Forensic Science and Technology

Identification of 2-(2-chlorophenyl)-2-nitrocyclohexanone in the Seized Drugs

WU Wenxian, XU Boyang, ZHANG Hongjian

Forensic Science and Technology, 2023, 48(3): 268-274. DOI: 10.16467/j.1008-3650.2023.0004

位置	碳谱	氢谱
1	200.4	/
2	40.5	2.67-2.71，m
3	27.5	1.87-1.93，m、1.98-2.06，m
4	21.7	1.64-1.68，m、1.82-1.93，m
5	36.5	2.82-2.85，m，3.28-3.31，m
6	101.6	/
7	131.7	/
8	129.6	7.50，m
9	127.4	7.45，m
10	131.1	7.47，m
11	131.6	7.54，m
12	135.3	/

Table 2 NMR data of the sample in MeOD (δ in ppm)

Other figure/table from this article

Fig.1 The structure of 2-(2-Chlorophenyl)-2-nitrocyclohexanone
Fig.2 Mass spectra of the sample by UHPLC-HRMS in the MS1 mode
Table 1 Exact masses of product ions of the sample and Ketamine
Fig.3 Mass spectra of the sample by UHPLC-HRMS in the MS² mode (a: 276.0391; b: 271.0839)
Fig.4 FTIR ATR spectrums of the sample
Fig.5 The proposed ESI fragmentation pathways of product ions
Fig.6 Synthesis of Ketamine by 2-(2-chlorophenyl)-2-nitrocyclohexanone