Description

o-Nitrophenyl n-Butyrate is a specialized organic ester compound, widely utilized as a key intermediate and reagent in advanced chemical synthesis. Its value lies in its specific reactivity profile, making it an essential building block for the production of fine chemicals and active pharmaceutical ingredients (APIs). This product is primarily needed by research institutions, pharmaceutical manufacturers, and agrochemical companies engaged in the development of novel compounds and complex molecular structures.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of complex organic dyes and colorants.
• Polymer Chemistry: Employed as a modifying agent or monomer in the development of specialty polymers with specific functional properties.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new organic reactions and pathways.
• Biochemical Probe: Can be used in enzymatic studies, particularly as a substrate for esterase activity assays.

Basic Information

Product Name	o-Nitrophenyl n-Butyrate
CAS No.	2487-26-5
Molecular Formula	C10H11NO4
Molecular Weight	209.20 g/mol
Synonyms	2-Nitrophenyl butyrate; o-Nitrophenyl butanoate; Butanoic acid, 2-nitrophenyl ester; 2-Nitrophenyl n-butyrate; ONB; Butyric acid o-nitrophenyl ester; Ortho-nitrophenyl butyrate; 1-Butyryloxy-2-nitrobenzene
EINECS	219-647-6

Quality Control

Our o-Nitrophenyl n-Butyrate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy, to verify identity and meet stringent impurity profiles. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	34 - 38 °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.