Description

(3S,3'S,4S,4'S,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, characterized by its specific stereochemistry and multiple functional groups. This compound matters as a sophisticated chemical intermediate and research-grade building block for advanced synthetic chemistry. It is primarily needed by R&D laboratories and manufacturers in the pharmaceutical and fine chemical sectors for developing novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Research Chemical: Used in academic and industrial R&D for studying stereoselective reactions, natural product synthesis, and molecular recognition.
• Fine Chemical Synthesis: Acts as a specialized building block for creating dyes, pigments, and other high-value functional organic molecules.
• Chemical Biology Probe: Potential utility in developing fluorescent probes or molecular tags due to the xanthene core structure.
• Catalyst Ligand Development: The molecule's complex, multi-dentate structure makes it a candidate for designing novel asymmetric catalysts.
• Material Science Research: Investigated for use in advanced polymeric materials or as a monomer for specialty resins.

Basic Information

Item	Details
Product Name	(3S,3'S,4S,4'S,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.	35287-71-9
Molecular Formula	C34H34O16
Molecular Weight	698.63 g/mol
Synonyms	Dimethyl (3S,3'S,4S,4'S,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-dicarboxylate; Dimeric Xanthene Derivative; Bis-xanthene Dicarboxylate Ester; CAS 35287-71-9; (4aR,4'aR)-4a,4'a-Bis(methoxycarbonyl)-3,3'-dimethyl-1,1',4,4',8,8'-hexahydroxy-2,2',3,3',4,4',9,9'-octahydro-9,9'-dioxo-7,7'-bi(4aH-xanthene)
EINECS	Contact for details

Quality Control

Our (3S,3'S,4S,4'S,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 produced under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for chiral purity, chemical assay, and impurity profiles are provided and available upon request, supporting compliance with research and development standards.

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). Keep the container sealed to protect this light-sensitive material from moisture and atmospheric contaminants.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.