4′-Mercaptobiphenylcarbonitrile
4′-Mercaptobiphenylcarbonitrile (CAS: 64409-12-7), with the molecular formula C13H9NS and a molecular weight of 211.28 g/mol, is a chemical compound utilised in materials science. It plays a role in modifying the electronic characteristics and surface coverage of gold substrates through self-assembly processes, particularly relevant in micro- and nanoelectronics applications. Its thiol group enables strong binding to gold surfaces, facilitating controlled monolayer formation.
- IUPAC
- 4′-Mercapto-[1,1′-biphenyl]-4-carbonitrile

Surface Modification of Gold
This compound is employed to tune the electronic properties of gold surfaces. Its application leads to controlled monolayer formation, influencing surface coverage and electronic characteristics.
Micro- and Nanoelectronics
Utilised in the field of micro- and nanoelectronics, 4′-Mercaptobiphenylcarbonitrile contributes to the development of advanced electronic devices by enabling precise surface functionalisation.
Self-Assembly Materials
As a key component in self-assembly processes, it allows for the creation of ordered molecular layers on substrates, a fundamental technique in nanotechnology.
| Molecular weight | 211.28 |
|---|---|
| Empirical formula | C13H9NS |
| Assay | 97% (GC) |
| Form | powder |
| Application | This material is used to tune the electronic properties and subsequent surface coverage of gold surfaces/monolayer.1 |
| Melting point | 127-132 °C |


Hazard statements
- H318Causes serious eye damage
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 41-50 |
| Safety statements (S) | 26-39-61 |
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 4′-Mercaptobiphenylcarbonitrile used for?
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4′-Mercaptobiphenylcarbonitrile is used to tune the electronic properties and subsequent surface coverage of gold surfaces/monolayers, particularly in materials science and micro/nanoelectronics for self-assembly applications.
What is the CAS number and formula for 4′-Mercaptobiphenylcarbonitrile?
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The CAS number for 4′-Mercaptobiphenylcarbonitrile is 64409-12-7, and its molecular formula is C13H9NS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4′-Mercaptobiphenylcarbonitrile with a minimum purity of 97% (GC). This product is supplied for research and development use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 4′-Mercaptobiphenylcarbonitrile be handled?
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4′-Mercaptobiphenylcarbonitrile is classified as Danger. It can cause serious eye damage (H318) and is very toxic to aquatic life (H400). Handle with appropriate personal protective equipment, including eye protection (P280, P305 + P351 + P338), and avoid release to the environment (P273).
Is 4′-Mercaptobiphenylcarbonitrile exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4′-Mercaptobiphenylcarbonitrile.
How can I request a quote or sample for 4′-Mercaptobiphenylcarbonitrile?
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To request a quote or sample of 4′-Mercaptobiphenylcarbonitrile, please contact our sales department through the website or by phone.
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