Description

(3R,5'R,6'R)-7,8-Didehydro-5',6',7',8'-Tetrahydro-3,6'-Dihydroxy-β,β-Carotene-3',8'-Dione is a high-value, specialized carotenoid derivative with potent biological activity. This compound is critical for applications requiring precise stereochemistry and high purity, serving as a key intermediate or active ingredient in advanced formulations. It is primarily sought by manufacturers in the pharmaceutical, nutraceutical, and high-end cosmetic industries for its functional properties.

Application

• Pharmaceutical Intermediates: Used in the synthesis of novel retinoid-based drugs and therapeutic agents targeting specific metabolic pathways.
• Nutraceutical & Dietary Supplements: Incorporated into formulations for advanced antioxidant and pro-vitamin A activity, supporting eye and skin health.
• Cosmetic & Personal Care Actives: Serves as a bioactive ingredient in anti-aging, skin-repair, and UV-protection serums and creams.
• Research & Development: A valuable reference standard and building block in biochemical research, particularly in studies of carotenoid metabolism and vision science.
• Functional Food & Beverage Fortification: Used to enhance the nutritional profile of specialized health foods where color stability is less critical than bioactivity.
• Animal Feed Additives: Employed in premium aquaculture and poultry feed to improve coloration and overall health metrics.

Basic Information

Product Name	(3R,5'R,6'R)-7,8-Didehydro-5',6',7',8'-Tetrahydro-3,6'-Dihydroxy-β,β-Carotene-3',8'-Dione
CAS No.	50906-60-0
Molecular Formula	C40H52O4
Molecular Weight	596.85 g/mol
Synonyms	3'-Dehydro-β,β-carotene-3,6-diol; 3'-Dehydro-β-cryptoxanthin; (3R,5'R,6'R)-3',8'-Didehydro-β,β-carotene-3,6-diol; 3'-Dehydrocryptoxanthin; 3',8'-Didehydro-β-cryptoxanthin; 3-Hydroxy-3',8'-didehydro-β-carotene; Apo-12'-cryptoxanthinal (related derivative).
EINECS	Contact for details

Quality Control

Our production of (3R,5'R,6'R)-7,8-Didehydro-5',6',7',8'-Tetrahydro-3,6'-Dihydroxy-β,β-Carotene-3',8'-Dione adheres to stringent quality systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure compliance with pharmaceutical and nutraceutical grade standards. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. For long-term storage, keep the material in a freezer at -20°C or below. The container should be kept in a cool, dry, and well-ventilated area.

Specification

Item	Specification
Appearance	Orange to red powder or crystalline solid
Identification (HPLC/UV)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% (3R,5'R,6'R isomer)
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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