Chemical Additives

​Dodecanethiol

Chemical Formula: C₁₂H₂₆S
Structure: Alkyl thiol with a ​12-carbon chain (dodecyl group) bonded to a ​thiol group (-SH).

​Physical Properties

• ​Appearance: Clear, colorless to pale yellow liquid.
• ​Odor: Strong, unpleasant (characteristic of thiols).

​Applications

1. ​Nanotechnology & Surface Science:
   • Forms ​self-assembled monolayers (SAMs) on gold and metal surfaces.
2. ​Nanoparticle Synthesis:
   • Stabilizer for ​metal nanoparticles (e.g., gold, silver).
3. ​Polymer Chemistry:
   • ​Chain-transfer agent in polymerization reactions.
4. ​Industrial Products:
   • Used in ​lubricants, adhesives, and ​coatings.

​Safety Considerations ⚠️

• ​Health Hazards:
  • Toxic; causes ​irritation to skin, eyes, and respiratory system.
• ​Handling:
  • Use ​PPE (gloves, goggles, respirator) and work in a ​fume hood.
• ​Storage:
  • Store in a ​cool, dry place away from ​oxidizing agents and incompatible materials.

Summary:
Dodecanethiol’s ​thiol functionality and ​long alkyl chain enable applications in nanotechnology, materials science, and industrial chemistry. Strict ​safety protocols are required due to its toxicity and reactivity.