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A 2 μL aliquot of the resulting solution was injected into the GC-MS system. GC-MS evaluation was carried out with an Agilent 6890N GC system (Palo Alto, CA, USA) geared up with a 5975 Mass Selective Detector (Agilent Technologies, Palo Alto, CA, USA). The samples have been separated using an Agilent J&W HP-5 capillary column (30 m × 0.32 mm ID, 0.25 μm film thickness), and helium (Air Liquid, Alges, Portugal) was used because the service gas, at a relentless circulation of 1.Three mL min−1. The injections have been carried out in split mode, with a ratio of 40:1. The injector port was heated to 250 °C and 2 µL of pattern was injected in the GC system. The preliminary column temperature was set to 60 °C for 4 min, followed by a temperature ramp of 15 °C min−1 to a hundred and fifty °C, held for five min, and 20 °C min−1 to 290 °C held for 10 min.

Possible fragmentation pathways of TFAA derivatives of, (A) buphedrone, and (B) N-ethylcathinone. We are able to conclude, based mostly on these results and considering the number of potential compounds to be investigated, associated to the lack of reference standards and the existence of a large range of isomers with similar fragmentation patterns under EI conditions, that the derivatization with TFAA showed to be an effective technique to verify the identification of these substances, permitting us to obtain extra specific structural info of those compounds. Thus, by means of the GC-MS analysis, it was potential to establish a total of 11 different substances, belonging, essentially the most of them, to the category of SCat. MPHP was identified as the principle compound in product 1, while α-PHP was the primary component in product 2. Both substances confirmed characteristic mass spectral fragmentation sample with SCat containing a pyrrolidine ring in the facet chain. Methylone was recognized as the principle element in product 10, and together with caffeine in product 9. "Bloom" merchandise (products 3-7) had the same chromatographic profile and an identical chemical composition, which means that they probably belong to the identical batch.

Any of the following opiates, together with their isomers, esters, ethers, salts, and salts of isomers, esters and ethers, unless particularly excepted, whenever the existence of such isomers, esters, ethers, and salts is feasible within the particular chemical designation: 1. Alphaprodine 2. Anileridine 3. Bezitramide 4. Dihydrocodeine 5. Diphenoxylate 6. Fentanyl 7. Isomethadone 8. Levomethorphan 9. Levorphanol 10. Metazocine 11. Methadone 12. Methadone - Intermediate, 4-cyano-2-dimethylamino-4, 4-diphenyl butane 13. Moramide - Intermediate, 2-methyl-3-morpholino-1, 1-diphenylpropane-carboxylic acid 14. Pentazocine (to be administered by injection only) 15. Pethidine (meperidine). 24. Sufentanil 25. Alfentanil 26. 4-Anilino-N-phenethyl-4-piperidine 27. Dihydroetorphine 28. Diprenorphine 29. Levo-alphacetylmethadol 30. Oripavine 31. Oxycodone 32. Remifentanil 33. Tapentadol 34. Thebaine (d) Unless particularly excepted or unless listed in another schedule, any material, compound, mixture, or preparation which accommodates any amount of the following substances having a stimulant effect on the central nervous system: 1. Amphetamine, its salts, optical isomers, and salts of its optical isomers. 2. Methamphetamine, its salts, and salts of isomers. 3. Phenmetrazine and its salts. Any material, compound, mixture, or preparation which comprises any amount of the next hallucinogenic substances, their salts, isomers, and salts of isomers, until particularly excepted, each time the existence of such salts, isomers, and salts of isomers is possible inside the specific chemical designation: 1. Nabilone (f) Unless specifically excepted or except listed in one other schedule, any material, compound, mixture, or preparation which contains any quantity of the following substances having a depressant impact on the central nervous system: 1. Amobarbital 2. Secobarbital 3. Pentobarbital 4. Phencyclidine 5. Phencyclidine fast precursors: (a) 1-phenylcyclohexylamine (b) 1-piperidinocyclohexanecarbonitrile (PCC).