Description

Ent-17-Hydroxykaura-9(11),15-Dien-19-Oic Acid is a high-purity diterpenoid carboxylic acid derivative, serving as a critical advanced intermediate in modern organic synthesis. This compound matters for its unique stereochemistry and functional groups, which enable precise chemical transformations in the development of complex molecules. It is primarily needed by research institutions and pharmaceutical companies engaged in the synthesis of novel therapeutic agents, natural product analogs, and specialized fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel diterpenoid-based drug candidates and active pharmaceutical ingredients (APIs).
• Organic Synthesis Research: Used in academic and industrial R&D for studying cyclization reactions, stereoselective transformations, and natural product total synthesis.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in laboratories.
• Fine Chemical Production: Employed in the manufacture of specialized agrochemicals, flavors, and fragrances that require complex diterpenoid scaffolds.

Basic Information

Product Name	Ent-17-Hydroxykaura-9(11),15-Dien-19-Oic Acid
CAS No.	1588516-88-4
Molecular Formula	C₂₀H₂₈O₃
Molecular Weight	316.44 g/mol
Synonyms	Ent-17-Hydroxykaur-9(11),15-dien-19-oic Acid; (4bS,8aS)-7-(Hydroxymethyl)-1,4a-dimethyl-6-methylidene-4,4a,4b,5,6,7,8,8a,9,10-decahydrophenanthrene-2-carboxylic Acid; 17-Hydroxy-kaur-9(11),15-dien-19-oic Acid (ent-); Kaurane Diterpenoid Derivative; KA-15 Dienoic Acid Intermediate
EINECS	Contact for details

Quality Control

Our Ent-17-Hydroxykaura-9(11),15-Dien-19-Oic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its acid nature and sensitivity, the material should be kept away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.