Description

(3As,9As)-3,3A,7Aα,9Bα-Tetrahydro-3-[(E)-(4-Hydroxy-3-Methoxyphenyl)Methylene]-2-Oxo-2H,4Aαh-1,4,5-Trioxadicyclopent[A,Hi]Indene-7-Carboxylic Acid Methyl Ester is a complex, high-purity organic compound with a unique fused polycyclic structure. This compound serves as a critical intermediate or reference standard in advanced chemical synthesis and analytical research. It is primarily sought after by pharmaceutical R&D and specialty chemical manufacturers for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug candidates, particularly those targeting specific biological pathways.
• Analytical Reference Standard: Used for method development, validation, and quality control in HPLC, LC-MS, and other chromatographic analyses.
• Organic Synthesis Research: Valuable precursor for constructing intricate molecular architectures in academic and industrial research laboratories.
• Material Science: Potential monomer or additive for developing specialized polymers with specific optical or electronic properties.
• Biochemical Research: Investigated for its biological activity or as a probe in enzymatic and receptor binding studies.

Basic Information

Product Name	(3As,9As)-3,3A,7Aα,9Bα-Tetrahydro-3-[(E)-(4-Hydroxy-3-Methoxyphenyl)Methylene]-2-Oxo-2H,4Aαh-1,4,5-Trioxadicyclopent[A,Hi]Indene-7-Carboxylic Acid Methyl Ester
CAS No.	70368-12-6
Molecular Formula	C24H20O8
Molecular Weight	436.41 g/mol
Synonyms	Methyl (3As,9As)-3,3a,7aα,9bα-tetrahydro-3-[(E)-(4-hydroxy-3-methoxyphenyl)methylene]-2-oxo-2H,4aαh-1,4,5-trioxadicyclopent[a,hi]indene-7-carboxylate; 3,3a,7aα,9bα-Tetrahydro-3-[(E)-(4-hydroxy-3-methoxyphenyl)methylene]-2-oxo-2H,4aαh-1,4,5-trioxadicyclopent[a,hi]indene-7-carboxylic acid methyl ester; CAS 70368-12-6; 1,4,5-Trioxadicyclopent[a,hi]indene-7-carboxylic acid derivative; Light-sensitive indene carboxylic acid ester.
EINECS	Contact for details

Quality Control

Our (3As,9As)-3,3A,7Aα,9Bα-Tetrahydro-3-[(E)-(4-Hydroxy-3-Methoxyphenyl)Methylene]-2-Oxo-2H,4Aαh-1,4,5-Trioxadicyclopent[A,Hi]Indene-7-Carboxylic Acid Methyl Ester is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity (typically by HPLC), identity confirmation (IR, NMR), and impurity profiles are provided and available upon request to support your regulatory and R&D needs.

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). Keep away from incompatible materials. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	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.