Description

(24R)-11α,15β,29-Trihydroxy-3β-(2-Methyl-1-Oxopropoxy)Stigmast-5-En-7-One CAS NO 55708-28-6 is a high-purity, semi-synthetic steroidal derivative with a complex, multi-functional molecular structure. This compound is valued for its role as a critical advanced pharmaceutical intermediate in the synthesis of specialized therapeutic agents. It is primarily sought by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in developing novel steroid-based drugs and bioactive molecules.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of novel steroidal drugs targeting specific biological pathways.
• Biochemical Research: Used as a reference standard or a precursor in metabolic and enzymatic studies related to sterol biosynthesis.
• Steroid Chemistry R&D: Serves as a versatile starting material for the chemical modification and development of new steroid analogs with potential therapeutic activity.
• Fine Chemical Synthesis: Employed in the production of high-value, complex organic molecules for academic and industrial research applications.
• Reference Material: Utilized in analytical laboratories for method development, calibration, and quality control of related steroid compounds.

Basic Information

Product Name	(24R)-11α,15β,29-Trihydroxy-3β-(2-Methyl-1-Oxopropoxy)Stigmast-5-En-7-One
CAS No.	55708-28-6
Molecular Formula	C34H54O7
Molecular Weight	574.79 g/mol
Synonyms	11α,15β,29-Trihydroxy-3β-(2-methyl-1-oxopropoxy)stigmast-5-en-7-one; (24R)-11α,15β,29-Trihydroxy-3β-isobutyryloxystigmast-5-en-7-one; 3β-Isobutyryloxy-11α,15β,29-trihydroxystigmast-5-en-7-one; Stigmast-5-en-7-one, 11α,15β,29-trihydroxy-3β-(2-methyl-1-oxopropoxy)-, (24R)-; A derivative of Withanolide/Stigmasterol; Contact for additional trade or research codes.
EINECS	Contact for details

Quality Control

Our production of (24R)-11α,15β,29-Trihydroxy-3β-(2-Methyl-1-Oxopropoxy)Stigmast-5-En-7-One adheres to stringent quality protocols suitable for pharmaceutical intermediate applications. Every batch undergoes comprehensive analytical testing, including HPLC for purity, spectroscopic identification (IR, NMR), and residual solvent analysis, to ensure consistency and traceability. Certificates of Analysis (COA) detailing all specifications are provided with each 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a low-humidity environment to prevent product degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Specific Rotation	Contact for details

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