Phenylacetic hydrazide
Phenylacetic hydrazide (CAS: 937-39-3) is an organic compound with the linear formula C<sub>6</sub>H<sub>5</sub>CH<sub>2</sub>CONHNH<sub>2</sub> and a molecular weight of 150.18 g/mol. This chemical serves as a versatile building block in organic synthesis, primarily utilised in the creation of more complex molecules within research and development settings. Its characteristic hydrazide functionality makes it valuable for derivatisation and as an intermediate in various synthetic pathways.

Organic Synthesis Intermediate
Phenylacetic hydrazide is employed as a key intermediate in the synthesis of various organic compounds. Its reactive hydrazide group allows for facile transformation into diverse heterocyclic structures and other functionalised molecules.
Research and Development
This compound is utilised in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities. It acts as a fundamental building block for medicinal chemistry and materials science investigations.
Precursor for Heterocycles
The structure of phenylacetic hydrazide makes it a suitable precursor for constructing various nitrogen-containing heterocyclic systems. These can find applications in pharmaceuticals, agrochemicals, and dyestuffs.
| Molecular weight | 150.18 |
|---|---|
| Linear formula | C6H5CH2CONHNH2 |
| Assay | 98% |
| Melting point | 115-116 °C(lit.) |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 Phenylacetic hydrazide used for?
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Phenylacetic hydrazide is primarily used as a building block and intermediate in organic synthesis and research and development settings for creating more complex molecules.
What is the CAS number and formula for Phenylacetic hydrazide?
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The CAS number is 937-39-3 and the linear formula is C<sub>6</sub>H<sub>5</sub>CH<sub>2</sub>CONHNH<sub>2</sub>.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenylacetic hydrazide with an assay of 98%. This product is suitable for research purposes. TSS does not represent this product as USP, BP, or EP grade.
How should Phenylacetic hydrazide be handled safely?
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Phenylacetic hydrazide is classified as acutely toxic if swallowed (H301) and requires careful handling. Always use appropriate personal protective equipment, avoid ingestion, and ensure adequate ventilation. Refer to the Safety Data Sheet for detailed handling procedures.
How is Phenylacetic hydrazide shipped and exported?
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Phenylacetic hydrazide is shipped under UN 2811, Hazard Class 6.1, Packing Group III. TSS is experienced in exporting chemicals globally, adhering to all relevant transportation regulations.
How can I request a quote or sample of Phenylacetic hydrazide?
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To request a quote or sample of Phenylacetic hydrazide, please contact our sales team through the website or by phone, providing your specific requirements.
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