5-(4-Chlorophenyl)-1H-tetrazole
5-(4-Chlorophenyl)-1H-tetrazole (CAS: 16687-61-9; C7H5ClN4; MW: 180.59) is a halogenated heterocyclic compound supplied by TSS for chemical synthesis. It serves as a valuable building block in organic chemistry, particularly for the construction of more complex molecular architectures. Its tetrazole ring and chlorophenyl moiety offer distinct reactivity for various synthetic transformations.
- IUPAC
- 5-(4-Chlorophenyl)-2H-tetrazole,5-(p-Chlorophenyl)tetrazole,5-(p-Chlorophenyl)-1H-tetrazole,NSC 86301
- Synonyms
- 5-(4-Chlorophenyl)-2H-tetrazole5-(p-Chlorophenyl)tetrazole5-(p-Chlorophenyl)-1H-tetrazoleNSC 86301

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of novel organic compounds. Its structure allows for diverse derivatisation in medicinal chemistry and materials science research.
Heterocyclic Chemistry Building Block
Serves as a fundamental component in the creation of complex heterocyclic systems. The tetrazole ring is a prevalent scaffold in pharmacologically active molecules.
Pharmaceutical Research
Incorporated into the development of potential drug candidates. The chlorophenyltetrazole moiety is found in various biologically active agents, making it a relevant starting material.
| Molecular weight | 180.59 |
|---|---|
| Empirical formula | C7H5ClN4 |
| Assay | 97% |
| Melting point | 260-264 °C (Decomposition without melting.) |

Hazard statements
- H302Harmful if swallowed
| 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 5-(4-Chlorophenyl)-1H-tetrazole used for?
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This compound is primarily used as a building block and intermediate in organic synthesis, particularly in the fields of medicinal chemistry and heterocyclic chemistry.
What are the CAS number and molecular formula?
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The CAS number is 16687-61-9, and the molecular formula is C7H5ClN4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-(4-Chlorophenyl)-1H-tetrazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 5-(4-Chlorophenyl)-1H-tetrazole be handled?
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This compound is classified as harmful if swallowed (H302). Handle with appropriate personal protective equipment in a well-ventilated area. Consult the Safety Data Sheet for detailed handling procedures.
Is 5-(4-Chlorophenyl)-1H-tetrazole a controlled substance?
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The provided data does not indicate that 5-(4-Chlorophenyl)-1H-tetrazole is a controlled substance.
How is this chemical packed and exported?
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Tech Serve Solutions expertly packs and exports chemicals globally, adhering to all relevant international shipping regulations.
How can I request a sample or quote?
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Please contact our sales team directly via the website or phone to request a sample or obtain a quotation for 5-(4-Chlorophenyl)-1H-tetrazole.
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