Description

3β-Hydroxy-5β-Pregnan-20-One (o-Methyl Oxime) is a high-purity steroid derivative and a key synthetic intermediate in organic chemistry. This compound is valued for its defined stereochemistry and functional groups, which make it a versatile building block for the synthesis of more complex bioactive molecules. It is primarily utilized by research institutions and pharmaceutical development companies engaged in steroid chemistry, hormone research, and the production of specialized fine chemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of steroid-based active pharmaceutical ingredients (APIs) and reference standards.
• Biochemical Research: Used as a molecular probe or standard in studies investigating steroid hormone pathways, receptor binding, and metabolic processes.
• Fine Chemical Synthesis: Serves as a chiral building block for constructing complex natural products and other specialized organic compounds in laboratory settings.
• Reference Material: Employed as a certified reference material (CRM) or analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	3β-Hydroxy-5β-Pregnan-20-One (o-Methyl Oxime)
CAS No.	75112-90-2
Molecular Formula	C22H35NO2
Molecular Weight	345.52 g/mol
Synonyms	5β-Pregnan-3β-ol-20-one O-methyloxime; 20-Oxa-3β-hydroxy-5β-pregnane; Pregnane-3β,20-diol O-methyloxime derivative; 3β-Hydroxy-5β-pregnan-20-one methyloxime; (3β,5β)-3-Hydroxypregnan-20-one O-methyloxime; 75112-90-2; 3β-Hydroxy-5β-pregnan-20-one O-methyloxime
EINECS	Contact for details

Quality Control

Our 3β-Hydroxy-5β-Pregnan-20-One (o-Methyl Oxime) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting identity, purity, and relevant physical data.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Keep the container sealed to prevent contamination and moisture absorption.

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%
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.