Sodium diethyldithiocarbamate trihydrate
Sodium diethyldithiocarbamate trihydrate (CAS 20624-25-3) is a versatile organic salt with the linear formula (C2H5)2NCSSNa · 3H2O and a molecular weight of 225.31. This Vetec™ reagent grade chemical is primarily recognised for its applications as a spin trap in biological research, aiding in the detection of nitric oxide. It also functions as a copper chelator and an enzyme inhibitor. TSS offers this essential chemical for synthesis and research needs.
- IUPAC
- Cupral,Diethyldithiocarbamic acid sodium salt
- Synonyms
- Diethyldithiocarbamic acid sodium salt, trihydrateSodium N,N-diethyldithiocarbamate trihydrateCupral(Diethyldithiocarbamate) sodium salt, trihydrate

Nitric Oxide Detection
Utilised as a spin trap in conjunction with Fe²⁺, this compound is instrumental in detecting nitric oxide (NO) in various biological tissues, including brain, kidney, and liver.
Copper Quantification
Its ability to chelate copper ions allows for the quantitative measurement of copper in biological materials using Electron Spin Resonance (ESR) spectroscopy.
Enzyme Inhibition Studies
Sodium diethyldithiocarbamate trihydrate acts as an inhibitor for enzymes such as superoxide dismutase and ascorbate oxidase, making it valuable in biochemical research.
| Molecular weight | 225.31 |
|---|---|
| Linear formula | (C2H5)2NCSSNa · 3H2O |
| Assay | ≥92.0% |
| Grade | Vetec™ reagent grade |
| Vapour density | 5.9 (vs air) |
| Storage temperature | room temp |
| Application | Spin trap used in conjunction with Fe2+ to detect NO in brain, kidney, liver, and other tissues. Simultaneous direct measurement of NO* and pO2 has been reported. A copper chelator, it has been used to quantitate copper in biological materials by ESR and is an inhibitor of superoxide dismutase, ascorbate oxidase, and other enzymes. |
| Melting point | 95-98.5 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-38-41 |
| Safety statements (S) | 26-39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sodium diethyldithiocarbamate trihydrate used for?
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Sodium diethyldithiocarbamate trihydrate is used as a spin trap for nitric oxide detection, a copper chelator for quantifying copper in biological samples, and as an inhibitor for certain enzymes like superoxide dismutase.
What is the CAS number and formula for Sodium diethyldithiocarbamate trihydrate?
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The CAS number is 20624-25-3, and its linear formula is (C2H5)2NCSSNa · 3H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium diethyldithiocarbamate trihydrate in Vetec™ reagent grade with an assay of ≥92.0%. TSS does not represent this product as USP, BP, or EP grade.
How should Sodium diethyldithiocarbamate trihydrate be handled safely?
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This compound is harmful if swallowed, causes skin irritation, and causes serious eye damage. Always wear protective gloves, eye protection, and face protection when handling. Ensure good ventilation. Refer to the Safety Data Sheet for full handling precautions.
How is Sodium diethyldithiocarbamate trihydrate packed, shipped, and exported?
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As a global supplier, TSS professionally packs, ships, and exports chemicals like Sodium diethyldithiocarbamate trihydrate, adhering to all relevant international regulations for safe transport.
How can I request a sample or quote for Sodium diethyldithiocarbamate trihydrate?
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Please use the 'Request a Quote' or 'Sample Request' forms on our website, or contact our sales team directly with your requirements.
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