光谱学与光谱分析, 2021, 41 (2): 658, 网络出版: 2021-04-08 复制并引用该论文  被引通知

图 & 表

图 1.

Fig. 1. Structure of indole-3-acetic acid (IAAH)

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图 2.

Fig. 2. Suggested structures of IAA complexes

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图 3.

Fig. 3. FTIR spectra of IAA complexes Ⅰ—Ⅴ

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图 4.

Fig. 4. TG-DrTGA curve of [V(IAA)₂(NH₃)(Cl)] complex

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图 5.

Fig. 5. XRD pattern of IAA complexes Ⅰ—Ⅴ

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图 6.

Fig. 6. TEM images of (Ⅰ): tellurium and (Ⅳ): niobium complexes

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图 7.

Fig. 7. SEM images of IAA complexes Ⅰ—Ⅴ

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表 1Micro analytical and physical data of IAA complexes

Table1. Micro analytical and physical data of IAA complexes

Complex Color Magnetic moment (BM) Conductance/ (ohm-1·cm2·mol-1) Element Calc. Found Ⅰ Orange red - 96 %C 41.35 41.12 %H 3.82 3.77 %N 9.64 9.65 %Cl 12.21 12.09 Ⅱ Orange - 105 %C 45.13 45.03 %H 4.17 4.03 %N 10.53 10.45 %Cl 13.32 13.21 Ⅲ Olive green 1.11 14 %C 53.17 53.06 %H 4.24 4.11 %N 9.30 9.23 %Cl 7.85 7.70 Ⅳ Yellow - 10 %C 43.87 43.65 %H 2.94 2.88 %N 5.12 5.06 %Cl 19.42 19.35 Ⅴ Yellow - 12 %C 37.79 37.81 %H 2.54 2.43 %N 4.41 4.38 %Cl 16.73 16.60

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表 2Infrared spectral data (cm^-1) of IAA complexes Ⅰ—Ⅴ

Table2. Infrared spectral data (cm^-1) of IAA complexes Ⅰ—Ⅴ

Compounds Frequencies/cm-1 ν(N—H) νas(COO) νs(COO) ν(M—O) ν(M—N) I 3 400 1 549 1 403 585, 517 429 Ⅱ 3 400 1 550 1 403 517 429 Ⅲ 3 400 1 549 1 403 595, 517 419 Ⅳ 3 390 1 549 1 403 634 - Ⅴ 3 400 1 549 1 403 624 -

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表 3¹HNMR spectral data (cm^-1) of IAA and its complexes (Ⅰ, Ⅱ, Ⅳ, and Ⅴ)

Table3. ¹HNMR spectral data (cm^-1) of IAA and its complexes (Ⅰ, Ⅱ, Ⅳ, and Ⅴ)

Assignments Compounds IAAH Ⅰ Ⅱ Ⅳ Ⅴ 1H, COOH 12.16 - - - - 1H, NH 10.91 10.909 11.100 10.909 10.948 5H, C6H4, C=CH 7.51~6.97 6.914~7.485 7.473 7.292 6.945~7.481 2H, CH2 3.64 3.721 3.434 3.353 3.728

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表 4Inhibition zone diameter of IAA complexes Ⅰ—Ⅴ against four bacterial strains

Table4. Inhibition zone diameter of IAA complexes Ⅰ—Ⅴ against four bacterial strains

sample Inhibition zone diameter (mm·mg-1 sample) Klebsiella Esherichia Coli Staphylococcus Epidermidis Staphylococcus Aureus Control: DMSO 0.0 0.0 0.0 0.0 Standard Ceftriaxone Gentamycin 0.0 0.3 0.0 0.0 1.6 1.8 1.9 1.5 Ⅰ 0.2 0.0 0.0 0.0 Ⅱ 0.1 0.0 0.0 0.0 Ⅲ 0.2 0.0 0.0 0.0 Ⅳ 0.1 0.0 0.0 0.0 Ⅴ 0.1 0.0 0.0 0.0

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, , , , . Synthesis, Spectroscopic Characterization, Thermogravimetric and Biological Activity Evaluation of Te(Ⅳ), Se(Ⅳ), V(Ⅲ), Nb(Ⅴ), Ta(Ⅴ) Complexes With Indole-3-Acetic Acid Plant Hormone Ligand[J]. 光谱学与光谱分析, 2021, 41(2): 658. Y. Al-Humaidi Jehan, A. Al-Saif Foziah, N. Binjawhar Dalal, A. Bakhsh Hanan, S. Refat Moamen. Synthesis, Spectroscopic Characterization, Thermogravimetric and Biological Activity Evaluation of Te(Ⅳ), Se(Ⅳ), V(Ⅲ), Nb(Ⅴ), Ta(Ⅴ) Complexes With Indole-3-Acetic Acid Plant Hormone Ligand[J]. Spectroscopy and Spectral Analysis, 2021, 41(2): 658.