4-Cyanophenylhydrazine hydrochloride
4-Cyanophenylhydrazine hydrochloride (CAS 2863-98-1) is a fine chemical compound with the linear formula NCC<sub>6</sub>H<sub>4</sub>NHNH<sub>2</sub> · HCl and a molecular weight of 169.61 g/mol. Supplied by Tech Serve Solutions, this hydrazine derivative serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and the development of novel organic compounds, offering a reactive functional group for further derivatisation in various synthetic pathways.
- IUPAC
- 4-Hydrazinobenzonitrile hydrochloride
- Synonyms
- 4-Hydrazinobenzonitrile hydrochloride

Organic Synthesis Intermediate
4-Cyanophenylhydrazine hydrochloride acts as a key intermediate in the synthesis of complex organic molecules. Its hydrazine moiety readily participates in condensation reactions, making it useful for forming heterocyclic compounds and other nitrogen-containing structures.
Research and Development
This compound is employed in academic and industrial research laboratories for exploring new chemical reactions and developing novel materials. Its structure lends itself to the creation of diverse chemical libraries for drug discovery and materials science applications.
Building Block for Heterocycles
The molecule serves as a versatile building block for the construction of various heterocyclic systems. Reactions with dicarbonyl compounds or their equivalents can lead to the formation of pyrazoles, indazoles, and other related ring systems.
| Molecular weight | 169.61 |
|---|---|
| Linear formula | NCC6H4NHNH2 · HCl |
| Assay | 97% |
| Melting point | 241-244 °C (dec.)(lit.) |

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 |
|---|---|
| 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-Cyanophenylhydrazine hydrochloride used for?
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4-Cyanophenylhydrazine hydrochloride is used as a building block in organic synthesis and in chemical research and development for creating novel organic compounds, particularly heterocyclic structures.
What are the CAS number and formula for 4-Cyanophenylhydrazine hydrochloride?
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The CAS number is 2863-98-1, and its linear formula is NCC<sub>6</sub>H<sub>4</sub>NHNH<sub>2</sub> · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Cyanophenylhydrazine hydrochloride with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-Cyanophenylhydrazine hydrochloride be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. This compound is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation.
Is 4-Cyanophenylhydrazine hydrochloride a controlled substance?
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The provided data does not indicate that 4-Cyanophenylhydrazine hydrochloride is a controlled substance.
How is this chemical packed and shipped?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations. Specific packaging details are available upon request.
How can I request a sample or quote for 4-Cyanophenylhydrazine hydrochloride?
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To request a sample or a quote, please contact our sales department through the contact form or by phone, referencing the product name and CAS number 2863-98-1.
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