Diethyl sulfide
Diethyl sulfide (CAS: 352-93-2), with the linear formula (C₂H₅)₂S and a molecular weight of 90.19 g/mol, is a volatile sulfur compound. It serves as a valuable building block in organic synthesis and finds application in specialised research areas, including cell biology and nutrition research. Its characteristics as a sulfide make it relevant in the study of sulfur compounds and phytochemicals.
- IUPAC
- Ethyl sulfide
- Synonyms
- Ethyl sulfide

Chemical Synthesis
Diethyl sulfide is employed as an organic building block in the synthesis of more complex molecules. Its sulfur-containing structure allows for diverse chemical transformations in research and development settings.
Analytical Standards
This compound has been utilised in studies to develop and validate analytical procedures, such as assessing quantification methods for volatile sulfur compounds in complex gaseous samples.
Cell Biology Research
As a sulfur compound, Diethyl sulfide may be used in cell biology research to investigate cellular processes or metabolic pathways involving sulfur-containing molecules.
Nutrition Research
Diethyl sulfide's presence or role in metabolic processes can make it a subject of interest within nutrition research, particularly concerning sulfur metabolism.
| Molecular weight | 90.19 |
|---|---|
| Linear formula | (C2H5)2S |
| Assay | ≥99.0% (GC) |
| Boiling point | 90-92 °C(lit.) |
| Density | 0.837 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.442(lit.)n20/D 1.442 |
| Vapour pressure | 105 mmHg (37.7 °C) |
| Melting point | −100 °C(lit.) |
| Application | Diethyl sulfide was used to assess the quantification procedure for nine volatile sulfur compounds in complex gaseous samples by solid-phase microextraction1. |


Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -10 °C / 14 °F |
| Transport (UN / ADR) | UN 2375 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/38 |
| Safety statements (S) | 9-16-26-33-36 |
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 Diethyl sulfide used for?
+
Diethyl sulfide is primarily used as a building block in organic synthesis, for analytical method development, and in specialised research areas such as cell biology and nutrition research.
What are the CAS number and formula for Diethyl sulfide?
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The CAS number for Diethyl sulfide is 352-93-2, and its linear formula is (C₂H₅)₂S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethyl sulfide with a purity of ≥99.0% (GC). We do not represent this product as USP, BP, or EP grade.
How is Diethyl sulfide handled safely?
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Diethyl sulfide is a flammable liquid and vapour (H225) and causes skin (H315) and serious eye irritation (H319). Handle in a well-ventilated area, away from ignition sources. Use appropriate personal protective equipment, including gloves, eyeshields, and a suitable respirator. In case of contact, follow recommended first aid procedures.
How is Diethyl sulfide packed and shipped?
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Diethyl sulfide is packed in compliance with international shipping regulations for hazardous materials. TSS exports globally, ensuring secure and compliant transportation.
How can I request a sample or quote for Diethyl sulfide?
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To request a sample or a quote for Diethyl sulfide, please contact our sales team via the website or direct email, providing your specific requirements and shipping details.
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