Description

3-Methoxy-19-Nor-17-α-Pregna-1,3,5(10)-Trien-17-β-Ol is a high-purity steroid intermediate of significant importance in advanced pharmaceutical synthesis. This compound serves as a critical building block for the development of novel therapeutic agents, particularly in the field of endocrinology and hormone-related therapies. It is primarily required by research institutions and pharmaceutical manufacturers engaged in the development of steroidal drugs and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of complex steroidal active pharmaceutical ingredients (APIs).
• Research & Development: Used in academic and industrial laboratories for investigating novel hormone analogs and their biological activities.
• Process Chemistry: Employed in scale-up and optimization studies for the commercial manufacturing of steroidal compounds.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.

Basic Information

Item	Details
Product Name	3-Methoxy-19-Nor-17-α-Pregna-1,3,5(10)-Trien-17-β-Ol
CAS No.	17550-03-7
Molecular Formula	C₂₁H₃₀O₂
Molecular Weight	314.46 g/mol
Synonyms	3-Methoxy-19-nor-17α-pregna-1,3,5(10)-trien-17β-ol; 17β-Hydroxy-3-methoxy-19-nor-17α-pregna-1,3,5(10)-triene; 3-Methoxyestra-1,3,5(10)-trien-17β-ol (19-nor, 17α- series); 19-Nor-17α-pregna-1,3,5(10)-trien-17β-ol, 3-methoxy-; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 3-Methoxy-19-Nor-17-α-Pregna-1,3,5(10)-Trien-17-β-Ol is manufactured under strict quality management systems. The product undergoes rigorous analytical testing, including HPLC and spectroscopic methods, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing lot-specific results are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep the container sealed to protect the contents from moisture and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.