Description

(17S)-9,12α,13,16,17-Pentahydroxy-17-Methoxykauran-11-One is a high-purity, structurally complex diterpenoid derivative, valued for its role as a critical intermediate in advanced organic synthesis and pharmaceutical research. Its precise stereochemistry and functional group array make it an essential building block for developing novel bioactive compounds. This product is primarily targeted at research institutions and pharmaceutical companies engaged in the development of new chemical entities, particularly in the areas of natural product synthesis and medicinal chemistry.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used as a scaffold for structure-activity relationship (SAR) studies to explore new therapeutic pathways.
• Natural Product Synthesis: Acts as a critical intermediate in the semi-synthesis or total synthesis of complex natural products with diterpenoid backbones.
• Biochemical Research: Employed in studies investigating biological activity and mechanism of action of kaurene-type compounds.
• Reference Standard: Utilized as an analytical standard for quality control and method development in laboratories.

Basic Information

Product Name	(17S)-9,12α,13,16,17-Pentahydroxy-17-Methoxykauran-11-One
CAS No.	57743-94-9
Molecular Formula	C₂₁H₃₄O₇
Molecular Weight	398.49 g/mol
Synonyms	9,12α,13,16,17-Pentahydroxy-17-methoxykauran-11-one; (17S)-17-Methoxy-9,12α,13,16,17-pentahydroxykauran-11-one; Kaurane-11-one, 9,12α,13,16,17-pentahydroxy-17-methoxy-, (17S)-; Ent-17-Methoxy-9,12α,13,16,17-pentahydroxykauran-11-one
EINECS	Contact for details

Quality Control

Our (17S)-9,12α,13,16,17-Pentahydroxy-17-Methoxykauran-11-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis for stereochemical integrity, and spectroscopic identification (NMR, IR, MS). A detailed Certificate of Analysis (COA) confirming identity, purity, and other critical parameters is provided with every shipment to ensure reliable and consistent performance in your applications.

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 compound may be hygroscopic; therefore, the container should be kept tightly sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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