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线性分子式:
CH3C(=NOH)C(=NOH)CH3
化学文摘社编号:
分子量:
116.12
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
202-420-1
MDL number:
Beilstein/REAXYS Number:
506731
Assay:
≥99.0% (TLC)
Form:
solid
产品名称
二甲基乙二肟, puriss. p.a., ACS reagent, for the detection of Ni, ≥99.0% (TLC)
InChI key
JGUQDUKBUKFFRO-GGWOSOGESA-N
InChI
1S/C4H8N2O2/c1-3(5-7)4(2)6-8/h7-8H,1-2H3/b5-3+,6-4+
SMILES string
CC(=N/O)\C(C)=N\O
grade
ACS reagent
puriss. p.a.
assay
≥99.0% (TLC)
form
solid
quality
for the detection of Ni
technique(s)
UV/Vis spectroscopy: suitable
impurities
≤0.02% insoluble matter in ethanol
ign. residue
≤0.05% (as SO4)
mp
240-241 °C (lit.)
solubility
water: soluble 0.1 g/10 mL, clear, colorless
cation traces
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
functional group
amine
oxime
Quality Level
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Application
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。
General description
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。
signalword
Warning
hcodes
Hazard Classifications
Flam. Sol. 2
存储类别
4.1B - Flammable solid hazardous materials
wgk
WGK 3
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Application of adsorptive stripping voltammetry (AdSV) for the analysis of trace metals in brine.
Romanus A, et al.
Fresenius Journal of Analytical Chemistry, 340(6), 363-370 (1991)
Dimethylglyoxime doped sol-gel carbon composite voltammetric sensor for trace nickel.
Wang J, et al.
Electroanalysis, 9(9), 689-692 (1997)
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.
Shaker SA
Journal of Chemistry, 7(S1), S580-S586 (2010)
Jacob Pontoppidan Thyssen et al.
Journal of the American Academy of Dermatology, 58(6), 1000-1005 (2008-04-15)
Nickel sensitization is frequent among US patients with dermatitis and in the general population. In Europe, decreasing prevalences of nickel sensitization are observed as a result of the European Union Nickel Directive. However, no directive exists in the United States.
A nickel for your thoughts: determining relative nickel content using an analog color scale.
Elise M Herro et al.
Dermatitis : contact, atopic, occupational, drug, 23(4), 183-184 (2012-07-26)
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