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Stable Isotope Labelled Standards (Deuterated, 13C, 15N)

Efavirenz-13C6

Reference StandardAvailable on request

Efavirenz-13C6 (CAS 1261394-62-0) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-033367.

Pack sizes
Efavirenz-13C6 chemical structure
CAS number1261394-62-0
FormulaC14H9ClF3NO2
Molar mass321.63 g/mol
Physical formSolid
HS code38229090
InChIKeyXPOQHMRABVBWPR-OMTIFVAJSA-N
IUPAC name6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one

About Efavirenz-13C6

Zemixal lists Efavirenz-13C6 for laboratories that identify, quantify or control Efavirenz and its related substances. For your records (Reference Standard), the material is defined by CAS 1261394-62-0, formula C14H9ClF3NO2 and molar mass 321.63 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H301, H319, H360 and H372. Read the SDS before first use.

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

Reference standards for Efavirenz

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

Efavirenz standards

Typical uses

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Deuterated and Stable-Isotope-Labelled Compounds

Specifications and identifiers

Specifications of Efavirenz-13C6
Product nameEfavirenz-13C6
Catalogue numberZX-033367
CAS number1261394-62-0
IUPAC name6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one
Molecular formulaC14H9ClF3NO2
Molar mass321.63 g/mol
Exact mass321.0475
GradeReference Standard
Physical formSolid
XLogP34
H-bond donors / acceptors1 / 5
Topological polar surface area38.3 Ų
HS code38229090
InChIKeyXPOQHMRABVBWPR-OMTIFVAJSA-N
SMILESC1CC1C#CC2([13C]3=[13C]([13CH]=[13CH][13C](=[13CH]3)Cl)NC(=O)O2)C(F)(F)F
PubChem CID76973341

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H301Toxic if swallowed
  • H319Causes serious eye irritation
  • H360May damage fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure
  • H400Very toxic to aquatic life
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P203, P260, P264, P264 + P265, P270, P273, P280, P301 + P316, P305 + P351 + P338, P318, P319, P321, P330, P337 + P317, 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 Efavirenz-13C6
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 Efavirenz-13C6

Which CAS number identifies Efavirenz-13C6?
Efavirenz-13C6 is registered under CAS 1261394-62-0. Our catalogue number for this item is ZX-033367.
What are the formula and molar mass of Efavirenz-13C6?
For Efavirenz-13C6, its formula is C14H9ClF3NO2 and its molar mass is 321.63 g/mol. The systematic (IUPAC) name is 6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one. InChIKey XPOQHMRABVBWPR-OMTIFVAJSA-N lets you match it in any structure database.
How is Efavirenz-13C6 used in pharmaceutical QC?
Efavirenz-13C6 is a characterised reference material linked to Efavirenz. 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 Efavirenz-13C6?
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 Efavirenz-13C6?
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 Efavirenz-13C6 to my country?
Yes. Because Efavirenz-13C6 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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