33152
1,5-二苯卡巴肼
reag. Ph. Eur., ≥98.0%
别名:
1,5-二苯羰酰肼, 对称二苯氨基脲
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关于此项目
线性分子式:
C6H5NHNHCONHNHC6H5
化学文摘社编号:
分子量:
242.28
UNSPSC Code:
41116105
NACRES:
NA.21
PubChem Substance ID:
EC Number:
205-403-7
Beilstein/REAXYS Number:
752039
MDL number:
Assay:
≥98% (HPLC), ≥98.0%
InChI key
KSPIHGBHKVISFI-UHFFFAOYSA-N
InChI
1S/C13H14N4O/c18-13(16-14-11-7-3-1-4-8-11)17-15-12-9-5-2-6-10-12/h1-10,14-15H,(H2,16,17,18)
SMILES string
O=C(NNc1ccccc1)NNc2ccccc2
agency
USP/NF, reag. Ph. Eur.
assay
≥98% (HPLC), ≥98.0%
technique(s)
UV/Vis spectroscopy: suitable, titration: suitable
impurities
diphenylcarbazone, in accordance, ≤0.1% insoluble matter in ethanol
ign. residue
≤0.05% (as SO4)
Quality Level
mp
170-175 °C
suitability
passes test for Hg detection
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General description
1,5-二苯卡巴肼与铬（VI）反应，已被广泛用于铬的分光光度法测定。它也是一种电子供体，可用于测量亚叶绿体碎片中的光系统2活性。
Application
在利用滴滤器还原生物铬（VI）的实验过程中，1,5-二苯卡巴肼被用于制备二苯卡巴肼溶液。在在线预浓缩和测定水中的痕量铬（VI）时，它可用于HPLC的柱前络合。
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
存储类别
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
On-line preconcentration and determination of chromium (VI) in waters by high-performance liquid chromatography using pre-column complexation with 1, 5-diphenylcarbazide.
Padarauskas A
Journal of Chromatography A, 808 (1), 193-199 (1998)
Oxidation of 1, 5-diphenylcarbazide as a measure of photosystem 2 activity in subchloroplast fragments.
Vernon LP and Shaw ER.
Biochemical and Biophysical Research Communications, 36 (6), 878-884 (1969)
Biological chromium (VI) reduction using a trickling filter.
Dermou E
Journal of Hazardous Materials, 126 (1), 78-85 (2005)
Y Nakano et al.
Water research, 35(2), 496-500 (2001-03-07)
We have proposed a new recovery system of hexavalent chromium Cr(VI) that is of great toxicity utilizing condensed-tannin gels derived from a natural polymer with many polyhydroxyphenyl groups. The adsorption mechanism of Cr(VI) to the tannin molecules was clarified. The
Mohammad Behbahani et al.
Food chemistry, 141(1), 48-53 (2013-06-19)
A novel sorbent for separation of cadmium ions was prepared by functionalizing multiwall carbon nanotubes with diphenylcarbazide and underutilised to develop a solid-phase extraction method to separate and concentrate trace amounts of cadmium ions from some real samples by flame
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