pharmaceutical synthesis and research. It is primarily utilized by R&D laboratories and production facilities in the life sciences sector for developing novel therapeutic agents and conducting biochemical studies.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of steroidal drugs and hormone-related active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or probe in endocrine and metabolic pathway studies.
• Academic & Industrial R&D: Serves as a starting material for the development of new chemical entities in medicinal chemistry programs.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects.

Basic Information

Product Name	Indanestrol
CAS No.	71855-45-3
Molecular Formula	C20H26O2
Molecular Weight	298.42 g/mol
Synonyms	Indanestrol; 11β-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17β-diol; 11β-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol; 11β-Methylestra-1,3,5(10)-triene-3,17β-diol; 11-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol
EINECS	Contact for details

Quality Control

Our Indanestrol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets exacting standards for research and synthesis. A Certificate of Analysis (COA) detailing all specifications 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 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
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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