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. 2026 Sep 15;82(Pt 10):1184–1188. doi: 10.1107/S2056989026009497

Table 2. Experimental details.

  (I)
Crystal data
Chemical formula C9H14NO2+·C4H5O6−
M r 317.29
Crystal system, space group Orthorhombic, P212121
Temperature (K) 295
a, b, c (Å) 7.190512 (12), 8.421634 (17), 24.69323 (5)
V (Å3) 1495.32 (1)
Z 4
Radiation type Synchrotron, λ = 0.46873 Å
μ (mm−1) 0.001
Specimen shape, size (mm) Cylinder, 2.0 × 1.5
 
Data collection
Diffractometer 11-BM, APS
Specimen mounting Kapton capillary
Data collection mode Transmission
Scan method Step
2θ values (°) 2θmin = 0.510, 2θmax = 49.995, 2θstep = 0.001
 
Refinement
R factors and goodness of fit Rp = 0.090, Rwp = 0.105, Rexp = 0.039, R(F2) = 0.09024, χ2 = 7.530
No. of parameters 85
No. of restraints 50
(Δ/σ)max 2.873

Computer programs: GSAS-II (Toby & Von Dreele, 2013 ▸) and DIAMOND (Crystal Impact, 2025 ▸).