4,4-Dimethyl-3-thiosemicarbazide
4,4-Dimethyl-3-thiosemicarbazide (CAS 6926-58-5) is a chemical compound with the molecular formula H2NNHCSN(CH3)2 and a molecular weight of 119.19 g/mol. This organic building block and sulfur compound is primarily utilised in chemical synthesis. Its structure features a thiocarbonyl group and is a derivative of thiosemicarbazide. Tech Serve Solutions supplies this reagent with an assay of 98%.
- Synonyms
- H2NNHCSN(CH3)2

Organic Synthesis
4,4-Dimethyl-3-thiosemicarbazide serves as a valuable building block in organic synthesis. It can be incorporated into more complex molecules, contributing its thiosemicarbazide functionality to the final structure.
Intermediate for Heterocyclic Compounds
This compound is employed in the synthesis of various heterocyclic compounds. The presence of nitrogen and sulfur atoms allows for diverse cyclisation reactions, leading to novel ring systems.
Reagent in Chemical Research
As a readily available thiocarbonyl compound, it finds application in research laboratories for exploring new synthetic methodologies and developing novel chemical entities.
| Molecular weight | 119.19 |
|---|---|
| Linear formula | H2NNHCSN(CH3)2 |
| Assay | 98% |
| Melting point | 153 °C (dec.)(lit.) |

Hazard statements
- H302Harmful if swallowed
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 4,4-Dimethyl-3-thiosemicarbazide used for?
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4,4-Dimethyl-3-thiosemicarbazide is used as a building block in organic synthesis and for the preparation of heterocyclic compounds and other novel chemical entities in research.
What is the CAS number and formula for 4,4-Dimethyl-3-thiosemicarbazide?
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The CAS number is 6926-58-5, and its linear formula is H2NNHCSN(CH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4-Dimethyl-3-thiosemicarbazide with an assay of 98%. This product is not represented as USP, BP, or EP grade.
What are the safety considerations when handling 4,4-Dimethyl-3-thiosemicarbazide?
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This compound is classified with a GHS07 symbol and the signal word 'Warning'. It carries the hazard statement H302, indicating it is harmful if swallowed. Handle with appropriate personal protective equipment in a well-ventilated area.
Is 4,4-Dimethyl-3-thiosemicarbazide a controlled substance?
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The provided data does not indicate that 4,4-Dimethyl-3-thiosemicarbazide is a controlled substance.
How is 4,4-Dimethyl-3-thiosemicarbazide packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific packaging and export details can be provided upon request.
How can I request a quote or sample for 4,4-Dimethyl-3-thiosemicarbazide?
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To request a quote or a sample, please contact our sales team through the website or by phone, referencing the product name and CAS number 6926-58-5.
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