Description

4-Nitrophenoxyacetic Acid is a versatile organic compound featuring both a nitroaromatic and a carboxylic acid functional group, making it a valuable synthetic intermediate. This compound is critical for researchers and manufacturers requiring precise chemical building blocks for complex organic synthesis. It is primarily utilized in the development of pharmaceuticals, agrochemicals, and advanced materials, where its unique structure enables the creation of novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a nitrophenoxy moiety.
• Agrochemical Synthesis: Used in the research and production of herbicides and plant growth regulators, where its structure can be modified to create new bioactive molecules.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing more complex molecules, including dyes, pigments, and liquid crystals.
• Biochemical Research: Acts as a substrate or inhibitor in enzymatic studies and biochemical assays due to its nitro group, which can be spectroscopically monitored.
• Polymer Chemistry: Can be incorporated as a monomer or functionalizing agent to introduce aromatic nitro groups into polymer chains, altering material properties.
• Chemical Derivatization: Used to modify surfaces or other molecules via its carboxylic acid group, enabling conjugation and labeling applications.

Basic Information

Product Name	4-Nitrophenoxyacetic Acid
CAS No.	1798-11-4
Molecular Formula	C8H7NO5
Molecular Weight	197.14 g/mol
Synonyms	p-Nitrophenoxyacetic Acid; (4-Nitrophenoxy)acetic Acid; 2-(4-Nitrophenoxy)acetic Acid; 4-Nitro-phenoxyacetic Acid; Acetic Acid, (p-Nitrophenoxy)-; NSC 403697; PNPA; PNOA
EINECS	217-285-4

Quality Control

Our 4-Nitrophenoxyacetic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	156 - 160 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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