5-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carboxylic acid
5-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carboxylic acid (CAS: 14678-93-4) is a heterocyclic organic compound with the molecular formula C11H11N3O2 and a molecular weight of 217.22 g/mol. This pyrazole derivative serves as a valuable building block in organic synthesis. Its structure makes it suitable for further chemical modifications, finding utility in the development of novel chemical entities and research applications.

Chemical Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. Its pyrazole core and functional groups allow for diverse chemical transformations.
Research and Development
Employed in academic and industrial research settings for the exploration of new chemical compounds and materials. It is a versatile building block for novel structures.
Heterocyclic Chemistry
A relevant compound within heterocyclic chemistry, contributing to the study and creation of nitrogen-containing ring systems with potential biological activity.
| Molecular weight | 217.22 |
|---|---|
| Empirical formula | C11H11N3O2 |
| Assay | 97% |
| Melting point | 182-186 °C(lit.) |

Hazard statements
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 43 |
| Safety statements (S) | 26-36/37 |
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-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carboxylic acid used for?
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This compound is primarily used as a building block in organic synthesis and in chemical research and development for creating novel molecules and exploring heterocyclic chemistry.
What are the CAS number and formula for 5-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carboxylic acid?
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The CAS number is 14678-93-4 and the molecular formula is C11H11N3O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of 97%. We do not represent it as USP, BP, EP, or any pharmacopoeia grade.
How should 5-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carboxylic acid be handled safely?
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This compound is classified under GHS07 with a Warning signal word. It may cause an allergic skin reaction (H317). Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, faceshields, and gloves. Ensure good ventilation.
Is this product available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a sample or quote?
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Please contact our sales team directly through our website or by phone to request a sample or a detailed quotation.
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