Description

19-Iodo-5-Cholesten-3Beta-Ol 3-Acetate is a high-purity, sterol-derived chemical intermediate of significant importance in advanced organic synthesis. This compound is valued for its reactive iodine substituent and protected hydroxyl group, making it a versatile building block for the construction of complex steroid analogs and other bioactive molecules. It is primarily sought by research institutions and pharmaceutical developers working on novel therapeutic agents, diagnostic probes, and biochemical tools.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel steroid-based drugs and therapeutic agents targeting hormonal pathways.
• Biochemical Research: Used as a radiolabeling precursor or a molecular scaffold for studying cholesterol metabolism, membrane biology, and protein-sterol interactions.
• Diagnostic Agent Development: Serves as a starting material for creating iodine-labeled probes for imaging techniques, such as SPECT, in medical research.
• Organic Synthesis: Employed as a specialized building block in complex multi-step syntheses to introduce steroidal frameworks with specific functional handles.
• Reference Standard: Utilized as an analytical standard in quality control laboratories for method development and verification in pharmaceutical analysis.

Basic Information

Product Name	19-Iodo-5-Cholesten-3Beta-Ol 3-Acetate
CAS No.	4561-90-4
Molecular Formula	C₂₉H₄₇IO₂
Molecular Weight	554.59 g/mol
Synonyms	19-Iodocholest-5-en-3β-ol acetate; 3β-Acetoxy-19-iodocholest-5-ene; 19-Iodo-3β-acetoxycholest-5-ene; Cholest-5-en-3β-ol, 19-iodo-, acetate; 19-Iodocholesterol acetate; 19-I-5-Cholesten-3β-ol-3-acetate; 19-Iodocholest-5-en-3-yl acetate
EINECS	Contact for details

Quality Control

Every batch of 19-Iodo-5-Cholesten-3Beta-Ol 3-Acetate is produced and tested under strict quality management protocols to ensure identity, purity, and consistency. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, providing detailed results for all critical parameters including assay and impurity profiles.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Specific Rotation	Contact for details

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