Description

(22R)-17,22,27-Trihydroxy-1-Oxoergosta-2,5,14,24-Tetren-26-Oic Acid δ-Lactone CAS NO 55483-04-0 is a complex, high-purity ergostane-type steroidal lactone, characterized by its specific (22R) stereochemistry and conjugated tetraene system. This compound is of significant interest in advanced pharmaceutical research and development due to its intricate molecular architecture, which serves as a valuable scaffold for synthesizing novel bioactive molecules. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of steroidal drugs, enzyme inhibitors, and other specialized fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block for the synthesis of novel steroidal drugs and therapeutic agents.
• Biochemical Research: Used as a reference standard or probe in studies involving steroid biosynthesis, enzyme mechanisms, and receptor binding assays.
• Fine Chemical Synthesis: Acts as a precursor for the development of complex natural product analogs and specialized chemical entities.
• Academic Research: Employed in university and institutional laboratories for methodological development in organic and medicinal chemistry.

Basic Information

Product Name	(22R)-17,22,27-Trihydroxy-1-Oxoergosta-2,5,14,24-Tetren-26-Oic Acid δ-Lactone
CAS No.	55483-04-0
Molecular Formula	C₂₈H₃₆O₆
Molecular Weight	468.59 g/mol
Synonyms	(22R)-17,22,27-Trihydroxy-1-oxoergosta-2,5,14,24-tetraen-26-oic acid δ-lactone; 1-Oxo-17,22,27-trihydroxyergosta-2,5,14,24-tetraen-26-oic acid δ-lactone, (22R)-; Ergosta-2,5,14,24-tetraen-26-oic acid, 17,22,27-trihydroxy-1-oxo-, δ-lactone, (22R)-; 55483-04-0; (22R)-Ergostane tetraene lactone derivative.
EINECS	Contact for details

Quality Control

Our (22R)-17,22,27-Trihydroxy-1-Oxoergosta-2,5,14,24-Tetren-26-Oic Acid δ-Lactone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, spectroscopic identification (IR, NMR), and chiral purity verification to ensure high chemical and isomeric integrity. Certificates of Analysis (COA) detailing all specifications are 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). 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)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Chiral Purity	≥ 98.0% (22R)
Loss on Drying	≤ 2.0%

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