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等级
ACS reagent
puriss. p.a.
质量水平
方案
≥99.0% (TLC)
表单
solid
质量
for the detection of Ni
技术
UV/Vis spectroscopy: suitable
杂质
≤0.02% insoluble matter in ethanol
灼烧残渣
≤0.05% (as SO4)
mp
240-241 °C (lit.)
溶解性
water: soluble 0.1 g/10 mL, clear, colorless
痕量阳离子
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
官能团
amine
oxime
SMILES字符串
CC(=N/O)\C(C)=N\O
InChI
1S/C4H8N2O2/c1-3(5-7)4(2)6-8/h7-8H,1-2H3/b5-3+,6-4+
InChI key
JGUQDUKBUKFFRO-GGWOSOGESA-N
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一般描述
二甲基乙二肟(DMG)是一种络合配体。 二甲基乙二肟可与带有诸如VO(IV)、Ni(II)、Zn(II)、Pd(II)、Cd(II)和Pb(II)等金属的N-乙酰基甘氨酸形成许多混合配体络合物。它是用于分光光度法测定Co(II)、Fe(II)、Ni(II)、Pd(II)和Re(VII)的有效试剂。
应用
二甲基乙二肟(DMG)被用作钴(II)和镍(II)金属的络合剂,可用于通过吸附溶出伏安法分析盐水中的痕量金属。 在一项研究中,DMG已被用于开发一种新型DMG,其包含改性溶胶-凝胶碳复合电极,从而用于重金属伏安传感测定中。
警示用语:
Warning
危险声明
危险分类
Flam. Sol. 2
储存分类代码
4.1B - Flammable solid hazardous materials
WGK
WGK 3
个人防护装备
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Preparation and Spectral Properties of Mixed-Ligand Complexes of VO (IV), Ni (II), Zn (II), Pd (II), Cd (II) and Pb (II) with Dimethylglyoxime and N-Acetylglycine.
Journal of Chemistry, 7(S1), S580-S586 (2010)
Dimethylglyoxime doped sol-gel carbon composite voltammetric sensor for trace nickel.
Electroanalysis, 9(9), 689-692 (1997)
Application of adsorptive stripping voltammetry (AdSV) for the analysis of trace metals in brine.
Fresenius Journal of Analytical Chemistry, 340(6), 363-370 (1991)
Contact dermatitis, 62(5), 279-288 (2010-06-12)
The accuracy of the dimethylglyoxime (DMG) nickel spot test has been questioned because of false negative and positive test reactions. The EN 1811, a European standard reference method developed by the European Committee for Standardization (CEN), is fine-tuned to estimate
Contact dermatitis, 63(3), 151-156 (2010-08-10)
Nickel allergy is prevalent as assessed by epidemiological studies. In an attempt to further identify and characterize sources that may result in nickel allergy and dermatitis, we analysed items identified by nickel-allergic dermatitis patients as causative of nickel dermatitis by
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