Description

3-(tert-Butyldioxy)-3-(4-Chlorophenyl)Phthalide is a specialized organic peroxide compound, recognized for its role as a high-performance oxidizing agent and a key synthetic intermediate. Its unique structure, featuring a phthalide core with a peroxy and a chlorophenyl substituent, makes it valuable for initiating controlled oxidation reactions and constructing complex molecular frameworks. This chemical is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of complex drug molecules, particularly those requiring the introduction of peroxide or lactone functionalities.
• Polymerization Initiator: Acts as a free-radical initiator for the production of specialty polymers, resins, and coatings where controlled initiation is required.
• Organic Synthesis Reagent: Employed as a selective oxidizing agent in fine chemical synthesis for the preparation of epoxides, sulfoxides, and other oxygenated compounds.
• Agrochemical Research: Used in the development and scale-up of novel herbicides, fungicides, and plant growth regulators.
• Cross-linking Agent: Facilitates the cross-linking of polymers to enhance thermal stability, mechanical strength, and chemical resistance in advanced material formulations.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new reaction pathways in oxidation chemistry.

Basic Information

Product Name	3-(tert-Butyldioxy)-3-(4-Chlorophenyl)Phthalide
CAS No.	30723-78-5
Molecular Formula	C18H17ClO4
Molecular Weight	332.78 g/mol
Synonyms	3-(tert-Butylperoxy)-3-(4-chlorophenyl)phthalide; 3-(4-Chlorophenyl)-3-[(2-methylpropan-2-yl)peroxy]-2-benzofuran-1-one; 3-(tert-Butylperoxy)-3-(p-chlorophenyl)phthalide; 3-(4-Chlorophenyl)-3-(tert-butylperoxy)-1(3H)-isobenzofuranone; TBPP; tert-Butyl 4-chlorophenyl phthalidyl peroxide
EINECS	Contact for details

Quality Control

Every batch of 3-(tert-Butyldioxy)-3-(4-Chlorophenyl)Phthalide is manufactured and tested under a strict quality management system. We ensure high purity and consistency through advanced analytical techniques including HPLC, NMR, and titration methods. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from heat sources, sparks, and open flame. Due to its nature as an organic peroxide, it should be kept separate from reducing agents, strong acids, bases, and combustible materials. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Contact for details

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