Description

(14β,17S,20S)-Pregn-5-Ene-3β,8,11α,12β,14,17,20-Heptol CAS NO 19697-89-3 is a high-purity, multi-hydroxylated pregnane derivative, a key structural motif in steroid chemistry. This compound is valued for its role as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical sectors for developing novel therapeutic agents and complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of complex steroid-based drugs and bioactive molecules.
• Biochemical Research: Used as a reference standard or substrate in enzymatic studies and metabolic pathway investigations.
• Organic Synthesis: Acts as a versatile building block for constructing complex polyhydroxylated natural product analogs.
• Process Chemistry Development: Employed in route scouting and optimization for the scalable production of high-value steroid derivatives.
• Academic Research: Utilized in medicinal chemistry programs for structure-activity relationship (SAR) studies.

Basic Information

Product Name	(14β,17S,20S)-Pregn-5-Ene-3β,8,11α,12β,14,17,20-Heptol
CAS No.	19697-89-3
Molecular Formula	C21H34O7
Molecular Weight	398.49 g/mol
Synonyms	3β,8,11α,12β,14,17,20-Heptahydroxypregn-5-ene; Pregn-5-ene-3β,8,11α,12β,14,17,20-heptol, (14β,17α,20β)-; 5-Pregnene-3β,8,11α,12β,14,17,20-heptol; 14β,17α,20β-Pregn-5-ene-3β,8,11α,12β,14,17,20-heptol; Heptahydroxy Pregnene Derivative; Steroid Heptol Intermediate
EINECS	Contact for details

Quality Control

Every batch of our (14β,17S,20S)-Pregn-5-Ene-3β,8,11α,12β,14,17,20-Heptol is manufactured under a strict quality management system. We provide comprehensive analytical data to ensure the identity, purity, and consistency required for research and GMP-grade applications. Certificates of Analysis (COA) detailing purity by HPLC, identification by spectroscopic methods, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) nature, store under dry, inert conditions at a controlled room temperature (15-25°C). For long-term storage, consider desiccants or an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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