Dioctyl sulfide
Dioctyl sulfide (CAS: 2690-08-6, CH3(CH2)7S(CH2)7CH3) is an organic sulfur compound with a molecular weight of 258.51 g/mol. This chemical is characterised by its sulfide functional group linking two octyl chains. It is primarily utilised as a building block in chemical synthesis and as an intermediate in organic chemistry, contributing to the formation of more complex molecular structures.
- IUPAC
- Octyl sulfide

Organic Synthesis Intermediate
Dioctyl sulfide serves as a versatile intermediate in the synthesis of various organic compounds. Its sulfur atom can participate in a range of chemical reactions, enabling the construction of diverse molecular architectures for research and development purposes.
Building Block for Specialty Chemicals
This compound functions as a fundamental building block for creating specialty chemicals. Its structure allows for modifications and incorporation into larger molecules, finding utility in fields requiring tailored chemical properties.
Research and Development
Dioctyl sulfide is employed in research laboratories for exploring new synthetic pathways and developing novel materials. Its availability as a chemical synthesis reagent supports academic and industrial R&D initiatives.
| Molecular weight | 258.51 |
|---|---|
| Linear formula | CH3(CH2)7S(CH2)7CH3 |
| Assay | 96% |
| Boiling point | 180 °C/10 mmHg(lit.) |
| Density | 0.842 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.462(lit.) |

Hazard statements
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 110 °C / 230 °F |
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 41 |
| Safety statements (S) | 26-39 |
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 Dioctyl sulfide used for?
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Dioctyl sulfide is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals. It is also utilised in research and development laboratories for exploring new chemical pathways and materials.
What is the CAS number and chemical formula for Dioctyl sulfide?
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The CAS number for Dioctyl sulfide is 2690-08-6, and its chemical formula is CH3(CH2)7S(CH2)7CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dioctyl sulfide with an assay of 96%. This product is not represented as USP, BP, or EP grade; it is supplied for technical and research purposes.
What are the main hazards associated with Dioctyl sulfide?
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Dioctyl sulfide is classified with GHS05 symbol and the signal word 'Danger'. It carries the hazard statement H318, indicating it causes serious eye damage. Appropriate personal protective equipment, including eyeshields and gloves, should be used during handling.
How is Dioctyl sulfide shipped and exported?
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Dioctyl sulfide is shipped and exported in compliance with relevant transportation regulations. Specific packaging details are available upon request for domestic and international orders.
How can I request a sample or quote for Dioctyl sulfide?
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To request a sample or a quotation for Dioctyl sulfide, please contact our sales department through the website or via direct inquiry. Our team will assist you promptly.
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