1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid
1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid (CAS: 1141-70-4, C12H12N2O2) is a heterocyclic organic compound supplied by Tech Serve Solutions. With a molecular weight of 216.24, this pyrazole derivative is primarily utilised as a building block in chemical synthesis. Its structure lends itself to the creation of more complex molecules within research and development settings, particularly in areas requiring heterocyclic scaffolds. It is available with an assay of 97%.

Organic Synthesis Intermediate
1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid serves as a versatile intermediate in the synthesis of complex organic molecules. Its pyrazole core and carboxylic acid functionality allow for diverse chemical transformations.
Heterocyclic Chemistry Research
This compound is valuable in heterocyclic chemistry research, providing a readily functionalised pyrazole scaffold. It is used in the development of novel compounds with potential applications in medicinal chemistry and materials science.
Building Block for Fine Chemicals
As a defined building block, it is employed in multi-step syntheses of fine chemicals. Its specific structure contributes to the targeted construction of molecules with desired properties.
| Molecular weight | 216.24 |
|---|---|
| Empirical formula | C12H12N2O2 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 153-158 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
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 1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid used for?
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1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid is primarily used as a building block in organic synthesis and research within heterocyclic chemistry.
What are the CAS number and chemical formula for this product?
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The CAS number is 1141-70-4 and the chemical formula is C12H12N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid with an assay of 97%. This product is not supplied as USP, BP, EP, or other pharmacopoeia grades.
How should 1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid be handled?
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This compound is classified as harmful if swallowed and causes serious eye irritation (H302, H319). Handle with appropriate personal protective equipment, including gloves and eye protection, and ensure good ventilation. Avoid ingestion and contact with eyes. In case of eye contact, rinse cautiously with water for several minutes and seek medical advice.
Is this chemical suitable for pharmaceutical applications?
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While it can be used as an intermediate in research and synthesis, its suitability for direct pharmaceutical application depends on further purification and specific regulatory compliance, which are not guaranteed by its current supply specification.
How is this chemical exported and shipped?
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Tech Serve Solutions, as a global supplier, exports and ships chemicals according to international regulations. Specific packaging and shipping details are provided upon request.
How can I request a quote or sample?
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To request a quote or sample of 1-Benzyl-3-methyl-1H-pyrazole-5-carboxylic acid, please contact our sales team through the website or by phone, providing your specific requirements.
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