tert-Nonyl polysulfide
Tert-Nonyl polysulfide (CAS 68425-16-1) is a chemical compound with an average molecular weight of approximately 414 g/mol. It functions as a polymer additive, modifying and enhancing polymer properties. Key characteristics include a refractive index of n20/D 1.549 and a density of 1.05 g/mL at 25°C. This polysulfide is valuable in materials science for its utility in polymer applications.
- IUPAC
- Di-tert-nonyl polysulfide,TNPS
- Synonyms
- Di-tert-nonyl polysulfide, TNPS

Polymer Property Modification
Tert-Nonyl polysulfide serves as a polymer additive designed to alter and improve the intrinsic characteristics of various polymeric materials. Its incorporation can lead to enhanced performance and suitability for specific industrial applications.
Materials Science Applications
Within materials science, this compound finds utility in the development and formulation of advanced materials. It contributes to the creation of polymers with tailored physical and chemical properties for specialized uses.
Additive in Polymer Formulations
As a polymer property modifier, tert-nonyl polysulfide is utilized in the formulation of polymers. It helps to achieve desired attributes such as improved durability, flexibility, or resistance, depending on the specific polymer system.
| Linear formula | (C6H13C(CH3)2)2Sx |
|---|---|
| Boiling point | 204 °C(lit.) |
| Density | 1.05 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.549 |
| Viscosity | 24 cP(50 °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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 120 °C / 248 °F |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn ~414 |
|---|---|
| Mfr No | TPS™ 37 LS |
| Transition Temp | pour point −24 °C |
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 tert-Nonyl polysulfide used for?
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Tert-Nonyl polysulfide is primarily used as a polymer additive to modify and enhance the properties of various polymer materials within the field of materials science.
What are the CAS number and formula for tert-Nonyl polysulfide?
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The CAS number for tert-Nonyl polysulfide is 68425-16-1. Its linear formula is (C6H13C(CH3)2)2Sx, with an average molecular weight of approximately 414 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies tert-Nonyl polysulfide, typically indicated by a manufacturer number like TPS™ 37 LS. We do not represent this product as USP, BP, EP, or pharmacopoeia grade. For specific purity details, please contact our sales team.
What are the key safety considerations when handling tert-Nonyl polysulfide?
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Tert-Nonyl polysulfide is classified with GHS07 symbol and the signal word 'Warning.' It carries hazard statements H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Refer to the Safety Data Sheet for comprehensive handling guidelines.
How is tert-Nonyl polysulfide packed, shipped, and exported?
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Tech Serve Solutions ensures that tert-Nonyl polysulfide is carefully packed and prepared for shipment according to international regulations for chemical export. Please contact us for specific details regarding packaging options and shipping.
How can I request a sample or quote for tert-Nonyl polysulfide?
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To request a sample or obtain a quote for tert-Nonyl polysulfide, please visit the product page on our website and utilize the 'Request Information' or 'Add to Quote' functions, or contact our dedicated sales team directly.
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