Description

B,B-Carotene-3,3'-Diol, 5,8-Epoxy-5,8-Dihydro-,(3S,3'R,5R)- CAS NO 31661-06-0 is a specific, high-purity stereoisomer of a carotenoid oxidation product, valued for its role as a key intermediate and reference standard in advanced biochemical research and synthesis. This compound is critical for studies involving carotenoid metabolism, antioxidant mechanisms, and the biosynthesis of related xanthophylls. It is primarily sought by research institutions, pharmaceutical developers, and specialty chemical manufacturers working in nutraceuticals, fine chemicals, and analytical science.

Application

• Pharmaceutical Reference Standard: Used as a high-purity calibrant in HPLC and LC-MS methods for quality control and metabolic studies.
• Nutraceutical Research: Serves as a key intermediate in the research and development of advanced carotenoid-based supplements and antioxidants.
• Biochemical Pathway Analysis: Essential for investigating the enzymatic oxidation and metabolic pathways of β-carotene and related compounds.
• Fine Chemical Synthesis: Acts as a specialized building block for the synthesis of complex, stereochemically-defined xanthophyll derivatives.
• Food Science Research: Employed in studies examining carotenoid degradation products and their effects on color and nutritional value.
• Academic & Industrial R&D: A vital tool for fundamental research in organic chemistry, photobiology, and plant biochemistry.

Basic Information

Product Name	B,B-Carotene-3,3'-Diol, 5,8-Epoxy-5,8-Dihydro-,(3S,3'R,5R)-
CAS No.	31661-06-0
Molecular Formula	C₄₀H₅₆O₃
Molecular Weight	584.88 g/mol
Synonyms	(3S,3'R,5R)-5,8-Epoxy-5,8-dihydro-β,β-carotene-3,3'-diol; Mutatoxanthin (stereoisomer); 5,8-Epoxy-5,8-dihydro-β,β-carotene-3,3'-diol; Carotenoid epoxide; β-Carotene-3,3'-diol 5,8-epoxide; (3S,3'R,5R)-Mutatoxanthin; All-trans-mutatoxanthin (specific isomer)
EINECS	Contact for details

Quality Control

Our B,B-Carotene-3,3'-Diol, 5,8-Epoxy-5,8-Dihydro-,(3S,3'R,5R)- is produced and handled under strict quality protocols to ensure high purity and batch-to-batch consistency, suitable for demanding research applications. Identity and purity are confirmed via advanced chromatographic and spectroscopic methods. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profile is provided with each batch.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at 2-8°C under an inert atmosphere (e.g., argon or nitrogen) to prevent oxidation. The container should be kept in a cool, dry, and well-ventilated area away from heat sources.

Specification

Item	Specification
Appearance	Orange to red powder or crystals
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.2%
Heavy Metals	≤ 20 ppm

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