Methyl propyl disulfide
Methyl propyl disulfide (CAS: 2179-60-4) is an organosulfur compound with the linear formula CH3CH2CH2SSCH3 and a molecular weight of 122.25 g/mol. This disulfide presents as a liquid and is primarily utilised as a building block in chemical synthesis and organic chemistry. Its sulfur-containing structure makes it valuable for introducing specific functional groups in the development of new molecules, particularly within the scope of sulfur compound research and development.

Organic Synthesis Intermediate
Methyl propyl disulfide serves as a key intermediate in various organic synthesis pathways. It is employed to introduce disulfide linkages or sulfur functionalities into target molecules, aiding in the construction of complex organic structures.
Research and Development
This compound finds application in academic and industrial research laboratories. Its unique sulfur chemistry is explored for novel applications in materials science and medicinal chemistry.
Building Block for Specialty Chemicals
As an organic building block, it contributes to the synthesis of specialty chemicals where specific sulfur-containing motifs are required. This can include the development of new reagents or functional materials.
| Molecular weight | 122.25 |
|---|---|
| Linear formula | CH3CH2CH2SSCH3 |
| Assay | 90% |
| Boiling point | 69-71 °C/43 mmHg(lit.) |
| Density | 0.98 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.508(lit.) |
| Impurities tested | ~3% methyl disulfide~6% propyl disulfide |


Hazard statements
- H226Flammable liquid and vapour
- H319Causes serious eye irritation
Precautionary statements
- 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 | 43 °C / 109.4 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36 |
| Safety statements (S) | 16-26 |
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 Methyl propyl disulfide used for?
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Methyl propyl disulfide is primarily used as a building block in organic synthesis and in research and development activities involving sulfur compounds.
What is the CAS number and formula for Methyl propyl disulfide?
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The CAS number is 2179-60-4, and its linear formula is CH3CH2CH2SSCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl propyl disulfide with an assay of approximately 90%. This product is suitable for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
How should Methyl propyl disulfide be handled safely?
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Methyl propyl disulfide is a flammable liquid and vapour (H226) and can cause serious eye irritation (H319). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area away from ignition sources.
Is Methyl propyl disulfide a controlled substance?
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Based on the provided data, Methyl propyl disulfide is not indicated as a controlled substance.
How is Methyl propyl disulfide packed, shipped, and exported?
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Tech Serve Solutions offers Methyl propyl disulfide for global export, adhering to all necessary regulations for safe transport of chemical goods. Specific packing details are available upon request.
How can I request a quote or sample for Methyl propyl disulfide?
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To request a quote or a sample of Methyl propyl disulfide, please contact the Tech Serve Solutions sales team via our website or listed contact details.
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