2-(Phenylcarbonothioylthio)propanoic acid
2-(Phenylcarbonothioylthio)propanoic acid (CAS: 78751-36-7) is an organic compound with the formula C10H10O2S2 and a molecular weight of 226.32 g/mol. This dithiobenzoate derivative is primarily utilised as a Reagent for Controlled Radical Polymerization, specifically functioning as a Reversible Addition-Fragmentation chain Transfer (RAFT) agent. It plays a crucial role in synthesising polymers with controlled molecular weights and architectures, finding application in materials science and polymer research.
- IUPAC
- 2-[(Phenylthioxomethyl)thio]propanoic acid,Benzodithioate RAFT,Dithiobenzoate 2-propanoic acid
- Synonyms
- 2-[(Phenylthioxomethyl)thio]propanoic acidBenzodithioate RAFTDithiobenzoate 2-propanoic acid

RAFT Agent for Controlled Radical Polymerization
This compound serves as a key Reversible Addition-Fragmentation chain Transfer (RAFT) agent. It enables precise control over polymer chain growth, leading to polymers with defined molecular weights, narrow polydispersities, and complex architectures.
Chain Transfer Agent (CTA)
As a Chain Transfer Agent, it modulates the molecular weight of polymers during radical polymerization processes. Its specific structure allows for effective chain termination and re-initiation, crucial for advanced polymer synthesis.
Organic Building Block
Possessing a dithiobenzoate moiety and a carboxylic acid group, this chemical acts as a versatile building block in organic synthesis. It can be employed in the preparation of more complex molecules for research and development.
Materials Science Research
The ability to synthesise polymers with controlled properties using this RAFT agent makes it valuable in materials science. It aids in the development of novel polymeric materials with tailored characteristics for specific applications.
| Molecular weight | 226.32 |
|---|---|
| Empirical formula | C10H10O2S2 |
| Assay | 98% |
| Storage temperature | 2-8°C |
| Application | RAFT agent for controlled radical polymerization; Chain Transfer Agent (CTA) |
| Melting point | 81-88 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 2-(Phenylcarbonothioylthio)propanoic acid used for?
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This compound is primarily used as a RAFT agent for controlled radical polymerization and as a chain transfer agent in polymer synthesis. It is also employed as an organic building block in chemical synthesis and in materials science research.
What are the CAS number and formula for 2-(Phenylcarbonothioylthio)propanoic acid?
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The CAS number is 78751-36-7 and the molecular formula is C10H10O2S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Phenylcarbonothioylthio)propanoic acid with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-(Phenylcarbonothioylthio)propanoic acid be handled and stored?
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This compound may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). It is advised to avoid breathing dust/fume/gas/mist/vapours/spray and to wear protective gloves/eye protection/face protection. Store at 2-8°C.
How is 2-(Phenylcarbonothioylthio)propanoic acid packed, shipped, and exported?
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Tech Serve Solutions, as a specialist global supplier and exporter, offers 2-(Phenylcarbonothioylthio)propanoic acid packed and shipped according to international safety and regulatory standards. Please contact us for specific export documentation and capabilities.
How can I request a quote or sample for 2-(Phenylcarbonothioylthio)propanoic acid?
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To request a quote or a sample of 2-(Phenylcarbonothioylthio)propanoic acid, please use the contact form on our website or email our sales department directly, referencing the product name and CAS number.
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