Description

(20S)-5-β-Pregnane-3Alpha,20-Diol Diacetate is a high-purity, synthetic steroid derivative with the CAS number 1174-69-2. This compound serves as a critical pharmaceutical intermediate and a valuable reference standard in analytical chemistry and research. It is primarily utilized by pharmaceutical R&D teams, contract research organizations (CROs), and manufacturers of fine chemicals for the development and quality control of steroid-based therapeutics.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex steroid-based active pharmaceutical ingredients (APIs).
• Reference Standard: Used for method development, calibration, and quality assurance in analytical laboratories (e.g., HPLC, GC-MS).
• Biochemical Research: Employed in metabolic pathway studies, enzyme inhibition assays, and receptor binding research related to steroid hormones.
• Process Development: Serves as a model compound for optimizing chemical synthesis and purification processes in fine chemical manufacturing.

Basic Information

Product Name	(20S)-5-β-Pregnane-3Alpha,20-Diol Diacetate
CAS No.	1174-69-2
Molecular Formula	C25H38O4
Molecular Weight	402.57 g/mol
Synonyms	5β-Pregnane-3α,20α-diol diacetate; 20S-5β-Pregnane-3α,20-diol diacetate; 3α,20α-Diacetoxy-5β-pregnane; 5β-Pregnan-3α,20α-diol diacetate; 3α,20α-Dihydroxy-5β-pregnane diacetate; Pregnane-3,20-diol diacetate (5β,3α,20α); 1174-69-2
EINECS	Contact for details

Quality Control

Our (20S)-5-β-Pregnane-3Alpha,20-Diol Diacetate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the stringent requirements for research and pharmaceutical applications. A detailed Certificate of Analysis (COA) is 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 compound is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.