Description

21-Hydroxy-9Beta,10Alpha-Pregna-5,7-Diene-3-Ol-20-One is a high-purity, synthetic steroid derivative with a unique diene structure. This compound serves as a critical advanced pharmaceutical intermediate for the research and development of novel therapeutic agents. It is primarily required by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in steroid chemistry and drug discovery programs.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new therapeutic candidates.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Biochemical Research: Utilized in studies investigating steroid hormone pathways, receptor binding, and enzymatic transformations.
• Fine Chemical Synthesis: Intermediate for the custom synthesis of complex, high-value steroid molecules for specialized applications.

Basic Information

Product Name	21-Hydroxy-9Beta,10Alpha-Pregna-5,7-Diene-3-Ol-20-One
CAS No.	86416-32-2
Molecular Formula	C21H28O3
Molecular Weight	328.45 g/mol
Synonyms	9β,10α-Pregna-5,7-diene-3β,21-diol-20-one; 21-Hydroxypregna-5,7-diene-3β-ol-20-one; 3β,21-Dihydroxy-9β,10α-pregna-5,7-dien-20-one; (9β,10α)-21-Hydroxypregna-5,7-diene-3-ol-20-one; Pregna-5,7-diene-3β,21-diol-20-one (9β,10α isomer); Steroid intermediate 86416-32-2
EINECS	Contact for details

Quality Control

Our 21-Hydroxy-9Beta,10Alpha-Pregna-5,7-Diene-3-Ol-20-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) with full chromatographic data are provided to guarantee traceability and compliance with your research or cGMP-grade requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.