Description

[(20S)-5β-Pregn-11-Ene-3α,11,17,20-Tetryl]Tetra(Oxy)]Tetrakis(Trimethylsilane) CAS NO 57325-83-4 is a high-purity, organosilicon-protected steroid derivative, specifically designed for advanced synthetic chemistry and pharmaceutical research. This compound serves as a critical protected intermediate, enabling precise chemical transformations in the synthesis of complex steroid-based molecules. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require reliable, high-quality building blocks for developing novel active pharmaceutical ingredients (APIs) and other specialty chemicals.

Application

• Pharmaceutical Intermediate: Key protected synthon in the multi-step synthesis of novel steroid-based therapeutics and active pharmaceutical ingredients (APIs).
• Organic Synthesis Research: Used in academic and industrial R&D for exploring new synthetic pathways and methodologies involving sensitive steroid backbones.
• Process Chemistry Development: Serves as a standardized starting material or intermediate for scaling up the production of target steroid molecules under controlled conditions.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development and impurity profiling of related steroid compounds.
• Fine Chemical Production: A crucial component in the manufacture of high-value specialty chemicals with specific stereochemical requirements.

Basic Information

Product Name	[(20S)-5β-Pregn-11-Ene-3α,11,17,20-Tetryl]Tetra(Oxy)]Tetrakis(Trimethylsilane)
CAS No.	57325-83-4
Molecular Formula	C40H84O4Si4
Molecular Weight	753.5 g/mol
Synonyms	5β-Pregn-11-ene-3α,11,17,20-tetrayl Tetraacetate Tetrakis(trimethylsilyl) Ether; 3α,11,17,20-Tetrakis(trimethylsiloxy)-5β-pregn-11-ene; Pregn-11-ene-3,11,17,20-tetrol, tetra(trimethylsilyl) ether, (3α,5β,20S)-; Tetrakis-O-(trimethylsilyl) Derivative of (20S)-5β-Pregn-11-ene-3α,11,17,20-tetrol; TMS-protected Pregnene tetrol; Steroid TMS ether intermediate
EINECS	Contact for details

Quality Control

Our [(20S)-5β-Pregn-11-Ene-3α,11,17,20-Tetryl]Tetra(Oxy)]Tetrakis(Trimethylsilane) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and structural integrity. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles 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 place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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