4-Cyano-4-(dodecylsulfanylthiocarbonyl)sulfanylpentanoic acid

• CAT Number: L022999
• CAS Number: 870196-80-8
• Molecular Formula: C19H33NO2S3
• Molecular Weight: 403.70
• Purity: ≥95%
• IUPAC Name: 4-cyano-4-dodecylsulfanylcarbothioylsulfanylpentanoic acid
• InChI: InChI=1S/C19H33NO2S3/c1-3-4-5-6-7-8-9-10-11-12-15-24-18(23)25-19(2,16-20)14-13-17(21)22/h3-15H2,1-2H3,(H,21,22)
• InChIKey: RNTXYZIABJIFKQ-UHFFFAOYSA-N
• SMILES: CCCCCCCCCCCCSC(=S)SC(C)(CCC(=O)O)C#N

4-Cyano-4-(dodecylsulfanylthiocarbonyl)sulfanylpentanoic acid（Cat No.:L022999）is a specialized chain transfer agent (CTA) commonly used in Reversible Addition–Fragmentation chain Transfer (RAFT) polymerization. It features a dodecylsulfanylthiocarbonyl group and a terminal cyano group, both essential for mediating controlled radical polymerizations. The pentanoic acid moiety enhances solubility and offers a functional handle for further modification or surface attachment. This compound enables precise control over polymer molecular weight and architecture, making it valuable in synthesizing block copolymers, functionalized materials, and responsive polymers. It is widely applied in advanced material science and nanotechnology research.