Cyanomethyl methyl(4-pyridyl)carbamodithioate
Cyanomethyl methyl(4-pyridyl)carbamodithioate (CAS: 1158958-89-4; Formula: C9H9N3S2; MW: 223.32) is a specialized dithiocarbamate and a switchable RAFT agent. This compound functions as a Chain Transfer Agent (CTA) for controlled radical polymerization. Its neutral form is effective for polymerizing vinyl esters and vinyl amides, while its protonated form is suitable for styrenes, acrylates, and methacrylates, enabling precise polymer synthesis.
- IUPAC
- S-Cyanomethyl-N-methyl-N-(pyridin-4-yl)dithiocarbamate
- Synonyms
- S-Cyanomethyl-N-methyl-N-(pyridin-4-yl)dithiocarbamate

Controlled Radical Polymerization
Utilised as a switchable RAFT agent, it facilitates controlled polymerization of various monomers. The compound's dual functionality allows for tailored polymer architectures depending on its protonation state.
Synthesis of Vinyl Esters and Amides
In its neutral form, Cyanomethyl methyl(4-pyridyl)carbamodithioate is an effective agent for the controlled polymerization of vinyl esters and vinyl amides, contributing to advanced material science.
Synthesis of Styrenes, Acrylates, and Methacrylates
Upon protonation, the compound transitions to a form suitable for controlled polymerization of styrenes, acrylates, and methacrylates, expanding its utility in polymer design.
Material Science and Polymer Research
As a versatile RAFT agent, it supports research and development in materials science, enabling the creation of polymers with specific molecular weights and low polydispersity.
| Molecular weight | 223.32 |
|---|---|
| Empirical formula | C9H9N3S2 |
| Assay | 98% |
| Storage temperature | 2-8°C |
| Application | Switchable RAFT agent for controlled radical polymerization. The neutral form is well-suited for polymerization of vinyl esters and vinyl amides (LAMs), and the protonated form is well-suited for styrenes acrylates and methacrylates (MAMs). Chain Transfer Agent (CTA) |
| Melting point | 129-132 °C3652-3697 °C(lit.) |

Hazard statements
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 43 |
| Safety statements (S) | 36/37 |
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 Cyanomethyl methyl(4-pyridyl)carbamodithioate used for?
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Cyanomethyl methyl(4-pyridyl)carbamodithioate is used as a switchable RAFT agent for controlled radical polymerization, suitable for the synthesis of various polymers including vinyl esters, vinyl amides, styrenes, acrylates, and methacrylates.
What is the CAS number and formula for Cyanomethyl methyl(4-pyridyl)carbamodithioate?
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The CAS number is 1158958-89-4 and the empirical formula (Hill notation) is C9H9N3S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyanomethyl methyl(4-pyridyl)carbamodithioate with an assay of 98%. This product is intended for research and laboratory use, and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should Cyanomethyl methyl(4-pyridyl)carbamodithioate be handled?
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This compound is classified as a Warning with hazard statement H317 (May cause an allergic skin reaction). Wear protective gloves (P280). Handle in a well-ventilated area. Store at 2-8°C.
Is Cyanomethyl methyl(4-pyridyl)carbamodithioate packed, shipped, or exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Cyanomethyl methyl(4-pyridyl)carbamodithioate.
How can I request a quote or sample?
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To request a quote or sample of Cyanomethyl methyl(4-pyridyl)carbamodithioate, please contact our sales team through the website or direct inquiry channels.
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