Description

(4S)-Kaurane-2β,16,19-Triol CAS NO 67349-43-3 is a high-purity, diterpenoid natural product derivative belonging to the kaurane class of compounds. This specialized intermediate is valued for its complex, polyfunctional structure, making it a critical building block for advanced pharmaceutical research and fine chemical synthesis. It is primarily sought by research institutions and chemical manufacturers engaged in the development of novel therapeutic agents, particularly in oncology and anti-inflammatory drug discovery.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of novel bioactive compounds and potential drug candidates.
• Medicinal Chemistry Research: Used as a scaffold or reference standard in structure-activity relationship (SAR) studies for target identification and validation.
• Natural Product Synthesis: A crucial intermediate in the semi-synthesis or total synthesis of complex diterpenoids and their analogs.
• Biochemical Research: Employed in studies investigating enzyme inhibition, receptor binding, and other cellular mechanisms.
• Reference Standard: Used for analytical method development, calibration, and quality control in laboratories requiring high-purity chemical standards.

Basic Information

Product Name	(4S)-Kaurane-2β,16,19-Triol
CAS No.	67349-43-3
Molecular Formula	C₂₀H₃₄O₃
Molecular Weight	322.48 g/mol
Synonyms	(4S)-Kaurane-2β,16α,19-triol; 2β,16α,19-Trihydroxykaurane; ent-Kaurane-2β,16α,19-triol; 16α-Hydroxy-19-hydroxykaur-2β-ol; Kaurane-2,16,19-triol (4S-isomer); (4S)-2β,16α,19-Trihydroxykaurane; NSC 163049; A commonly used diterpenoid scaffold.
EINECS	Contact for details

Quality Control

Every batch of (4S)-Kaurane-2β,16,19-Triol is manufactured and tested under a strict quality management system. We provide comprehensive analytical documentation to ensure traceability and reliability for your critical research and production needs. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and conformity to agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The compound may be light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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