Description

22α-Ethyl-19-Hydroxy-15,16-Dimethoxy-21-Deoxy-4,25-Secoobscurinervan-21-Oic Acid γ-Lactone is a complex, high-purity secoiridoid-derived lactone compound of significant interest in advanced organic synthesis and pharmaceutical research. Its intricate molecular architecture makes it a valuable intermediate or reference standard for developing novel bioactive molecules. This compound is primarily sought by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in the synthesis of specialized natural product analogs and new chemical entities.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of potential therapeutic agents, particularly in oncology and neurology research.
• Reference Standard: Used for analytical method development, validation, and quality control in laboratories studying secoiridoid or complex lactone chemistry.
• Academic & Industrial Research: A critical substrate for investigating novel organic reactions, such as cyclizations and functional group transformations, due to its unique polyfunctional structure.
• Natural Product Analog Synthesis: Employed in the semi-synthesis of analogs of obscurinervane-type alkaloids or related natural products for structure-activity relationship (SAR) studies.
• Process Chemistry Development: Used in scaling up and optimizing synthetic routes for complex molecular targets in fine chemical production.

Basic Information

Product Name	22α-Ethyl-19-Hydroxy-15,16-Dimethoxy-21-Deoxy-4,25-Secoobscurinervan-21-Oic Acid γ-Lactone
CAS No.	68346-07-6
Molecular Formula	C26H38O6 (Tentative - Contact for details)
Molecular Weight	446.58 g/mol (Tentative - Contact for details)
Synonyms	21-Deoxy-4,25-secoobscurinervan-21-oic acid γ-lactone, 22α-ethyl-19-hydroxy-15,16-dimethoxy-; 4,25-Secoobscurinervan-21-oic acid, 21-deoxy-, γ-lactone, 22α-ethyl-19-hydroxy-15,16-dimethoxy-; 22α-Ethyl-19-hydroxy-15,16-dimethoxy-21-deoxy-4,25-secoobscurinervan-21-oic acid γ-lactone; Secoiridoid lactone derivative; Obscurinervane analog lactone.
EINECS	Contact for details

Quality Control

Our 22α-Ethyl-19-Hydroxy-15,16-Dimethoxy-21-Deoxy-4,25-Secoobscurinervan-21-Oic Acid γ-Lactone is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and chiral analysis where applicable, to ensure identity, potency, and consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment, supporting compliance with research and cGMP-grade material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). For long-term storage, consider storing under inert atmosphere to preserve stability. Keep the container tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 5.0%

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