Description

Procyanidind CAS NO 35356-34-4 is a high-purity, standardized complex of oligomeric proanthocyanidins, a class of natural polyphenolic bioflavonoids. This compound is valued for its potent antioxidant properties and its role as a key bioactive ingredient in advanced formulations. It is essential for manufacturers in the nutraceutical, cosmetic, and pharmaceutical industries seeking natural, efficacious components for health and wellness products.

Application

• Nutraceutical & Dietary Supplements: Used as a primary active ingredient in capsules, tablets, and powders targeting cardiovascular health, capillary integrity, and antioxidant support.
• Cosmetics & Skincare: Incorporated into anti-aging serums, creams, and lotions for its collagen-stabilizing and free radical-scavenging effects to protect against environmental skin damage.
• Functional Foods & Beverages: Added to health drinks, fortified foods, and sports nutrition products to enhance their antioxidant profile and functional benefits.
• Pharmaceutical Research: Serves as a reference standard and active pharmaceutical ingredient (API) in preclinical and clinical studies investigating vascular and inflammatory conditions.
• Veterinary Supplements: Formulated into pet health products to support joint health and overall vitality in animals.

Basic Information

Product Name	Procyanidind
CAS No.	35356-34-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Proanthocyanidin A2; Procyanidin A2; Procyanidol A2; Procyanidin dimer A2; [8,8'-Bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol, 2,2'-bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-4,4',6,6',8,8'-hexahydroxy-, [2R-[2α,3β,4β(2R*,3R*),2'α,3'β,4'β]]-; Grape Seed Extract PCOs; Oligomeric Proanthocyanidins (OPCs); Pycnogenol® related compounds
EINECS	Contact for details

Quality Control

Our Procyanidind is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and assay, to ensure it meets stringent specifications for nutraceutical and cosmetic use. Certificates of Analysis (COA) detailing identity, purity, and heavy metal content are available upon request to support your regulatory and quality assurance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from excessive heat and moisture.

Specification

Item	Specification
Appearance	Brownish-red to tan powder
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	Min. 95% (Procyanidin A2)
Total Proanthocyanidins	Min. 98%
Loss on Drying	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 10 ppm
Microbiological Analysis	Meets standard limits for dietary ingredients

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