Description

3-Methoxy-17β-(2-Methylallyl)Estra-1,3,5(10)-Trien-17α-Ol is a high-purity, synthetic steroid derivative with a unique 17α-alkylated structure. This compound serves as a critical advanced intermediate in the research and development of novel pharmaceutical agents, particularly in the fields of endocrinology and oncology. It is essential for scientists and manufacturers in the pharmaceutical and biotechnology sectors who require reliable, high-quality building blocks for complex synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel steroidal drugs and therapeutic agents.
• Hormone Research: Used in biochemical and pharmacological studies to investigate structure-activity relationships (SAR) of modified estrane derivatives.
• Reference Standard: Serves as a certified reference material (CRM) for analytical method development and quality control in pharmaceutical laboratories.
• Academic & Contract Research: Employed in university and CRO settings for exploratory medicinal chemistry and drug discovery programs.
• Process Development: Utilized for scaling up synthetic routes and optimizing manufacturing processes for active pharmaceutical ingredients (APIs).

Basic Information

Item	Details
Product Name	3-Methoxy-17β-(2-Methylallyl)Estra-1,3,5(10)-Trien-17α-Ol
CAS No.	17550-04-8
Molecular Formula	C23H32O2
Molecular Weight	340.50 g/mol
Synonyms	17α-(2-Methylallyl)-3-methoxyestra-1,3,5(10)-trien-17β-ol; 3-Methoxy-17α-(2-methylallyl)estra-1,3,5(10)-trien-17β-ol; 3-Methoxy-17α-(2-methyl-2-propenyl)estra-1,3,5(10)-trien-17β-ol; 17α-Allyl-3-methoxyestra-1,3,5(10)-trien-17β-ol (methylallyl derivative); NSC 121698; 17550-04-8; Estra-1,3,5(10)-trien-17β-ol, 3-methoxy-17α-(2-methyl-2-propenyl)-
EINECS	Contact for details

Quality Control

Our 3-Methoxy-17β-(2-Methylallyl)Estra-1,3,5(10)-Trien-17α-Ol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring GMP-grade or research-grade materials.

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). Keep away from heat, open flames, and incompatible materials. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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