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API Impurities

rac-Efavirenz

Reference StandardAvailable on request

rac-Efavirenz (CAS 177530-93-7) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Impurities range.

Pack sizes
rac-Efavirenz chemical structure
CAS number177530-93-7
FormulaC14H9ClF3NO2
Molar mass315.67 g/mol
Physical formSolid
HS code38229090
InChIKeyXPOQHMRABVBWPR-UHFFFAOYSA-N
IUPAC name6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one

About rac-Efavirenz

rac-Efavirenz is supplied by Zemixal as a characterised reference material for Efavirenz analysis. Key data (Reference Standard): CAS 177530-93-7, formula C14H9ClF3NO2 and molar mass 315.67 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes 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 Efavirenz

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

Efavirenz standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of rac-Efavirenz
Product namerac-Efavirenz
Catalogue numberZX-021520
CAS number177530-93-7
IUPAC name6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one
Molecular formulaC14H9ClF3NO2
Molar mass315.67 g/mol
Exact mass315.0274
GradeReference Standard
Physical formSolid
XLogP34
H-bond donors / acceptors1 / 5
Topological polar surface area38.3 Ų
HS code38229090
InChIKeyXPOQHMRABVBWPR-UHFFFAOYSA-N
SMILESC1CC1C#CC2(C3=C(C=CC(=C3)Cl)NC(=O)O2)C(F)(F)F
PubChem CID3203
SynonymsEfavirenz Racemic, Efavirenz Racemic Mixture, 2H-3,1-Benzoxazin-2-one, 6-chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-, 6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-2-one, (+/-)-Efavirenz, 6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one, 6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-2,4-dihydro-1H-3,1-benzoxazin-2-one, Racemic-Efavirenz, Efavirenz Racemate, 6-Chloro-4-cyclopropylethynyl-4-trifluoromethyl-1,4-dihydro-2H-3,1-benzoxazin-2-one

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of rac-Efavirenz
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 rac-Efavirenz

Which CAS number identifies rac-Efavirenz?
rac-Efavirenz is registered under CAS 177530-93-7. You may also see it listed as Efavirenz Racemic, Efavirenz Racemic Mixture, 2H-3,1-Benzoxazin-2-one, 6-chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-. Our catalogue number for this item is ZX-021520.
What are the formula and molar mass of rac-Efavirenz?
For rac-Efavirenz, its formula is C14H9ClF3NO2 and its molar mass is 315.67 g/mol. The systematic (IUPAC) name is 6-chloro-4-(2-cyclopropylethynyl)-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one. InChIKey XPOQHMRABVBWPR-UHFFFAOYSA-N lets you match it in any structure database.
How is rac-Efavirenz used in pharmaceutical QC?
rac-Efavirenz 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 rac-Efavirenz?
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 rac-Efavirenz?
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 rac-Efavirenz to my country?
Yes. rac-Efavirenz ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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