Description

(Z)-Pterostilbene is a specific stereoisomer of the naturally occurring polyphenol compound pterostilbene, distinguished by its Z-configuration around the central double bond. This compound is valued for its enhanced metabolic stability and bioavailability compared to its more common E-isomer and the structurally similar resveratrol. It is primarily sought by research and development teams in the pharmaceutical, nutraceutical, and cosmeceutical industries for investigating its potential bioactive properties.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block or reference standard in the synthesis and development of novel therapeutic agents.
• Nutraceutical Research: Used in preclinical studies to explore its potential antioxidant, anti-aging, and metabolic health benefits.
• Cosmetic Actives Development: Incorporated into R&D formulations for studying skin-protective and anti-inflammatory effects.
• Biochemical Research: Employed as a standard or reagent in studies focusing on cell signaling pathways, gene expression, and enzyme inhibition.
• Analytical Reference Standard: Used in HPLC, LC-MS, and NMR for method development, validation, and quality control of related products.
• Food Science Research: Investigated for potential applications as a natural preservative or functional food ingredient.

Basic Information

Product Name	(Z)-Pterostilbene
CAS No.	441351-32-2
Molecular Formula	C16H16O3
Molecular Weight	256.30 g/mol
Synonyms	(Z)-3,5-Dimethoxy-4'-hydroxystilbene; cis-Pterostilbene; (Z)-Pterostilbene; (Z)-4-[(3,5-Dimethoxystyryl)phenol]; 2-(3,5-Dimethoxystyryl)phenol (Z-isomer); Pterostilbene Z-isomer; cis-3,5-Dimethoxy-4'-hydroxystilbene
EINECS	Contact for details

Quality Control

Our (Z)-Pterostilbene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets stringent specifications for research and development purposes. A detailed Certificate of Analysis (COA) documenting purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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