1,4,7,10,13,16-Hexathiacyclooctadecane
1,4,7,10,13,16-Hexathiacyclooctadecane (CAS: 296-41-3; C12H24S6) is a cyclic organic compound with a molecular weight of 360.71 g/mol. This macrocyclic thioether is recognised for its ability to chelate and complex with metal ions. It finds application in chemical synthesis and serves as a specialized reagent in various research and development settings.
- IUPAC
- 18-Ane-S6
- Synonyms
- 10,13,16-Hexathiacyclooctadecane18-Ane-S6

Chelation and Complexation
This compound is utilised for its strong chelating properties, enabling it to form stable complexes with various metal ions. Its symmetrical structure with sulfur donor atoms facilitates selective binding.
Chemical Synthesis
As a macrocyclic thioether, it serves as a valuable building block or reagent in the synthesis of more complex organic molecules and coordination compounds. Its specific structure allows for tailored chemical transformations.
Crown Ether Analogues
Structurally related to crown ethers, it exhibits similar complexation behaviours, particularly with soft metal cations. This makes it useful in studies involving ion binding and selective transport.
Research and Development
Employed in academic and industrial research settings for exploring new catalytic systems, material science applications, and supramolecular chemistry. It is a versatile tool for investigating host-guest chemistry.
| Molecular weight | 360.71 |
|---|---|
| Empirical formula | C12H24S6 |
| Melting point | 92-94 °C(lit.) |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 1,4,7,10,13,16-Hexathiacyclooctadecane used for?
+
1,4,7,10,13,16-Hexathiacyclooctadecane is primarily used for its chelating and complexation abilities with metal ions, as a reagent in chemical synthesis, and in research related to crown ether analogues and supramolecular chemistry.
What are the CAS number and molecular formula for 1,4,7,10,13,16-Hexathiacyclooctadecane?
+
The CAS number is 296-41-3 and the molecular formula is C12H24S6.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this chemical for research and laboratory use. Purity is typically >97% or technical grade. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 1,4,7,10,13,16-Hexathiacyclooctadecane be handled?
+
Handle with appropriate personal protective equipment, including a dust mask (e.g., N95), eyeshields, and gloves. Ensure good ventilation. Avoid breathing dust. This compound is classified as an irritant to the skin, eyes, and respiratory tract (H315, H319, H335).
How is 1,4,7,10,13,16-Hexathiacyclooctadecane packed and shipped?
+
Products are carefully packed according to international shipping regulations and can be exported globally by Tech Serve Solutions.
How can I request a quote or sample?
+
To request a quote or sample, please contact our sales team via the website or email, providing your specific requirements and delivery details.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis