Tapinarof Z-Isomer Impurity

Name: Tapinarof Z-Isomer Impurity
Brand: Vaqora Chemicals
SKU: VQ-005987

About Tapinarof Z-Isomer Impurity

Listed under CAS 1622988-14-0, Tapinarof Z-Isomer Impurity is an impurity of Tapinarof available from Vaqora Chemicals, specified at 98% purity. Formula C17H18O2, molecular weight 254.32 g/mol. The IUPAC name is 5-[(Z)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol. Alternative names: cis-Benvitimod and (Z)-2-Isopropyl-5-styrylbenzene-1,3-diol.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Tapinarof impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 5 mg packs, Tapinarof Z-Isomer Impurity is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick dispatch.

Typical applications

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

Industries

Related to Tapinarof

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

Tapinarof impurities

Specifications & identifiers

Chemical identifiers
Product name	Tapinarof Z-Isomer Impurity
Catalogue No.	VQ-005987
CAS Number	1622988-14-0
IUPAC name	5-[(Z)-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
Purity / assay	98%
HSN code	38229090
InChIKey	ZISJNXNHJRQYJO-HJWRWDBZSA-N
SMILES	CC(C)C1=C(C=C(C=C1O)/C=C\C2=CC=CC=C2)O
PubChem CID	92446300

Physical properties
Physical form	Solid
LogP (XLogP3)	4.6
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	cis-Benvitimod, (Z)-2-Isopropyl-5-styrylbenzene-1,3-diol, 2-(1-Methylethyl)-5-[(1Z)-2-phenylethenyl]-1,3-benzenediol, 5-[(1Z)-2-phenylethenyl]-2-(propan-2-yl)benzene-1,3-diol, cis-Tapinarof, 5-((1Z)-2-phenylethenyl)-2-(propan-2-yl)benzene-1,3-diol, Tapinarof Impurity 7, 1,3-Benzenediol, 2-(1-methylethyl)-5-[(1Z)-2-phenylethenyl]-

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 Tapinarof Z-Isomer Impurity?

The CAS Registry Number of Tapinarof Z-Isomer Impurity is 1622988-14-0. It is also known as cis-Benvitimod, (Z)-2-Isopropyl-5-styrylbenzene-1,3-diol, 2-(1-Methylethyl)-5-[(1Z)-2-phenylethenyl]-1,3-benzenediol.

What is the molecular formula and molecular weight of Tapinarof Z-Isomer Impurity?

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

What is Tapinarof Z-Isomer Impurity used for?

Tapinarof Z-Isomer Impurity 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 Z-Isomer Impurity can I order?

We supply Tapinarof Z-Isomer Impurity in Reference Standard (98%) grade, in 5 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tapinarof Z-Isomer Impurity?

Yes. Every lot of Tapinarof Z-Isomer Impurity 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 Z-Isomer Impurity be shipped internationally?

Yes. Tapinarof Z-Isomer Impurity 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.