Table 1.

Crystal data and structure refinement for compounds 1–3.

Compound	1	2	3
CCDC number	2110733	2110734	2110735
Chemical formula	C10H20NO3P	C10H15N2O3P	C9H18NO3P
M r (gr/mol)	233.24	242.22	219.22
Temperature (K)	299	299	300
Crystal system, Space group	Triclinic, P $\bar{1}$	Orthorhombic, Pca21	Triclinic, P $\bar{1}$
a, b, c (Å)	11.5899 (6), 12.0785 (6), 14.9427 (7)	11.0062 (3), 12.6989 (4), 8.8257 (3)	6.4555 (4), 9.5793 (9), 9.6429 (8)
α, β, γ (°)	74.133 (4), 74.025 (4), 69.827 (5)	90, 90, 90	104.041 (7), 91.489 (6), 100.067 (6)
V (Å3)	1850.36 (17)	1233.54 (7)	568.12 (8)
Z	6	4	2
Radiation type	Mo Kα	Mo Kα	Mo Kα
$\mu$ (mm−1)	0.21	0.22	0.23
F(000)	756	512	236
Crystal size (mm)	0.35×0.25×0.20	0.21×0.20×0.15	0.45×0.33×0.22
Crystal color/habit	Colorless/Prism	Colorless/Prism	Colorless/Prism
Diffractometer	Xcalibur, Sapphire3, Gemini	Xcalibur, Sapphire3, Gemini	Xcalibur, Sapphire3, Gemini
Theta range for data collection (°)	1.976 to 28.308	2.440 to 27.987	2.278 to 26.671
Absorption correction	Multi‐scan/CrysAlisPRO	Multi‐scan/CrysAlisPRO	Multi‐scan/CrysAlisPRO
T min, T max	0.797, 1.000	0.952, 1.000	0.816, 1.000
No. of measured, independent and observed [I>2.0σ(I)] reflections	45204, 9075, 7006	16957, 3010, 2726	7089, 2669, 2053
R int	0.044	0.040	0.050
(sin $\theta$ /λ)max (Å−1)	0.683	0.684	0.682
R[F 2 > 2σ(F 2)], wR(F 2), S	0.063, 0.151, 1.07	0.029, 0.057, 1.11	0.058, 0.162, 1.07
No. of reflections	9075	3010	2669
No. of parameters	439	190	137
No. of restraints	0	1	0
H‐atom treatment	H‐atom parameters constrained	H‐atom parameters constrained	H atoms treated by a mixture of independent and constrained refinement
Δρmax, Δρmin (e.Å−3)	0.48, −0.40	0.14, −0.18	0.41, −0.30
Absolute structure parameter	–	−0.01 (4)	–