Description

1,3-Isobenzofurandione,5-(1-Methylethenyl)-(9Ci) is a specialized organic compound, identified by CAS No. 200569-42-2, belonging to the isobenzofurandione class. This chemical serves as a valuable high-purity intermediate and building block in advanced synthetic chemistry. It is primarily required by pharmaceutical R&D and fine chemical synthesis sectors for the development of novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used as a specialized building block for creating high-value agrochemicals, dyes, and performance chemicals.
• Polymer Chemistry: Can be employed in the research and development of specialty polymers and resins with unique properties.
• Material Science Research: Utilized in academic and industrial R&D for developing new organic electronic materials or advanced coatings.
• Chemical Research & Development: Serves as a standard or reagent in method development and exploratory organic synthesis.

Basic Information

Product Name	1,3-Isobenzofurandione,5-(1-Methylethenyl)-(9Ci)
CAS No.	200569-42-2
Molecular Formula	C11H8O3
Molecular Weight	188.18 g/mol
Synonyms	5-Isopropenylisobenzofuran-1,3-dione; 5-(1-Methylethenyl)-1,3-isobenzofurandione; 5-Isopropenylphthalic Anhydride; 5-Vinylidenephthalic Anhydride; 5-(Prop-1-en-2-yl)isobenzofuran-1,3-dione; 200569-42-2; 5-(1-Methylethenyl)phthalic anhydride
EINECS	Contact for details

Quality Control

Our production of 1,3-Isobenzofurandione,5-(1-Methylethenyl)-(9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every 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 at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption and degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

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