Home Synthesis and crystal structure of trans-tetraaqua-bis((1-((7-hydroxy-3-(4-methoxy-3-sulfonatophenyl)-4-oxo-4H-chromen-8-yl)methyl)piperidin-1-ium-4-carbonyl)oxy-κO)zinc(II)hexahydrate, C46H64N2O28S2Zn
Article Open Access

Synthesis and crystal structure of trans-tetraaqua-bis((1-((7-hydroxy-3-(4-methoxy-3-sulfonatophenyl)-4-oxo-4H-chromen-8-yl)methyl)piperidin-1-ium-4-carbonyl)oxy-κO)zinc(II)hexahydrate, C46H64N2O28S2Zn

  • Hai-Lin Chen ORCID logo , Ze-Ping Luo EMAIL logo , Ming-Huan Chen , Li-Wei Pan , Jian-Jing Lan and Dong-Mei Yao
Published/Copyright: April 15, 2024

Abstract

C46H64N2O28S2Zn, monoclinic, P21/c (no. 14), a = 18.155(2) Å, b = 9.0872(11) Å, c = 16.373(2) Å, β = 108.095(13)°, V = 2567.6(6) Å3, Z = 2, R gt(F) = 0.0712, wR ref(F 2) = 0.1295, T = 296.15 K.

CCDC no.: 2343320

The molecular structure is shown in the figure. Table 1 contains crystallographic data and Table 2 contains the list of the atoms including atomic coordinates and displacement parameters

.

Table 1:

Data collection and handling.

Crystal: Colourless block
Size: 0.20 × 0.10 × 0.10 mm
Wavelength: MoKα radiation (0.71073 Å)
μ: 0.66 mm-1
Diffractometer, scan mode: Xcalibur, ω
θ max, completeness: 29.2°, >99 %
N(hkl)measured, N(hkl)unique, R int: 13,199, 6013, 0.067
Criterion for I obs, N(hkl)gt: I obs > 2 σ(I obs), 3436
N(param)refined: 364
Programs: CrysAlis Pro [1], Diamond [2], Shelx [3, 4]
Table 2:

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2).

Atom x y z U iso*/U eq
Zn1 0.000000 0.500000 0.000000 0.0304 (2)
S1 0.75539 (5) 0.82546 (12) 0.33094 (6) 0.0219 (2)
O1 0.27088 (16) 0.6209 (4) 0.58977 (19) 0.0418 (8)
H1 0.276774 0.676632 0.630717 0.063*
O2 0.53742 (15) 0.8322 (3) 0.44444 (18) 0.0350 (8)
O3 0.39525 (13) 0.4739 (3) 0.39284 (16) 0.0269 (7)
O4 0.71183 (14) 0.6375 (3) 0.17461 (16) 0.0289 (7)
O5 0.75224 (14) 0.8929 (3) 0.40954 (16) 0.0327 (7)
O6 0.75051 (14) 0.9340 (3) 0.26400 (16) 0.0284 (7)
O7 0.82137 (13) 0.7277 (3) 0.34389 (17) 0.0335 (7)
O8 0.03109 (14) 0.5209 (3) 0.12938 (16) 0.0373 (8)
O9 −0.07351 (14) 0.4679 (3) 0.16621 (16) 0.0295 (7)
O10 0.11511 (14) 0.5784 (3) 0.00251 (17) 0.0336 (7)
H10A 0.120474 0.567673 −0.046911 0.050*
H10B 0.149754 0.523192 0.035159 0.050*
O11 0.04526 (15) 0.2857 (3) 0.01448 (19) 0.0471 (9)
H11A 0.017388 0.209423 −0.001498 0.071*
H11B 0.069898 0.269993 0.067072 0.071*
O12 −0.08120 (18) 0.1149 (4) −0.0391 (2) 0.0734 (12)
H12A −0.104795 0.196783 −0.043987 0.110*
H12B −0.092265 0.082803 −0.090297 0.110*
O13 −0.15159 (18) 0.4441 (3) 0.2848 (2) 0.0426 (8)
H13A −0.123708 0.459190 0.252448 0.064*
H13B −0.161939 0.529654 0.299169 0.064*
N1 0.20833 (16) 0.4450 (3) 0.38681 (19) 0.0188 (7)
H1A 0.225948 0.427374 0.336817 0.023*
C1 0.3258 (2) 0.6475 (5) 0.5525 (2) 0.0264 (10)
C2 0.3746 (2) 0.7703 (5) 0.5747 (3) 0.0325 (11)
H2 0.370210 0.835089 0.616909 0.039*
C3 0.4289 (2) 0.7943 (5) 0.5339 (3) 0.0299 (10)
H3 0.460518 0.876991 0.547923 0.036*
C4 0.43760 (19) 0.6970 (4) 0.4717 (2) 0.0210 (9)
C5 0.3887 (2) 0.5760 (4) 0.4519 (2) 0.0201 (9)
C6 0.3310 (2) 0.5493 (4) 0.4893 (2) 0.0225 (9)
C7 0.4955 (2) 0.7223 (4) 0.4275 (2) 0.0233 (9)
C8 0.4979 (2) 0.6123 (4) 0.3636 (2) 0.0221 (9)
C9 0.4493 (2) 0.4961 (5) 0.3530 (2) 0.0272 (10)
H9 0.453416 0.424155 0.314262 0.033*
C10 0.55237 (19) 0.6226 (4) 0.3121 (2) 0.0222 (9)
C11 0.61921 (19) 0.7095 (4) 0.3385 (2) 0.0205 (9)
H11 0.628776 0.765809 0.388146 0.025*
C12 0.67134 (19) 0.7137 (4) 0.2924 (2) 0.0174 (8)
C13 0.6585 (2) 0.6302 (4) 0.2174 (2) 0.0215 (9)
C14 0.5917 (2) 0.5463 (5) 0.1901 (3) 0.0301 (10)
H14 0.581699 0.491074 0.140022 0.036*
C15 0.5398 (2) 0.5432 (5) 0.2360 (3) 0.0288 (10)
H15 0.495157 0.486673 0.215727 0.035*
C16 0.7026 (2) 0.5349 (5) 0.1054 (3) 0.0382 (12)
H16A 0.657381 0.560399 0.058737 0.057*
H16B 0.696782 0.437370 0.125036 0.057*
H16C 0.747428 0.538526 0.086210 0.057*
C17 0.2768 (2) 0.4211 (5) 0.4666 (2) 0.0247 (10)
H17A 0.257749 0.400328 0.514514 0.030*
H17B 0.305358 0.335349 0.457892 0.030*
C18 0.1746 (2) 0.5959 (4) 0.3783 (3) 0.0280 (10)
H18A 0.215010 0.668016 0.382825 0.034*
H18B 0.152777 0.613543 0.424519 0.034*
C19 0.1120 (2) 0.6128 (4) 0.2927 (2) 0.0268 (10)
H19A 0.135438 0.605860 0.247095 0.032*
H19B 0.089233 0.710023 0.289845 0.032*
C20 0.04789 (19) 0.4981 (4) 0.2773 (2) 0.0194 (8)
H20 0.015682 0.520055 0.313993 0.023*
C21 0.0821 (2) 0.3452 (4) 0.2981 (3) 0.0280 (10)
H21A 0.041055 0.277199 0.298731 0.034*
H21B 0.102841 0.314172 0.252979 0.034*
C22 0.1455 (2) 0.3361 (5) 0.3834 (3) 0.0301 (10)
H22A 0.124021 0.355975 0.429615 0.036*
H22B 0.167092 0.237521 0.391379 0.036*
C23 −0.0029 (2) 0.4971 (4) 0.1833 (2) 0.0222 (9)
O14 0.27237 (16) 0.7588 (3) 0.72883 (19) 0.0491 (9)
H14A 0.231085 0.723492 0.735122 0.074*
H14B 0.269865 0.850402 0.738162 0.074*

1 Source of materials

All reagents and chemicals were purchased from commercial sources and used without further purification. The educt sodium 5-(8-((4-carboxypiperidin-1-yl)methyl)-7-hydroxy-4-oxo-4H-chromen-3-yl)-2-methoxybenzenesulfonate was synthesized via a Mannich reaction. Formaldehyde solution (5 mL, 37 %), sodium 5-(7-hydroxy-4-oxo-4H-chromen-3-yl)-2-methoxybenzenesulfonate (1.85 g, 0.005 mol), water (5 mL) and piperidine-4-carboxylic acid (0.4844 g, 0.00375 mol) were added to ethanol (50 mL, 99 %) and stirred for 0.5 h at 328 K. Then, hot water (20 mL) was added until a transparent solution was obtained. After 12 h reaction time, the mixture was filtered, and the residue was collected. Then the residue was dried at 383 K. Sodium 5-(8-((4-carboxypiperidin-1-yl)methyl)-7-hydroxy-4-oxo-4H-chromen-3-yl)-2-methoxybenzenesulfonate (0.6877 g) was obtained. IR spectra (potassium bromide pellet) were recorded on a Nicolet 6700. IR (v/cm−1): 3387, 3079, 2992, 2747, 1733, 1627, 1608, 1494, 1444, 1390, 1368, 1294, 1266, 1215, 1175, 1127, 1094, 1070, 1035, 1015, 989, 957, 923, 903, 843, 829, 800, 720, 689, 628, 603, 581, 548, 489, 469, 447. Zinc nitrate hexahydrate (0.0297 g, 0.1 mmol) and sodium salt described before (0.0256 g, 0.05 mmol) were added to water (10 mL) and sonicated for 10 min. The mixture was heated for 18 h at 363 K. Colorless block crystals of the title complex were obtained. IR spectra (potassium bromide pellet) were recorded on a Nicolet 6700. IR (v/cm−1): 3431, 3023, 2763, 1628, 1604, 1573, 1494, 1450, 1417, 1373, 1361, 1326, 1291, 1266, 1215, 1171, 1096, 1056, 1025, 1004, 959, 926, 897, 824, 797, 780, 722, 637, 622, 550, 516.

2 Experimental details

Carbon-bound H atoms were placed in calculated positions and were included in the refinement in the riding model approximation, with U iso(H) set to 1.2 U eq(C). The oxygen-bound and nitrogen-bound H atoms were located on a difference Fourier map.

3 Comment

In recent years, a series of formononetin derivatives have been synthesized through different procedures to study their pharmacological activities. Some of formononetin derivatives possess various pharmacological activities such as antihypertensive activity and anticancer activity [5], [6], [7]. Our focus was on the design and synthesis of a novel series of formononetin derivatives, with the aim of investigating their potential as effective anticancer agents.

X-ray crystallographic analysis of the Zn(II) complex reveals a mononuclear structure. There is one half of a Zn(II) ion, one organic ligand, two coordinated water molecules and three uncoordinated water molecules in the asymmetric unit of the title structure (cf. the figure, the asymmetric unit is labeled). Zn1, located at an inversion center, is six-coordinated with a distorted octahedral geometry by four coordinated water and two O atoms from two monodentate coordinating ligands. The Zn–O bond distances are in the range of 2.025(2) and 2.196(2) Å. The bond distances and bond angles are in normal ranges [810]. The carboxylate groups adopt trans conformations. The pyridine groups adopt chair conformations. The nitrogen atom N1 is protonated. There exist various O–H⋯O and N–H⋯O hydrogen bonds forming a three-dimensional framework. It is obvious that the hydrogen bonds play important roles in the self-assembly and enhance stability of the resultant structure.


Corresponding author: Ze-Ping Luo, School of Chemical and Biological Engineering, Hechi University, Yizhou District, 546300 Hechi, Guangxi, P.R. China, E-mail:

Funding source: 2023 Guangxi Zhuang Autonomous Region New Engineering, New Medical, New Agricultural, and New Humanities Research and Practice Project

Award Identifier / Grant number: XYK202319

  1. Author contribution: All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.

  2. Research funding: This work was financially supported by 2023 Guangxi Zhuang Autonomous Region New Engineering, New Medical, New Agricultural, and New Humanities Research and Practice Project (XYK202319).

  3. Conflict of interest statement: The authors declare no conflicts of interest regarding this article.

References

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Received: 2024-02-27
Accepted: 2024-03-27
Published Online: 2024-04-15
Published in Print: 2024-06-25

© 2024 the author(s), published by De Gruyter, Berlin/Boston

This work is licensed under the Creative Commons Attribution 4.0 International License.

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  63. Crystal structure of ethyl 2-(3-benzyl-4-oxo-3,4-dihydrophthalazin-1-yl)- 2,2-difluoroacetate, C19H16F2N2O3
  64. The crystal structure of tetrakis(μ 2-(1H-benzimidazole-2-methoxo-κ2 N,O:O:O)-(n-butanol-κO)-chlorido)-tetranickel(II), C48H68Cl4N8O8Ni4
  65. Synthesis and crystal structure of trans-tetraaqua-bis((1-((7-hydroxy-3-(4-methoxy-3-sulfonatophenyl)-4-oxo-4H-chromen-8-yl)methyl)piperidin-1-ium-4-carbonyl)oxy-κO)zinc(II)hexahydrate, C46H64N2O28S2Zn
  66. The crystal structure of 1-(4-carboxybutyl)-3-methyl-1H-imidazol-3-ium hexafluoridophosphate, C9H15F6N2O2P
  67. Crystal structure of 1-(4-chlorophenyl)-4-(2-furoyl)-3-phenyl-1H-pyrazol-5-ol, C20H13ClN2O3
  68. Crystal structure of dimethyl (R)-2-(3-(1-phenylethyl)thioureido)-[1,1′-biphenyl]-4,4′-dicarboxylate, C25H24N2O4S
  69. The crystal structure of 1-(3-carboxypropyl)-1H-imidazole-3-oxide, C7H10N2O3
  70. Synthesis and crystal structure of dimethyl 4,4′-(propane-1,3-diylbis(oxy))dibenzoate, C19H20O6
  71. Crystal structure of methyl-1-(p-tolyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate, C20H20N2O2
  72. The crystal structure of 1-(1-adamantan-1-yl)ethyl-3-(3-methoxyphenyl)thiourea, C20H28N2OS
  73. The crystal structure of N,N′-carbonylbis(2,6-difluorobenzamide), C15H8F4N2O3
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