5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzene… 1224713-90-9

Name: 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol
Brand: Vaqora Chemicals
SKU: VQ-049671

About 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol

Vaqora Chemicals supplies 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol, an impurity of Resveratrol registered under CAS number 1224713-90-9. Formula C14H11BrO2, molecular weight 291.14 g/mol. The IUPAC name is 5-[(E)-2-(4-bromophenyl)ethenyl]benzene-1,3-diol. Alternative names: 3,5-Dihydroxy-4'-bromostilbene and 4'-Bromo-resveratrol.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This Resveratrol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Resveratrol

View every impurity, metabolite and intermediate we list for Resveratrol.

Resveratrol impurities

Specifications & identifiers

Chemical identifiers
Product name	5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol
Catalogue No.	VQ-049671
CAS Number	1224713-90-9
IUPAC name	5-[(E)-2-(4-bromophenyl)ethenyl]benzene-1,3-diol
Molecular formula	C₁₄H₁₁BrO₂
Molecular weight	291.14 g/mol
Exact mass	289.9942
Grade	Reference Standard
HSN code	38229090
InChIKey	NCJVLKFAQIWASE-OWOJBTEDSA-N
SMILES	C1=CC(=CC=C1/C=C/C2=CC(=CC(=C2)O)O)Br
PubChem CID	18475115

Physical properties
Physical form	Solid
LogP (XLogP3)	4.2
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	3,5-Dihydroxy-4'-bromostilbene, 5-[(E)-2-(4-bromophenyl)vinyl]benzene-1,3-diol, 4'-Bromo-resveratrol, (E)-5-(4-bromostyryl)benzene-1,3-diol, 1,3-Benzenediol, 5-[(1E)-2-(4-bromophenyl)ethenyl]-, 4-Bromoresveratrol, 1,3-Benzenediol, 5-[2-(4-bromophenyl)ethenyl]-, 5-(4-Bromostyryl)benzene-1,3-diol

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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

Frequently asked questions

What is the CAS number of 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol?

The CAS Registry Number of 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol is 1224713-90-9. It is also known as 3,5-Dihydroxy-4'-bromostilbene, 5-[(E)-2-(4-bromophenyl)vinyl]benzene-1,3-diol, 4'-Bromo-resveratrol.

What is the molecular formula and molecular weight of 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol?

5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol has the molecular formula C14H11BrO2 and a molecular weight of 291.14 g/mol. Its IUPAC name is 5-[(E)-2-(4-bromophenyl)ethenyl]benzene-1,3-diol.

What is 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol used for?

5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol is supplied as a characterised reference material related to Resveratrol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol can I order?

We supply 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol?

Yes. Every lot of 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol 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 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol be shipped internationally?

Yes. 5-[(1E)-2-(4-Bromophenyl)Ethenyl]-1,3-Benzenediol is classified as hazardous, 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.