43820
双硫腙
ACS reagent grade, ≥98.0% (TLC), powder, suitable for UV/Vis spectroscopy, for spectrophotometric det. of Cd, Cu, Hg, Pb, Zn
别名:
二苯基硫卡巴腙
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线性分子式:
C6H5NHNHCSN=NC6H5
化学文摘社编号:
分子量:
256.33
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
200-454-1
MDL number:
Beilstein/REAXYS Number:
748838
Assay:
≥98.0% (TLC)
Form:
powder
产品名称
双硫腙, ACS reagent, for spectrophotometric det. of Cd, Cu, Hg, Pb, Zn, ≥98.0% (TLC)
InChI key
UOFGSWVZMUXXIY-BMRADRMJSA-N
InChI
1S/C13H12N4S/c18-13(16-14-11-7-3-1-4-8-11)17-15-12-9-5-2-6-10-12/h1-10,14H,(H,16,18)/b17-15+
SMILES string
S=C(NNc1ccccc1)\N=N\c2ccccc2
grade
ACS reagent
assay
≥98.0% (TLC)
form
powder
quality
for spectrophotometric det. of Cd, Cu, Hg, Pb, Zn
technique(s)
UV/Vis spectroscopy: suitable
mp
168 °C (dec.) (lit.)
functional group
amine
Quality Level
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General description
双硫腙（Diphenylthiocarbazone）可用作锌的螯合剂。 由于它可与金属形成稳定的络合物，因而广泛用于各种金属的液-液和固相萃取中。
Application
- Dithizone modified silver electrode for the determination of metal ions in aqueous solution：研究采用双硫腙修饰电极以电化学法测定各种金属离子，说明其适于环境监测和工业过程控制应用(Othman et al., 2016)。来源。
- Eco-friendly immobilization of dithizone on coal bottom ash for the adsorption of lead (II) ion from water：研究采用双硫腙固定煤灰高效去除水中的铅，表明高性价比的污染水处理方法(Huda et al., 2021)。来源。
- Colorimetric Sensing of Pb2+ Ion by Using Ag Nanoparticles in the Presence of Dithizone：研究开发一种测定铅离子的比色传感器，采用银纳米颗粒和双硫腙，提供快速、灵敏的环境中重金属污染检测方法(Roto et al., 2019)。来源。
- Dithizone-etched CdTe nanoparticles-based fluorescence sensor for the off–on detection of cadmium ion in aqueous media：研究采用基于双硫腙蚀刻CdTe纳米颗粒的荧光传感器检测镉离子。开发环境监测和安全评估应用(Li et al., 2017)。来源。
Other Notes
用于提取和分离重金属的试剂；用于提取和通过火焰原子吸收光谱法测定金属的试剂，用于重金属的分光光度法检测的试剂
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
G. Iwantscheff
Das Dithizon und seine Anwendung in der Mikro- und Spurenanalyse null
K.L. Cheng et al. et al.
Handbook of Organic Analytical Reagents null
Analytica Chimica Acta, 110, 21-21 (1979)
H. Armannson
Analytica Chimica Acta, 88, 89-89 (1977)
Humaira Khan et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 21(5), 507-512 (2005-05-26)
A very simple, ultra-sensitive and fairly selective non-extractive spectrophotmetric method is presented for the rapid determination of mercury(II) at ultra-trace level using 1,5-diphenylthiocarbazone (dithizone) as a new micellar spectrophotometric reagent (lambdamax = 490 nm) in a slightly acidic (0.07 -
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