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Pharmacopeial Impurities (EP / USP / BP)

Betacarotene EP Impurity A (Free Base)

Reference StandardAvailable on request

Order Betacarotene EP Impurity A (Free Base) (CAS 1638-05-7) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Betacarotene EP Impurity A (Free Base) chemical structure
CAS number1638-05-7
FormulaC25H34O
Molar mass350.5 g/mol
Physical formSolid
HS code38229090
InChIKeyBQTOMHXDSCUCFR-PHPDKTIJSA-N
IUPAC name(2E,4E,6E,8E,10E,12E)-2,7,11-trimethyl-13-(2,6,6-trimethylcyclohexen-1-yl)trideca-2,4,6,8,10,12-hexaenal

About Betacarotene EP Impurity A (Free Base)

Betacarotene EP Impurity A (Free Base) belongs to the Betacarotene reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 1638-05-7, formula C25H34O and molar mass 350.5 g/mol. It is handled as a solid.

Use cases we see most often

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

Handling and storage

It carries the GHS signal word Warning (H317 and H412), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Betacarotene

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

Betacarotene standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Betacarotene EP Impurity A (Free Base)
Product nameBetacarotene EP Impurity A (Free Base)
Catalogue numberZX-045745
CAS number1638-05-7
IUPAC name(2E,4E,6E,8E,10E,12E)-2,7,11-trimethyl-13-(2,6,6-trimethylcyclohexen-1-yl)trideca-2,4,6,8,10,12-hexaenal
Molecular formulaC25H34O
Molar mass350.5 g/mol
Exact mass350.261
GradeReference Standard
Physical formSolid
XLogP37.5
H-bond donors / acceptors0 / 1
Topological polar surface area17.1 Ų
HS code38229090
InChIKeyBQTOMHXDSCUCFR-PHPDKTIJSA-N
SMILESCC1=C(C(CCC1)(C)C)/C=C/C(=C/C=C/C(=C/C=C/C=C(\C)/C=O)/C)/C
PubChem CID11142672
SynonymsBetacarotene - Impurity A, beta-Apo-12'-carotenal, 2,7,11-trimethyl-13-(2,6,6-trimethylcyclohex-1-en-1-yl)tridecahexaen-2,4,6,8,10,12-al, 12'-Apo-beta-carotenal, 12'-Apo-beta,psi-carotenal, 12'-apo-beta-caroten-12'-al, 12'-apo-carotenal, 12-Apo-beta-carotenal

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 Warning

  • H317May cause an allergic skin reaction
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P260, P261, P272, P273, P280, P302 + P352, P319, P321, P333 + P317, P362 + P364, 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 Betacarotene EP Impurity A (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 Betacarotene EP Impurity A (Free Base)

Which CAS number identifies Betacarotene EP Impurity A (Free Base)?
Betacarotene EP Impurity A (Free Base) is registered under CAS 1638-05-7. You may also see it listed as Betacarotene - Impurity A, beta-Apo-12'-carotenal, 2,7,11-trimethyl-13-(2,6,6-trimethylcyclohex-1-en-1-yl)tridecahexaen-2,4,6,8,10,12-al. Our catalogue number for this item is ZX-045745.
What are the formula and molar mass of Betacarotene EP Impurity A (Free Base)?
For Betacarotene EP Impurity A (Free Base), its formula is C25H34O and its molar mass is 350.5 g/mol. The systematic (IUPAC) name is (2E,4E,6E,8E,10E,12E)-2,7,11-trimethyl-13-(2,6,6-trimethylcyclohexen-1-yl)trideca-2,4,6,8,10,12-hexaenal. InChIKey BQTOMHXDSCUCFR-PHPDKTIJSA-N lets you match it in any structure database.
How is Betacarotene EP Impurity A (Free Base) used in pharmaceutical QC?
Betacarotene EP Impurity A (Free Base) is a characterised reference material linked to Betacarotene. 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 Betacarotene EP Impurity A (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 Betacarotene EP Impurity A (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 Betacarotene EP Impurity A (Free Base) to my country?
Yes. Because Betacarotene EP Impurity A (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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