rac Efavirenz-d5 (major)

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£550.00

SKU:: E2213-77
Molecular Weight:: 320.71
Storage Conditions:: -20°C
Supplier:: United States Biological
CAS Number:: 1132642-95-5
Extra Details:: Labeled Efavirenz. A nonnucleoside HIV-1 reverse transcriptase inhibitor. Synonyms: 6-Chloro-4-(2-cyclopropyl-d5-ethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one; DMP 266-d5; L 743726-d5; Stocrin-d5; Sustiva-d5 CAS No: 1132642-95-5 Unlabeled: 154598-52-4 Molecular Formula: C₁₄H₄D₅ClF₃NO₂ Molecular Weight: 320.71 Purity: ≥98% Appearance: Off-white to pale beige solid Solubility: Chloroform (Slightly), Methanol (Sparingly) Method for Determining Identity: Proton NMR (CDCl3) spectroscopic analysis and mass spectormetric analysis TLC Conditions: SiO2; Hexane: Ethyl Acetate (2:1). Visualized with UV and KMnO4; Single spot (Rf= 0.5). Melting Point: 182-185°C Normalized Intensity: d1= 0%; d2= 0.2%; d3= 0.3%; d4= 36.7%; d5 64.1% Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.