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Item No. 25559

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REQUEST YOURS4-ANPP-13C6 (Item No. 25559) is an analytical reference material intended for use as an internal standard for the quantification of 4-ANPP (Item Nos. 22700 | 18810) by GC- or LC-MS. 4-ANPP is categorized as a piperidinamine. It is an intermediate in the synthesis of fentanyl (Item Nos. ISO60197 | 14719 | 22659) from N-phenethyl-4-piperidone (NPP; Item No. 20528).1 As such, 4-ANPP has been used as a precursor for the manufacture of fentanyl and related opioids. 4-ANPP is also an impurity found in fentanyl preparations. It is a known metabolite of acetyl fentanyl (Item Nos. ISO60128 | ISO00128), butyryl fentanyl (Item Nos. 19734 | 14728), furanyl fentanyl (Item Nos. 19633 | 18705), acrylfentanyl (Item Nos. 23060 | 19312), and fentanyl.2,3,4,5 4-ANPP-13C6 is regulated as a Schedule II compound in the United States. This product is intended for research and forensic applications.
WARNING This product is not for human or veterinary use.
1. Methods for preparing fentanyl and fentanyl intermediates. Patent Application Publication US2013/0281702A1, (2013).
2. In vitro and in vivo metabolite identification studies for the new synthetic opioids acetylfentanyl, acrylfentanyl, furanylfentanyl, and 4-
3. Fentanyl metabolism by human hepatic and intestinal cytochrome P450 3A4: Implications for interindividual variability in disposition, efficacy, and drug interactions. Drug Metab. Dispos. 25(9), 1072-1079 (1997).
4. Identification and analytical properties of acetyl fentanyl metabolites. J. Anal. Chem. 70(2), 216-224 (2015).
5. Studies on the metabolism of the fentanyl-