Description

Acetic Acid 4-Nitrobenzyl Ester is a specialized organic ester derivative used as a key synthetic intermediate and protecting group reagent. Its value lies in its role as a versatile building block for constructing complex molecules in pharmaceutical and fine chemical research. This compound is primarily needed by R&D chemists and process development scientists working in pharmaceutical synthesis, agrochemical development, and advanced material science.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Protecting Group Reagent: Used in multi-step organic synthesis to temporarily protect carboxylic acid or alcohol functionalities.
• Agrochemical Synthesis: Acts as a building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and specialty performance chemicals.
• Academic & Industrial Research: Utilized in chemical libraries and for method development in synthetic organic chemistry laboratories.
• Material Science: Investigated as a monomer or modifier in the development of specialized polymers and coatings.

Basic Information

Product Name	Acetic Acid 4-Nitrobenzyl Ester
CAS No.	619-90-9
Molecular Formula	C9H9NO4
Molecular Weight	195.17 g/mol
Synonyms	4-Nitrobenzyl Acetate; p-Nitrobenzyl Acetate; (4-Nitrophenyl)methyl Acetate; Acetic Acid p-Nitrobenzyl Ester; 4-Nitrobenzyl Alcohol Acetate; 1-(Acetoxymethyl)-4-nitrobenzene; PNBA; 619-90-9
EINECS	210-615-0

Quality Control

Our Acetic Acid 4-Nitrobenzyl Ester is produced under strict quality management systems to ensure batch-to-batch consistency and high purity for research and industrial use. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

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, open flames, and incompatible materials such as strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	70 - 74 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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