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API Reference Standards

Tapinarof

Reference StandardIn stock

Buy Tapinarof (CAS 79338-84-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Reference Standards range.

Pack sizes
Tapinarof chemical structure
CAS number79338-84-4
FormulaC17H18O2
Molar mass254.32 g/mol
Physical formSolid
HS code38229090
InChIKeyZISJNXNHJRQYJO-CMDGGOBGSA-N
IUPAC name5-[(E)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol

About Tapinarof

Tapinarof is supplied by Zemixal as a characterised reference material for Tapinarof analysis. Key data (Reference Standard): CAS 79338-84-4, formula C17H18O2 and molar mass 254.32 g/mol. It is handled as a solid.

Typical applications

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Hazard communication follows GHS (Warning: H361, H400, H410 and H413). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg, 100 mg and 250 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Tapinarof

See every impurity, metabolite and related compound we list for this API.

Tapinarof standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Tapinarof
Product nameTapinarof
Catalogue numberZX-006842
CAS number79338-84-4
IUPAC name5-[(E)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol
Molecular formulaC17H18O2
Molar mass254.32 g/mol
Exact mass254.1307
GradeReference Standard
Physical formSolid
XLogP34.6
H-bond donors / acceptors2 / 2
Topological polar surface area40.5 Ų
HS code38229090
InChIKeyZISJNXNHJRQYJO-CMDGGOBGSA-N
SMILESCC(C)C1=C(C=C(C=C1O)/C=C/C2=CC=CC=C2)O
PubChem CID6439522
SynonymsBenvitimod, 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

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Warning

  • 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Tapinarof
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Tapinarof

Which CAS number identifies Tapinarof?
Tapinarof is registered under CAS 79338-84-4. You may also see it listed as Benvitimod, 2-(1-Methylethyl)-5-[(1E)-2-phenylethenyl]-1,3-benzenediol, (E)-2-(1-methylethyl)-5-(2-phenylethenyl)-1,3-benzenediol. Our catalogue number for this item is ZX-006842.
What are the formula and molar mass of Tapinarof?
For Tapinarof, its formula is C17H18O2 and its molar mass is 254.32 g/mol. The systematic (IUPAC) name is 5-[(E)-2-phenylethenyl]-2-propan-2-ylbenzene-1,3-diol. InChIKey ZISJNXNHJRQYJO-CMDGGOBGSA-N lets you match it in any structure database.
How is Tapinarof used in pharmaceutical QC?
Tapinarof is a characterised reference material linked to Tapinarof. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Tapinarof?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Tapinarof?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Tapinarof to my country?
Yes. Because Tapinarof is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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