Tapinarof

Name: Tapinarof
Brand: Vaqora Chemicals
SKU: VQ-007778

About Tapinarof

Tapinarof is a high-purity reference standard of Tapinarof carrying the CAS registry number 79338-84-4. With the molecular formula C17H18O2, it has a molar mass of 254.32 g/mol. Systematically, it is named 5-[(E)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol. Common synonyms include Benvitimod and (E)-2-Isopropyl-5-styrylbenzene-1,3-diol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a reference sample of Tapinarof, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tapinarof in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. This item is currently in stock for prompt dispatch.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Tapinarof

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

Tapinarof impurities

Specifications & identifiers

Chemical identifiers
Product name	Tapinarof
Catalogue No.	VQ-007778
CAS Number	79338-84-4
IUPAC name	5-[(E)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol
Molecular formula	C₁₇H₁₈O₂
Molecular weight	254.32 g/mol
Exact mass	254.1307
Grade	Reference Standard
HSN code	38229090
InChIKey	ZISJNXNHJRQYJO-CMDGGOBGSA-N
SMILES	CC(C)C1=C(C=C(C=C1O)/C=C/C2=CC=CC=C2)O
PubChem CID	6439522

Physical properties
Physical form	Solid
LogP (XLogP3)	4.6
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	Benvitimod, 2-(1-Methylethyl)-5-[(1E)-2-phenylethenyl]-1,3-benzenediol, (E)-2-(1-methylethyl)-5-(2-phenylethenyl)-1,3-benzenediol, (E)-2-Isopropyl-5-styrylbenzene-1,3-diol, 3,5-Dihydroxy-4-isopropyl-trans-stilbene, 3,5-Dihydroxy-4-isopropylstilbene, WBI-1001, 3,5-DH4IS, WBI 1001, 1,3-Benzenediol, 2-(1-methylethyl)-5-(2-phenylethenyl)-, (E)-, 5-((E)-2-phenylethenyl)-2-propan-2-ylbenzene-1,3-diol, 5-(2-phenylethenyl)-2-isopropyl-1,3-benzenediol

Safety & hazard information (GHS)

Health hazard

Environmental hazard

Signal word: Warning

Hazard statements

H361Suspected of damaging fertility or the unborn child
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P203, P273, P280, P318, P391, 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 Tapinarof?

The CAS Registry Number of Tapinarof is 79338-84-4. It is also known as Benvitimod, 2-(1-Methylethyl)-5-[(1E)-2-phenylethenyl]-1,3-benzenediol, (E)-2-(1-methylethyl)-5-(2-phenylethenyl)-1,3-benzenediol.

What is the molecular formula and molecular weight of Tapinarof?

Tapinarof has the molecular formula C17H18O2 and a molecular weight of 254.32 g/mol. Its IUPAC name is 5-[(E)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol.

What is Tapinarof used for?

Tapinarof is supplied as a characterised reference material related to Tapinarof. 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 Tapinarof can I order?

We supply Tapinarof in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tapinarof?

Yes. Every lot of Tapinarof 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 Tapinarof be shipped internationally?

Yes. Tapinarof 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.