Pterostilbene, 99%

Name: Pterostilbene, 99%
Brand: Vaqora Chemicals
SKU: VQ-002946

About Pterostilbene, 99%

Pterostilbene is a bioactive small molecule in Puriss grade carrying the CAS registry number 537-42-8, specified at 99% purity. Its molecular formula is C16H16O3 and its molecular weight is 256.3 g/mol. Systematically, it is named 4-[(E)-2-(3,5-dimethoxyphenyl)ethenyl]phenol. It is also known as 3,5-Dimethoxy-4'-hydroxystilbene or 4-[(1E)-2-(3,5-Dimethoxyphenyl)ethenyl]phenol.

The material typically appears as a white to beige powder. Keep the material at 2–8 °C and protect it from moisture. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span cell signalling research, pharmacological screening, target validation and diagnostic assays. Our customers for this product work in academic and industrial research and diagnostics and biotechnology.

Standard pack sizes are 10 mg, 1 g and 100 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Cell signalling research
Pharmacological screening
Target validation
Diagnostic assays

Industries

Specifications & identifiers

Chemical identifiers
Product name	Pterostilbene, 99%
Catalogue No.	VQ-002946
CAS Number	537-42-8
IUPAC name	4-[(E)-2-(3,5-dimethoxyphenyl)ethenyl]phenol
Molecular formula	C₁₆H₁₆O₃
Molecular weight	256.3 g/mol
Exact mass	256.1099
Grade	Puriss
Purity / assay	99%
HSN code	29095090
InChIKey	VLEUZFDZJKSGMX-ONEGZZNKSA-N
SMILES	COC1=CC(=CC(=C1)/C=C/C2=CC=C(C=C2)O)OC
PubChem CID	5281727

Physical properties
Physical form	Powder
Appearance	White to beige powder
LogP (XLogP3)	3.8
H-bond donors / acceptors	1 / 3
TPSA	38.7 Å²
Storage	2–8 °C
UN number	UN 3077
Synonyms	3,5-Dimethoxy-4'-hydroxystilbene, 4-[(1E)-2-(3,5-Dimethoxyphenyl)ethenyl]phenol, Pterocarpus marsupium, trans-pterostilbene, pterostilbene, (E)-, 3',5'-Dimethoxy-4-stilbenol, 3,5-Dimethoxy-4'-hydroxy-trans-stilbene, Phenol, 4-[(1E)-2-(3,5-dimethoxyphenyl)ethenyl]-, 3',5'-dimethoxy-resveratrol, trans-3,5-dimethoxy-4'-hydroxystilbene, 4-((E)-2-(3,5-dimethoxyphenyl)ethenyl)phenol, phenol, 4-((1E)-2-(3,5-dimethoxyphenyl)ethenyl)-

Safety & hazard information (GHS)

Corrosive

Environmental hazard

Signal word: Danger

Hazard statements

H318Causes serious eye damage
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P264 + P265, P273, P280, P305 + P354 + P338, P317, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 537-42-8

Pterostilbene, 97%

CAS: 537-42-8
Formula: C₁₆H₁₆O₃
MW: 256.3 g/mol

VQ-002945

Frequently asked questions

What is the CAS number of Pterostilbene, 99%?

The CAS Registry Number of Pterostilbene, 99% is 537-42-8. It is also known as 3,5-Dimethoxy-4'-hydroxystilbene, 4-[(1E)-2-(3,5-Dimethoxyphenyl)ethenyl]phenol, Pterocarpus marsupium.

What is the molecular formula and molecular weight of Pterostilbene, 99%?

Pterostilbene, 99% has the molecular formula C16H16O3 and a molecular weight of 256.3 g/mol. Its IUPAC name is 4-[(E)-2-(3,5-dimethoxyphenyl)ethenyl]phenol.

Which grade and pack sizes of Pterostilbene, 99% can I order?

We supply Pterostilbene, 99% in Puriss (99%) grade, in 10 mg, 1 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pterostilbene, 99%?

Yes. Every lot of Pterostilbene, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Pterostilbene, 99% be shipped internationally?

Yes. Pterostilbene, 99% is classified as hazardous (UN 3077), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should Pterostilbene, 99% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.