Dithizone
SIAL/43820 - ACS reagent, for spectrophotometric det. of Cd, Cu, Hg, Pb, Zn, ≥98.0% (TLC)
Synonym: Diphenylthiocarbazone
CAS Number: 60-10-6
Empirical Formula (Hill Notation): C13H12N4S
Molecular Weight: 256.33
EC Number: 200-454-1
MDL Number: MFCD00003025
Linear Formula: C6H5NHNHCSN=NC6H5
Product Type: Chemical
| assay | ≥98.0% (TLC) |
| form | powder |
| grade | ACS reagent |
| InChI | 1S/C13H12N4S/c18-13(16-14 |
| InChI key | UOFGSWVZMUXXIY-BMRADRMJSA |
| mp | 168 °C (dec.) (lit.) |
| quality | for spectrophotometric det. of Cd, Cu, Hg, Pb, Zn |
| Quality Level | 200  |
| SMILES string | S=C(NNc1ccccc1)N=Nc2ccc |
| technique(s) | UV/Vis spectroscopy: suitable |
| Application: | • Dithizone modified silver electrode for the determination of metal ions in aqueous solution: This study discusses a dithizone-modified electrode used for the electrochemical determination of various metal ions, highlighting its applications in environmental monitoring and industrial process control (Othman et al., 2016). Source  .• Eco-friendly immobilization of dithizone on coal bottom ash for the adsorption of lead (II) ion from water: This study explores the use of dithizone-immobilized coal ash for the efficient removal of lead from water, demonstrating a cost-effective method for treating contaminated water (Huda et al., 2021). Source .• Colorimetric Sensing of Pb2+ Ion by Using Ag Nanoparticles in the Presence of Dithizone: The article details the development of a colorimetric sensor for lead ions, which uses silver nanoparticles and dithizone, providing a rapid and sensitive method to detect heavy metal contamination in environments (Roto et al., 2019). Source .• Dithizone-etched CdTe nanoparticles-based fluorescence sensor for the off–on detection of cadmium ion in aqueous media: This research presents a fluorescent sensor based on dithizone-etched CdTe nanoparticles for detecting cadmium ions, offering applications in environmental monitoring and safety assessments (Li et al., 2017). Source . |
| General description: | Dithizone (Diphenylthiocarbazone) is used as chelating agent for zinc. It is widely used for the liquid-liquid and solid phase extraction of various metals, since it forms stable complexes with the metals. |
| Other Notes: | Reagent for the extraction and separation of heavy metals; Reagent for the extraction and flame atomic absorption spectroscopic determination of metals, Reagent for the spectrophotometric detection of heavy metals |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H319 |
| Precautionary statements | P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥98.0% (TLC) |
| mp | 168 °C (dec.) (lit.) |
| UNSPSC | 12352100 |