Description

[3-(4-Nitrophenyl)Pyrazol-1-Yl]Acetic Acid tert-Butyl Ester is a high-purity, specialized chemical intermediate featuring a pyrazole core linked to a nitrophenyl moiety. This compound matters for its role as a critical building block in the synthesis of advanced pharmaceutical agents and agrochemicals, enabling the introduction of specific functional groups. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting specific biological pathways.
• Agrochemical Research: Used in developing novel herbicides, fungicides, and insecticides where the pyrazole-nitrophenyl structure confers specific bioactivity.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocyclic compounds in medicinal and materials chemistry.
• Ligand and Catalyst Development: Potential use in creating specialized ligands for catalytic systems or metal-organic frameworks (MOFs).
• Dye and Pigment Intermediate: The nitrophenyl group can be utilized in the synthesis of specialized dyes and functional colorants.
• Academic and R&D Laboratories: Employed in fundamental research for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	[3-(4-Nitrophenyl)Pyrazol-1-Yl]Acetic Acid tert-Butyl Ester
CAS No.	1355334-94-9
Molecular Formula	C15H17N3O4
Molecular Weight	303.32 g/mol
Synonyms	tert-Butyl [3-(4-nitrophenyl)-1H-pyrazol-1-yl]acetate; 1H-Pyrazole-1-acetic acid, 3-(4-nitrophenyl)-, 1,1-dimethylethyl ester; tert-Butyl 2-[3-(4-nitrophenyl)-1H-pyrazol-1-yl]acetate; 3-(p-Nitrophenyl)-1H-pyrazol-1-ylacetic acid tert-butyl ester; [3-(4-Nitrophenyl)-1H-pyrazol-1-yl]acetic acid tert-butyl ester; Boc-protected 3-(4-nitrophenyl)pyrazole acetic acid (common name); t-Butyl [3-(4-nitrophenyl)pyrazol-1-yl]acetate
EINECS	Contact for details

Quality Control

Our [3-(4-Nitrophenyl)Pyrazol-1-Yl]Acetic Acid tert-Butyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality systems are designed to meet the stringent requirements of pharmaceutical and fine chemical industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability. Keep container tightly sealed when not in use to prevent moisture absorption or contamination.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.