Description

20,21-[(Butylboranediyl)Bis(Oxy)]-5α-Pregn-17(20)-En-3α-Ol is a high-purity, steroidal boron-containing compound of significant interest in advanced organic synthesis and pharmaceutical research. Its unique molecular architecture, featuring a boron-oxygen bridge, makes it a valuable intermediate for the development of novel therapeutic agents and complex chemical entities. This product is primarily utilized by research institutions and pharmaceutical companies engaged in steroid chemistry, medicinal chemistry, and the synthesis of specialized boron-based compounds.

Application

• Pharmaceutical Intermediate: A key building block in the research and development of novel steroidal drugs and active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and the synthesis of boron-containing drug candidates for various therapeutic areas.
• Advanced Organic Synthesis: Serves as a sophisticated precursor for synthesizing complex, functionalized steroid derivatives and boron-based molecular scaffolds.
• Biochemical Research: Employed as a probe or intermediate in studying enzyme interactions and biochemical pathways involving steroidal structures.
• Reference Standard: Used as a high-purity analytical standard for quality control and method development in pharmaceutical analysis.

Basic Information

Product Name	20,21-[(Butylboranediyl)Bis(Oxy)]-5α-Pregn-17(20)-En-3α-Ol
CAS No.	55521-26-1
Molecular Formula	C29H47BO3
Molecular Weight	454.49 g/mol
Synonyms	5α-Pregn-17(20)-en-3α-ol, 20,21-[(butylboranediyl)bis(oxy)]-; 20,21-(Butylboranediylbisoxy)-5α-pregn-17(20)-en-3α-ol; Butylboronic Acid Pregnene Ester; 3α-Hydroxy-20,21-O-butylboranediyl-5α-pregn-17(20)-ene
EINECS	Contact for details

Quality Control

Our 20,21-[(Butylboranediyl)Bis(Oxy)]-5α-Pregn-17(20)-En-3α-Ol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to relevant industry standards for research-grade chemicals, and specifications can be tailored to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, the container should be sealed immediately after use to minimize exposure to air.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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