3-(4-Hydroxyphenyl)benzonitrile
3-(4-Hydroxyphenyl)benzonitrile (CAS: 154848-44-9), with the molecular formula C13H9NO and a molecular weight of 195.22, is a specialized organic compound. It serves as a valuable building block in chemical synthesis and is noted for its relevance in cell biology research, particularly concerning human estrogen receptors ESR1 and ESR2. This nitrile derivative offers unique structural properties for advanced organic chemistry applications.
- IUPAC
- 4′-Hydroxy-[1,1′−biphenyl]-3-carbonitrile,4′-Hydroxybiphenyl-3-carbonitrile
- Synonyms
- 4′-Hydroxybiphenyl-3-carbonitrile4′-Hydroxy-[1,1′−biphenyl]-3-carbonitrile

Chemical Synthesis
Utilised as a versatile building block in organic synthesis, enabling the construction of more complex molecular architectures. Its functional groups (hydroxyl and nitrile) allow for diverse chemical transformations.
Cell Biology Research
Investigated for its interactions with biological targets, including human estrogen receptors ESR1 and ESR2. This makes it a subject of interest in studies related to cellular signalling and hormonal activity.
Intermediate for Bioactive Molecules
Serves as a key intermediate in the development of novel bioactive small molecules. Its structure can be modified to create compounds with potential pharmaceutical or research applications.
| Molecular weight | 195.22 |
|---|---|
| Empirical formula | C13H9NO |
| Assay | 97% |
| Melting point | 164-168 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H318Causes serious eye damage
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 20/21/22-41-51/53 |
| Safety statements (S) | 26-36/37/39-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... ESR1(2099), ESR2(2100) |
|---|
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 3-(4-Hydroxyphenyl)benzonitrile used for?
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3-(4-Hydroxyphenyl)benzonitrile is primarily used as a building block in chemical synthesis and in cell biology research, particularly for its interaction with human estrogen receptors ESR1 and ESR2.
What is the CAS number and molecular formula?
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The CAS number for 3-(4-Hydroxyphenyl)benzonitrile is 154848-44-9, and its molecular formula is C13H9NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-(4-Hydroxyphenyl)benzonitrile with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or for nutraceutical or food use.
What are the safety and handling considerations?
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This compound is classified with GHS05 and GHS07 symbols and the signal word 'Danger'. It carries hazard statements H302 (Harmful if swallowed), H312 (Harmful in contact with skin), H318 (Causes serious eye damage), and H332 (Harmful if inhaled). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, is essential. Follow precautionary statements P280 and P305 + P351 + P338.
How is this chemical packed and exported?
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3-(4-Hydroxyphenyl)benzonitrile is shipped according to UN 3077, Class 9, Packing Group III regulations for hazardous materials. As a global supplier, TSS ensures compliant packaging and international export procedures.
How can I request a sample or quote?
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To request a sample or a quote for 3-(4-Hydroxyphenyl)benzonitrile, please use the contact form on our website or contact our sales team directly. Please provide your specific requirements.
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