Description

7,8-Dihydro-3-Hydroxy-3',19-Dimethoxy-8-Oxo-β,ε-Carotene is a specialized, high-value carotenoid derivative with the CAS number 33474-09-8. This compound is significant for its role as a key intermediate and reference standard in the synthesis and analysis of complex natural pigments and bioactive molecules. It is primarily sought by research institutions and manufacturers in the pharmaceutical, nutraceutical, and fine chemical sectors for advanced development projects.

Application

• Pharmaceutical Research & Development: Used as a critical intermediate in the synthesis of novel retinoid and carotenoid-based drug candidates.
• Analytical Reference Standard: Serves as a high-purity standard for HPLC, LC-MS, and other analytical methods in quality control and metabolic studies.
• Nutraceutical Ingredient Synthesis: A key building block for the production of advanced, value-added carotenoid derivatives for dietary supplements.
• Biochemical Research: Employed in studies investigating the biological activity, metabolism, and antioxidant properties of carotenoids.
• Fine Chemical Manufacturing: Utilized as a specialized intermediate in custom synthesis and contract manufacturing for high-purity organic compounds.
• Cosmetic Actives Development: Investigated for potential use in the development of active ingredients targeting skin health and protection.

Basic Information

Product Name	7,8-Dihydro-3-Hydroxy-3',19-Dimethoxy-8-Oxo-β,ε-Carotene
CAS No.	33474-09-8
Molecular Formula	C₄₂H₅₈O₅
Molecular Weight	642.91 g/mol
Synonyms	8-Oxo-7,8-dihydro-3-hydroxy-3',19-dimethoxy-β,ε-carotene; 3-Hydroxy-3',19-dimethoxy-8-oxo-7,8-dihydro-β,ε-carotene; Carotenoid Derivative 33474-09-8; 7,8-Dihydro-3-hydroxy-3',19-dimethoxy-8-oxo-beta,ε-carotene; (all-E)-7,8-Dihydro-3-hydroxy-3',19-dimethoxy-8-oxo-β,ε-carotene
EINECS	Contact for details

Quality Control

Our 7,8-Dihydro-3-Hydroxy-3',19-Dimethoxy-8-Oxo-β,ε-Carotene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the exacting standards required for research and synthesis. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to minimize oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area, away from incompatible materials.

Specification

Item	Specification
Appearance	Orange to red powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 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.