Description

(4S)-Kaur-15-Ene-3α,7β,19-Triol 3-Acetate CAS NO 37720-81-3 is a high-purity diterpenoid derivative, specifically a functionalized kaurane-type compound, valued for its defined stereochemistry and structural complexity. This compound serves as a critical advanced intermediate or reference standard in sophisticated organic synthesis and analytical research. It is primarily required by pharmaceutical R&D teams and specialty chemical manufacturers focused on developing novel bioactive molecules.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block for the synthesis of novel drug candidates, particularly in oncology and metabolic disease research.
• Reference Standard: Used as a high-purity analytical standard in HPLC, LC-MS, and NMR for method development, validation, and quality control of related compounds.
• Natural Product Synthesis: Acts as a precursor in the semi-synthesis or total synthesis of complex natural products with kaurane diterpenoid skeletons.
• Biochemical Research: Employed in studies investigating structure-activity relationships (SAR) of diterpenoids and their interaction with biological targets.
• Process Chemistry Development: Utilized for scaling up and optimizing synthetic routes to related diterpenoid compounds under GMP or non-GMP conditions.

Basic Information

Item	Details
Product Name	(4S)-Kaur-15-Ene-3α,7β,19-Triol 3-Acetate
CAS No.	37720-81-3
Molecular Formula	C22H34O5
Molecular Weight	378.50 g/mol
Synonyms	3α-Acetoxy-7β,19-dihydroxykaur-15-ene; 7β,19-Dihydroxykaur-15-en-3α-yl acetate; Kaur-15-ene-3α,7β,19-triol, 3-acetate; (4S)-Kaur-15-en-3α,7β,19-triol 3-acetate; Ent-3α-Acetoxy-7β,19-dihydroxykaur-15-ene; 3α-Acetoxy-7β,19-dihydroxy-ent-kaur-15-ene; 7β,19-Dihydroxy-ent-kaur-15-en-3α-yl acetate
EINECS	Contact for details

Quality Control

Our (4S)-Kaur-15-Ene-3α,7β,19-Triol 3-Acetate is produced under stringent quality management systems. Each batch undergoes comprehensive analytical characterization, including HPLC for purity, NMR for structural confirmation, and MS for identity verification, to ensure it meets the exacting standards required for research and development. 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 product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Specific Rotation	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.