4′-Heptyl-4-biphenylcarbonitrile
4′-Heptyl-4-biphenylcarbonitrile (CAS 41122-71-8) is an organic compound with the linear formula CH3(CH2)6C6H4C6H4CN and a molecular weight of 277.40 g/mol. This chemical is recognised for its properties relevant to materials science, particularly in the field of liquid crystals. It finds applications in areas requiring specific electronic and optical characteristics, contributing to advancements in modern material technologies.

Liquid Crystal Displays
This compound is a key component in the formulation of liquid crystal mixtures used in display technologies. Its specific molecular structure contributes to the electro-optical properties essential for modern screens.
Materials Science Research
Utilised in research and development within materials science, it serves as a building block or reference compound for investigating novel materials with unique thermal and optical properties.
Organic Electronics
Its molecular characteristics make it suitable for applications in organic and printed electronics, where precise control over material behaviour is crucial for device performance.
Nematic Phase Materials
Specifically employed in applications requiring nematic liquid crystal phases, contributing to the development of materials with ordered molecular arrangements.
| Molecular weight | 277.40 |
|---|---|
| Linear formula | CH3(CH2)6C6H4C6H4CN |
| Assay | 98% |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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′-Heptyl-4-biphenylcarbonitrile used for?
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4′-Heptyl-4-biphenylcarbonitrile is primarily used in materials science, particularly in the formulation of liquid crystal mixtures for displays, and in organic and printed electronics.
What is the CAS number and formula for 4′-Heptyl-4-biphenylcarbonitrile?
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The CAS number is 41122-71-8 and the linear formula is CH3(CH2)6C6H4C6H4CN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4′-Heptyl-4-biphenylcarbonitrile with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 4′-Heptyl-4-biphenylcarbonitrile be handled?
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Handling requires appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation. Ensure good ventilation and avoid dust formation.
Is 4′-Heptyl-4-biphenylcarbonitrile a controlled substance?
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The provided data does not indicate that 4′-Heptyl-4-biphenylcarbonitrile is a controlled substance.
How is 4′-Heptyl-4-biphenylcarbonitrile packed and shipped?
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This chemical is packed and exported in accordance with international regulations for the shipment of chemical products. Specific packaging details are available upon request.
How can I request a sample or quote for 4′-Heptyl-4-biphenylcarbonitrile?
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To request a sample or a quote, please contact our sales department through the provided contact information on the Tech Serve Solutions website.
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