5-Amino-3-(4-methoxyphenyl)-1-phenylpyrazole
5-Amino-3-(4-methoxyphenyl)-1-phenylpyrazole (CAS 19652-13-2) is a heterocyclic organic compound with the molecular formula C16H15N3O and a molecular weight of 265.31 g/mol. This pyrazole derivative serves as a valuable building block in organic synthesis, particularly in the development of novel chemical entities. Its structure lends itself to further functionalisation, making it a useful intermediate in research and development across various chemical disciplines.

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of more complex organic molecules. Its pyrazole core and amine functionality allow for diverse chemical transformations.
Heterocyclic Chemistry Research
A valuable reagent for researchers exploring novel heterocyclic compounds and their properties. It is frequently employed in the construction of fused ring systems.
Pharmaceutical and Agrochemical Research
Serves as a scaffold for the design and synthesis of potential drug candidates or agrochemical agents, leveraging its inherent structural features for biological activity exploration.
| Molecular weight | 265.31 |
|---|---|
| Empirical formula | C16H15N3O |
| Assay | 97% |
| Melting point | 192-196 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-3-(4-methoxyphenyl)-1-phenylpyrazole used for?
+
5-Amino-3-(4-methoxyphenyl)-1-phenylpyrazole is primarily used as a building block and intermediate in organic synthesis, particularly in heterocyclic chemistry research for developing novel compounds for pharmaceutical and agrochemical applications.
What are the CAS number and formula for this compound?
+
The CAS number is 19652-13-2, and the empirical formula is C16H15N3O.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this compound with an assay of 97%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeial standards.
How should 5-Amino-3-(4-methoxyphenyl)-1-phenylpyrazole be handled safely?
+
This compound is a Warning substance (GHS07) that may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust.
Can Tech Serve Solutions export this chemical?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals.
How can I request a sample or quote?
+
Please contact our sales team directly through our website or by phone to request a sample or a quotation for 5-Amino-3-(4-methoxyphenyl)-1-phenylpyrazole.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis