Description

(20R)-17,20-[(Butylboranediyl)Bis(Oxy)]-5β-Pregnan-3α-Ol CAS NO 30882-60-1 is a high-purity, synthetic steroid derivative characterized by its unique boronate ester functionalization. This compound is of significant value as a key intermediate or reference standard in advanced pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists working in the fields of steroid chemistry, medicinal chemistry, and the synthesis of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the multi-step synthesis of complex steroid-based active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used as a precursor or model compound for investigating structure-activity relationships (SAR) and developing new drug candidates targeting hormone receptors.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development, validation, and impurity profiling of related steroid compounds.
• Process Chemistry: Utilized in route scouting and optimization studies for the scalable production of specialized steroid derivatives.
• Biochemical Research: May be used in studies exploring enzyme inhibition or modulation of specific biochemical pathways involving steroid hormones.

Basic Information

Product Name	(20R)-17,20-[(Butylboranediyl)Bis(Oxy)]-5β-Pregnan-3α-Ol
CAS No.	30882-60-1
Molecular Formula	C₂₉H₅₁BO₃
Molecular Weight	458.53 g/mol
Synonyms	5β-Pregnan-3α-ol, 17,20-[(butylboranediyl)bis(oxy)]-, (20R)-; (20R)-17,20-[(Butylboranediyl)di(oxy)]-5β-pregnan-3α-ol; 17,20-O-Butylboranediyl-5β-pregnan-3α-ol; Pregnan-3α-ol boronate ester; Steroid boronate intermediate; 30882-60-1; Butylboronic acid pregnane ester
EINECS	Contact for details

Quality Control

Our (20R)-17,20-[(Butylboranediyl)Bis(Oxy)]-5β-Pregnan-3α-Ol is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by spectroscopic methods (NMR, IR), to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Assay	95.0% - 105.0%
Loss on Drying	≤ 2.0%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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