5-Amino-1-(4-methoxyphenyl)-1H-pyrazole-4-carboxylic acid
5-Amino-1-(4-methoxyphenyl)-1H-pyrazole-4-carboxylic acid (CAS: 14678-95-6) is a heterocyclic organic compound with the molecular formula C11H11N3O3 and a molecular weight of 233.22 g/mol. As a key building block in chemical synthesis, this pyrazole derivative is primarily utilised in the development of novel organic molecules and intermediates for research and development purposes.

Organic Synthesis Intermediate
Utilised as a versatile building block for the construction of more complex organic molecules. Its pyrazole core and functional groups allow for diverse synthetic transformations.
Pharmaceutical Research
Serves as a potential scaffold in medicinal chemistry for the design and synthesis of new drug candidates. Its structure may be amenable to modifications for biological activity screening.
Heterocyclic Chemistry
Employed in the study and synthesis of various heterocyclic compounds. Its specific arrangement of nitrogen atoms within the pyrazole ring offers unique reactivity.
| Molecular weight | 233.22 |
|---|---|
| Empirical formula | C11H11N3O3 |
| Assay | 97% |
| Melting point | 180-185 °C (dec.)(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-methoxyphenyl)-1H-pyrazole-4-carboxylic acid used for?
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This compound is primarily used as a building block in organic synthesis and for research in medicinal chemistry and heterocyclic chemistry.
What is the CAS number and chemical formula for this product?
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The CAS number is 14678-95-6 and the chemical formula is C11H11N3O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound at an assay of 97%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
How should 5-Amino-1-(4-methoxyphenyl)-1H-pyrazole-4-carboxylic acid be handled?
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This compound may cause an allergic skin reaction (H317). When handling, wear a dust mask type N95 (US), eyeshields, faceshields, and gloves. Ensure good ventilation and avoid breathing dust. In case of contact with skin, wash immediately with plenty of water.
Is this chemical available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 5-Amino-1-(4-methoxyphenyl)-1H-pyrazole-4-carboxylic acid.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team via the website or by phone with your specific requirements.
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