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Pharmacopeial Impurities (EP / USP / BP)

Tamoxifen EP Impurity F (Free Base)

Reference StandardAvailable on request

Order Tamoxifen EP Impurity F (Free Base) (CAS 31750-48-8) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Tamoxifen EP Impurity F (Free Base) chemical structure
CAS number31750-48-8
FormulaC25H27NO
Molar mass357.5 g/mol
Physical formSolid
HS code38229090
InChIKeyNYDCDZSEEAUOHN-IZHYLOQSSA-N
IUPAC name2-[4-[(Z)-1,2-diphenylbut-1-enyl]phenoxy]-N-methylethanamine

About Tamoxifen EP Impurity F (Free Base)

Tamoxifen EP Impurity F (Free Base) belongs to the Tamoxifen reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 31750-48-8, formula C25H27NO and molar mass 357.5 g/mol. It is handled as a solid.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Safe handling

It carries the GHS signal word Danger (H302, H350, H360 and H361), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with 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 Tamoxifen

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

Tamoxifen standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Tamoxifen EP Impurity F (Free Base)
Product nameTamoxifen EP Impurity F (Free Base)
Catalogue numberZX-032847
CAS number31750-48-8
IUPAC name2-[4-[(Z)-1,2-diphenylbut-1-enyl]phenoxy]-N-methylethanamine
Molecular formulaC25H27NO
Molar mass357.5 g/mol
Exact mass357.2093
GradeReference Standard
Physical formSolid
XLogP36.7
H-bond donors / acceptors1 / 2
Topological polar surface area21.3 Ų
HS code38229090
InChIKeyNYDCDZSEEAUOHN-IZHYLOQSSA-N
SMILESCC/C(=C(\C1=CC=CC=C1)/C2=CC=C(C=C2)OCCNC)/C3=CC=CC=C3
PubChem CID6378383
SynonymsTamoxifen citrate impurity F, Tamoxifen Citrate - Impurity F, N-Desmethyltamoxifen, Desmethyltamoxifen, n-, ICI 55,548, cis-2-(p-(1,2-Diphenyl-1-butenyl)phenoxy)-N-methylethylamine, (2-{4-[(1Z)-1,2-diphenylbut-1-en-1-yl]phenoxy}ethyl)(methyl)amine, (2-(4-((1Z)-1,2-diphenylbut-1-en-1-yl)phenoxy)ethyl)(methyl)amine, 2-(4-((1Z)-1,2-Diphenyl-1-butenyl)phenoxy)-N-methylethanamine, N-demethyltamoxifen, N-desmethyl tamoxifen, (Z)-2-(4-(1,2-diphenylbut-1-en-1-yl)phenoxy)-N-methylethanamine

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H302Harmful if swallowed
  • H350May cause cancer
  • H360May damage fertility or the unborn child
  • H361Suspected of damaging fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P264, P270, P280, P301 + P317, P318, P319, P330, 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 Tamoxifen EP Impurity F (Free Base)
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Tamoxifen EP Impurity F (Free Base)

Which CAS number identifies Tamoxifen EP Impurity F (Free Base)?
Tamoxifen EP Impurity F (Free Base) is registered under CAS 31750-48-8. You may also see it listed as Tamoxifen citrate impurity F, Tamoxifen Citrate - Impurity F, N-Desmethyltamoxifen. Our catalogue number for this item is ZX-032847.
What are the formula and molar mass of Tamoxifen EP Impurity F (Free Base)?
For Tamoxifen EP Impurity F (Free Base), its formula is C25H27NO and its molar mass is 357.5 g/mol. The systematic (IUPAC) name is 2-[4-[(Z)-1,2-diphenylbut-1-enyl]phenoxy]-N-methylethanamine. InChIKey NYDCDZSEEAUOHN-IZHYLOQSSA-N lets you match it in any structure database.
How is Tamoxifen EP Impurity F (Free Base) used in pharmaceutical QC?
Tamoxifen EP Impurity F (Free Base) is a characterised reference material linked to Tamoxifen. 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 Tamoxifen EP Impurity F (Free Base)?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Tamoxifen EP Impurity F (Free Base)?
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 Tamoxifen EP Impurity F (Free Base) to my country?
Yes. Because Tamoxifen EP Impurity F (Free Base) 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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