Description

(4R)-9-Hydroxykaur-16-En-18-Oic Acid Methyl Ester CAS NO 38315-21-8 is a high-purity diterpenoid derivative, specifically a methylated kaurane-type compound. This specialized intermediate is valued for its defined stereochemistry and functional groups, which are critical for advanced synthetic pathways in pharmaceutical research. It is primarily sought by research institutions and manufacturers in the life sciences sector for the development of novel therapeutic agents and as a key reference standard.

Application

• Pharmaceutical Intermediate: A crucial chiral building block for the synthesis of complex bioactive molecules and potential drug candidates.
• Reference Standard: Used in analytical laboratories for method development, validation, and quality control of related diterpenoid compounds.
• Medicinal Chemistry Research: Serves as a scaffold for structure-activity relationship (SAR) studies to explore new pharmacological activities.
• Natural Product Synthesis: A key intermediate in the semi-synthesis or total synthesis of natural products based on the kaurane diterpene skeleton.
• Biochemical Research: Employed in studies investigating diterpene biosynthesis pathways and enzyme interactions.

Basic Information

Product Name	(4R)-9-Hydroxykaur-16-En-18-Oic Acid Methyl Ester
CAS No.	38315-21-8
Molecular Formula	C₂₁H₃₂O₃
Molecular Weight	332.48 g/mol
Synonyms	Methyl (4R)-9-Hydroxykaur-16-En-18-Oate; 9-Hydroxykaur-16-En-18-Oic Acid Methyl Ester; (4R)-9-Hydroxy-16-kauren-18-oic Acid Methyl Ester; Kaur-16-ene-18-oic Acid, 9-Hydroxy-, Methyl Ester, (4R)-; 9-Hydroxy-16-kauren-18-oic Acid Methyl Ester; (4R)-9-Hydroxy-ent-kaur-16-en-18-oic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our (4R)-9-Hydroxykaur-16-En-18-Oic Acid Methyl Ester is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, suitable for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound is light-sensitive and should be handled and stored accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 0.5%
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.