Description

3β,20-Dihydroxy-21-Nor-5α-Cholan-24-Oic Acid γ-Lactone is a high-purity steroidal lactone derivative, a key advanced intermediate in pharmaceutical synthesis. This compound matters for its role as a critical building block in the production of specialized steroid-based active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily needed by research institutions and manufacturers in the pharmaceutical, biotechnology, and life science sectors for developing novel therapeutic agents and conducting metabolic studies.

Application

• Pharmaceutical Intermediate: A crucial precursor in the multi-step synthesis of complex steroid-based drugs and hormones.
• API Development: Serves as a building block for the research and development of new Active Pharmaceutical Ingredients (APIs) targeting metabolic and endocrine pathways.
• Biochemical Research: Used as a reference standard or probe in metabolic studies and enzymatic research within academic and industrial laboratories.
• Fine Chemical Synthesis: Employed in the production of high-value, specialized fine chemicals for advanced material science and diagnostic applications.

Basic Information

Product Name	3β,20-Dihydroxy-21-Nor-5α-Cholan-24-Oic Acid γ-Lactone
CAS No.	23330-65-6
Molecular Formula	C24H38O4
Molecular Weight	390.56 g/mol
Synonyms	21-Norcholanic acid, 3,20-dihydroxy-, γ-lactone, 5α-isomer; 3β,20α-Dihydroxy-21-nor-5α-cholan-24-oic acid γ-lactone; 21-Nor-5α-cholane-3β,20α-diol-24-oic acid γ-lactone; (3β,5α,20R)-3,20-Dihydroxy-21-norcholan-24-oic acid γ-lactone; Steroidal Lactone Intermediate; 23330-65-6
EINECS	Contact for details

Quality Control

Our 3β,20-Dihydroxy-21-Nor-5α-Cholan-24-Oic Acid γ-Lactone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (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.