Name: Eastman Propionic Anhydride
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Eastman Propionic Anhydride

High-purity reagent grade with consistent batch-to-batch performance for reliable synthesis outcomes.
Superior reactivity in acylation and esterification reactions compared to alternative propionylating agents.
Low water content (<0.1%) minimizes hydrolysis side reactions and enhances shelf life under proper storage.
Controlled volatility and handling characteristics support safe integration into continuous and batch processes.
Manufactured under strict Eastman quality systems, compliant with ISO 9001 and REACH requirements.

Typical Applications Of Eastman Propionic Anhydride

Synthesis of pharmaceutical intermediates, including propionylated heterocycles and prodrug derivatives.
Production of cellulose propionate and other propionated biopolymers for specialty films and coatings.
Preparation of flavor and fragrance esters (e.g., propyl propionate) via catalyzed esterification.
Chemical modification of amines and alcohols in agrochemical active ingredient synthesis.
Use as a dehydrating agent and acyl donor in fine chemical manufacturing processes.

Chemical Type	Organic anhydride
Product Form	Liquid
Appearance	Colorless to pale yellow clear liquid
Primary Applications	Pharmaceuticals, agrochemicals, polymers, flavors & fragrances
Key Features	High reactivity, low moisture, consistent purity
Benefits	Improved yield, reduced side products, process robustness
Storage Recommendation	Under dry nitrogen, at 15–25°C, away from moisture and strong oxidizers
Regulatory Status	REACH registered; TSCA listed; not classified as CMR or PBT

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