Shipping to 128 countriesCOA and SDS with every lotQuotes within one business day
Bulk CASAccount
API Impurities

β-Tocopherol (Racemic Mixture)

Reference StandardAvailable on request

Order β-Tocopherol (Racemic Mixture) (CAS 148-03-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
β-Tocopherol (Racemic Mixture) chemical structure
CAS number148-03-8
FormulaC28H48O2
Molar mass416.7 g/mol
Physical formSolid
HS code38229090
InChIKeyWGVKWNUPNGFDFJ-DQCZWYHMSA-N
IUPAC name(2R)-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydrochromen-6-ol

About β-Tocopherol (Racemic Mixture)

Zemixal lists β-Tocopherol (Racemic Mixture) for laboratories that identify, quantify or control Tocopherol and its related substances. Identity at a glance (Reference Standard): CAS 148-03-8, formula C28H48O2 and molar mass 416.7 g/mol. It is handled as a solid.

Use cases we see most often

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

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

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. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Tocopherol

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

Tocopherol standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of β-Tocopherol (Racemic Mixture)
Product nameβ-Tocopherol (Racemic Mixture)
Catalogue numberZX-036390
CAS number148-03-8
IUPAC name(2R)-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydrochromen-6-ol
Molecular formulaC28H48O2
Molar mass416.7 g/mol
Exact mass416.3654
GradeReference Standard
Physical formSolid
XLogP310.3
H-bond donors / acceptors1 / 2
Topological polar surface area29.5 Ų
HS code38229090
InChIKeyWGVKWNUPNGFDFJ-DQCZWYHMSA-N
SMILESCC1=CC(=C(C2=C1O[C@](CC2)(C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C)O
PubChem CID6857447
SynonymsRel-Beta-Tocopherol, d-beta-Tocopherol, 5,8-Dimethyltocol, Cumotocopherol, Neotocopherol, p-Xylotocopherol, beta Tocopherol, (2R)-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydro-2H-1-benzopyran-6-ol, (2R)-2,5,8-trimethyl-2-((4R,8R)-4,8,12-trimethyltridecyl)-3,4-dihydrochromen-6-ol, (2R)-2,5,8-trimethyl-2-((4R,8R)-4,8,12-trimethyltridecyl)-3,4-dihydro-2H-1-benzopyran-6-ol, 3,4-Dihydro-2,5,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-ol, 2,5,8-trimethyl-2-(4,8,12-trimethyltridecyl)chroman-6-ol

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

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 β-Tocopherol (Racemic Mixture)
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 β-Tocopherol (Racemic Mixture)

Which CAS number identifies β-Tocopherol (Racemic Mixture)?
β-Tocopherol (Racemic Mixture) is registered under CAS 148-03-8. You may also see it listed as Rel-Beta-Tocopherol, d-beta-Tocopherol, 5,8-Dimethyltocol. Our catalogue number for this item is ZX-036390.
What are the formula and molar mass of β-Tocopherol (Racemic Mixture)?
For β-Tocopherol (Racemic Mixture), its formula is C28H48O2 and its molar mass is 416.7 g/mol. The systematic (IUPAC) name is (2R)-2,5,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydrochromen-6-ol. InChIKey WGVKWNUPNGFDFJ-DQCZWYHMSA-N lets you match it in any structure database.
How is β-Tocopherol (Racemic Mixture) used in pharmaceutical QC?
β-Tocopherol (Racemic Mixture) is a characterised reference material linked to Tocopherol. 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 β-Tocopherol (Racemic Mixture)?
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 β-Tocopherol (Racemic Mixture)?
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 β-Tocopherol (Racemic Mixture) to my country?
Yes. Because β-Tocopherol (Racemic Mixture) 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.

More Tocopherol standards

More in API Impurities

Have a list of compounds to price?

Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.

Compare 0 of 4Compare now