Description

17,20:20,21-Bis(Methylenedioxy)-5β-Pregnan-3β-Ol is a high-purity, synthetic steroid derivative characterized by its specific methylenedioxy modifications on the pregnane backbone. This compound serves as a crucial advanced pharmaceutical intermediate for the research and development of novel therapeutic agents. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of specialized steroid-based compounds.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of complex steroid-based active pharmaceutical ingredients (APIs).
• Research Chemical: Used in academic and industrial research to study steroid biochemistry, receptor interactions, and metabolic pathways.
• Process Development: Serves as a reference standard and starting material for developing and scaling up synthetic routes in fine chemical production.
• Biochemical Tool: Employed in the development of assays and diagnostic methods related to steroid hormones and their analogs.

Basic Information

Product Name	17,20:20,21-Bis(Methylenedioxy)-5β-Pregnan-3β-Ol
CAS No.	19458-49-2
Molecular Formula	C23H36O4
Molecular Weight	376.53 g/mol
Synonyms	5β-Pregnan-3β-ol, 17,20:20,21-bis(methylenedioxy)-; 3β-Hydroxy-17,20:20,21-bis(methylenedioxy)-5β-pregnane; 17,20:20,21-Bis(methylenedioxy)-5β-pregnan-3β-ol; 5β-Pregnane-3β,17,20,21-tetrol 17,20:20,21-bis(methylenedioxy) ether
EINECS	Contact for details

Quality Control

Our production of 17,20:20,21-Bis(Methylenedioxy)-5β-Pregnan-3β-Ol adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. The final product is characterized and verified using advanced analytical techniques including HPLC, GC-MS, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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