11-(1H-pyrrol-1-yl)undecane-1-thiol
11-(1H-pyrrol-1-yl)undecane-1-thiol (CAS: 141779-05-7; Formula: C15H27NS; MW: 253.45) is a versatile organic compound featuring a pyrrole ring connected via an undecyl chain to a thiol group. This unique structure makes it valuable in materials science, particularly for self-assembly applications and surface modification due to the thiol's affinity for metal surfaces. It serves as a key building block in chemical synthesis for advanced materials and microelectronics.
- IUPAC
- 1H-Pyrrole-1-undecanethiol,PUT

Surface Functionalisation
The terminal thiol group readily forms strong bonds with metal surfaces, such as gold, enabling the creation of self-assembled monolayers (SAMs). This is crucial for modifying surface properties in microelectronics and sensor development.
Materials Science
This compound acts as a building block for novel materials, including self-assembly materials. Its incorporation can impart specific functionalities to polymers or surfaces, influencing their electronic or physical characteristics.
Chemical Synthesis
As a functional thiol and heterocyclic building block, it is employed in complex organic synthesis pathways. The pyrrole moiety offers a site for further chemical modification, expanding its synthetic utility.
Microelectronics and Nanotechnology
Its ability to form ordered molecular layers makes it relevant in the fabrication of micro- and nanoelectronic devices, facilitating precise control over interfacial properties and device performance.
| Molecular weight | 253.45 |
|---|---|
| Empirical formula | C15H27NS |
| Assay | 96% |
| Density | 0.928 g/mL at 25 °C |
| Refractive index | n20/D 1.506 |

Hazard statements
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Flash point | >110 °C / >230 °F |
|---|---|
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38-43 |
| Safety statements (S) | 26-36/37 |
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 11-(1H-pyrrol-1-yl)undecane-1-thiol used for?
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11-(1H-pyrrol-1-yl)undecane-1-thiol is primarily used in materials science for creating self-assembled monolayers on metal surfaces, in micro/nanoelectronics, and as a building block in chemical synthesis.
What is the CAS number and molecular formula for this compound?
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The CAS number is 141779-05-7 and the molecular formula is C15H27NS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 11-(1H-pyrrol-1-yl)undecane-1-thiol with an assay of 96%. This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP.
How should 11-(1H-pyrrol-1-yl)undecane-1-thiol be handled safely?
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This compound is a Warning according to GHS, with hazards including skin and eye irritation (H315, H319), respiratory irritation (H335), and potential skin sensitisation (H317). Handle with appropriate personal protective equipment (gloves, eye protection, respiratory protection if needed) in a well-ventilated area. Avoid breathing vapours. Refer to the Safety Data Sheet (SDS) for comprehensive handling information.
How is 11-(1H-pyrrol-1-yl)undecane-1-thiol packed, shipped, and exported?
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Products are carefully packed to ensure integrity during transit. Tech Serve Solutions, as a global supplier and exporter, handles all necessary documentation and logistics for international shipments, adhering to relevant transport regulations (e.g., UN 3334).
How can I request a sample or quote for 11-(1H-pyrrol-1-yl)undecane-1-thiol?
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To request a sample or a formal quotation, please use the contact form on our website or email our sales department, providing your contact details and the product name or CAS number.
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