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CSA Names: 4-MePPP
CSA Location: Schedule I Section (d) Subsection (59) DEA code 7498
Schedule I Section (h) Subsection (12) DEA code 7498
CSA History: 79 FR 4429 proposed to add (for two years) via the emergency scheduling provision of 21 USC 811(h) on 28 Jan 2014
81 FR 11479 proposed to add on 4 Mar 2016
79 FR 12938 added (for two years) via the emergency scheduling provision of 21 USC 811(h) effective 7 Mar 2014
80 FR 14842 renumbered effective 20 Mar 2015
Names: 4ʹ-Methyl-α-pyrrolidinopropiophenone (primary)
MPPP (secondary)
1-(4-Methylphenyl)-2-(pyrrolidin-1-yl)propan-1-one (IUPAC)
Molecular formula: C14H19NO
Nominal mass: 217
Average mass: 217.3068
Monoisotopic mass: 217.146664
CAS registry number:
ChemSpider: 4936084
PubChem: 6430745
Wikipedia: 4′-Methyl-α-pyrrolidinopropiophenone
Standard InChI: InChI=1S/C14H19NO/c1-11-5-7-13(8-6-11)14(16)12(2)15-9-3-4-10-15/h5-8,12H,3-4,9-10H2,1-2H3
SMILES: CC(C(=O)c1ccc(cc1)C)N1CCCC1
Tags: cathinone,USCSA
Property Value Remarks
Property Value Remarks
Location Type Remarks
MePPP MS.pdf EI MS From SWGDRUG Library
MPPP.pdf EI MS Coutesy of MFRC grant SC-12-370 by JCSO (spectra not from verified reference standard)
4-methyl-alpha-pyrrolidinopropiophenone edit.pdf SP-GC-IR DiscovIR
Vendor ID URL
Cayman Chemical 11485 (3-MePPP)
Cayman Chemical 11484 (2-MePPP)
Cayman Chemical 10446
LGC LGCAMP1387.10.01
Title Publication Date Vol. Iss. Page(s) Remarks
Consideration of the Cathinones 2010-03-00 Advisory Council on the Misuse of Drugs
Screening of seized emerging drugs by ultra-high performance liquid chromatography with photodiode array ultraviolet and mass spectrometric detection. DOI: 10.1016/j.forsciint.2014.01.018 For. Sci. Int. 2014-04-01 Vol 237 L. Li and I. S. Lurie
Analysis and characterization of the novel psychoactive drug Forensic Science International 2014-11-01 Vol 244 (e56-e59) Magdalena Taschwer et al
Forensic Analysis of Cathinones Forensic Science Review 2013-01-01 Vol 25 (48-64) L. Gautam, A. Shanmuganathan, M. D. Cole
Direct analysis in real time mass spectrometry (DART-MS) of “bath salt” cathinone drug mixtures Analyst 2013-01-01 Vol 138 (3424-3432) Ashton D. Lesiak et al
Cathinone derivatives: A review of their chemistry, pharmacology and toxicology Drug Testing and Analysis 2011-01-01 Vol 3 (439-453) John P. Kelly et al
Prevalence and co-existence of active components of ‘legal highs’ Drug Testing and Analysis 2013-06-01 Vol 5 (6) Dariusz Zuba and Bogumiła Byrska
Database ID URL
SWGDRUG Monographs 4-MePPP Monograph
SWGDRUG Mass Spectral Library
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