Description

(3S,3'S,4S,4'R,4aR,4'aR)-2,2',3,3',4,4',9,9'-Octahydro-1,1',4,4',8,8'-hexahydroxy-3,3'-dimethyl-9,9'-dioxo-7,7'-bi(4aH-xanthene)-4a,4'a-dicarboxylic acid dimethyl ester is a complex, high-purity organic compound belonging to the dimeric xanthene class. This compound is valued for its unique stereochemistry and functional groups, making it a critical advanced intermediate in sophisticated chemical syntheses. It is primarily sought by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, specialty dyes, and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of complex drug candidates, particularly those targeting specific biological pathways.
• Organic Synthesis Research: Used in academic and industrial laboratories for method development and the construction of novel molecular architectures.
• Specialty Dye & Pigment Precursor: Acts as a precursor for high-performance xanthene-based dyes and pigments due to its inherent chromophore structure.
• Material Science: Investigated for potential use in creating organic electronic components or advanced polymers with specific optical properties.
• Analytical Chemistry: May be employed as a standard or reagent in chromatographic methods or spectroscopic studies.

Basic Information

Product Name	(3S,3'S,4S,4'R,4aR,4'aR)-2,2',3,3',4,4',9,9'-Octahydro-1,1',4,4',8,8'-hexahydroxy-3,3'-dimethyl-9,9'-dioxo-7,7'-bi(4aH-xanthene)-4a,4'a-dicarboxylic acid dimethyl ester
CAS No.	60687-07-2
Molecular Formula	C34H34O16
Molecular Weight	698.63 g/mol
Synonyms	Dimethyl 4a,4'a-dicarboxy-1,1',4,4',8,8'-hexahydroxy-3,3'-dimethyl-9,9'-dioxo-7,7'-bi(4aH-xanthene)-4a,4'a-dicarboxylate; Bisdemethoxycurcumin impurity; Tetrahydrocurcumin dimer dimethyl ester; (3S,3'S,4S,4'R)-Hexahydrocurcumin dimethyl ester (dimeric form); 1,7-Bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione hydrogenated dimer ester; Curcumin hydrogenated dimer derivative; Dimeric tetrahydrocurcumin methyl ester
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry to confirm identity, purity, and stereochemical integrity. Certificates of Analysis (COA) detailing all relevant specifications are available upon request. We adhere to strict quality management protocols suitable for research and development applications.

Storage

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

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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