Table 2. Geometric data (Å, °) for mefloquine (Mef) and mefloquinium cations (Mef+).
| Formulation | N⋯O | O—C(H)—C(H)—N | (H)C—C—C(OH)—C(H) | REFCODEa | Ref. | |
|---|---|---|---|---|---|---|
| (I) | (±)-[Mef+][(+)-PhC(CF3)(OMe)CO2H] | 2.677 (3)–2.734 (3) | −57.5 (4), 59.2 (3) | 100.5 (4), −105.1 (4) | – | This work |
| (II) | (±)-Mef | 2.782 (5)–2.846 (5) | −61.2 (4), 66.5 (4) | 98.9 (4), −107.2 (4) | LEBYAT | Skórska et al. (2006 ▸) |
| (III) | (−)-Mef | 2.754 (4)–2.930 (5) | −58.6 (4) to −71.8 (4) | 93.6 (4)–103.8 (4) | QIYREX | Dassonville-Klimpt et al. (2013 ▸) |
| (IV) | (−)-[Mef+]Cl−·0.25H2O | 2.722 (15)–2.965 (14) | −54.31 (12) to −71.53 (12) | 92.66 (16)–103.52 (14) | BIGTIV | Karle & Karle (2002 ▸) |
| (V) | (−)-[Mef+]Cl−·CH3OH | 2.7052 (18)–2.7792 (16) | 54.54 (14), −61.37 (14) | −98.86 (17), 97.92 (17) | SOJPOW01 | Pitaluga et al. (2010 ▸) |
| (VI) | (±)-[Mef+]Cl−·H2O | 2.720 (3)–2.963 (3) | −56.1 (2), 73.6 (2) | −93.7 (3), 110.86 (24) | HAJSAO | Pitaluga et al. (2010 ▸) |
| (VII) | (±)-[Mef+]BPh4 −·CH3CH2OH | 2.701 (3) | −53.0 (2) | 98.9 (3) | WAVCED | Wardell et al. (2011a ▸) |
| (VIII) | (±)-[Mef+][2-NO2–C6H4CO2]− | 2.914 (2) | −72.8 (2) | 97.3 (3) | OMELOI | Wardell et al. (2011b ▸) |
| (IX) | (±)-[Mef+][3-NO2–C6H4CO2]− | 2.7590 (19) | −59.34 (18) | 101.00 (21) | OMELUO | Wardell et al. (2011b ▸) |
| (XI) | (±)-[Mef+][4-NO2–C6H4CO2]− | 2.756 (4) | −54.1 (4) | 100.5 (4) | OMEMAV | Wardell et al. (2011b ▸) |
| (XI) | (±)-[Mef+][3-NH2-5-NO2–C6H4CO2]−·1.5H2O | 2.867 (3) | 66.0 (3) | −102.9 (3) | YAHFIY | de Souza et al. (2011 ▸) |
| (XII) | (±)-[Mef+]2[CuCl4]2 −·4H2O | 2.886 (5) | −67.4 (4) | 103.2 (4) | IHOTAB | Obaleye et al. (2009 ▸) |
| (XIII) | (±)-[Mef+]2[CdBr4]2 −·2CH3OH | 2.727 (5) | 58.6 (5) | −99.6 (6) | IHOTEF | Obaleye et al. (2009 ▸) |
| (XIV) | (±)-[Mef+]3[CoCl4]2 −Cl−·H2O·CH3CH2OH | 2.710 (4)–3.062 (4) | 59.3 (3)–75.2 (3) | −98.9 (4) to −104.3 (3) | LEBYIB | Skórska et al. (2006 ▸) |
| (XV) | (±)-[Mef+]2[Ph2SnCl4]2− | 2.789 (8) | −65.2 (7) | 101.0 (8) | PUHVAQ | Wardell et al. (2010 ▸) |
| (XVI) | (±)-[Mef+][O3OSC6H4F-4]Cl | 2.802 (2)–2.815 (2) | −64.57 (15), 66.50 (14) | −96.69 (17), 94.43 (17) | ELAMAH | Jotani et al. (2016 ▸) |
Notes: (a) Groom et al. (2016 ▸).