Description

3,4,5,6-Tetrahydrophthalimide is a versatile bicyclic imide compound that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its rigid, functionalized structure, which is pivotal for constructing complex molecules with specific biological or material properties. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop new active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, contributing to the development of new crop protection agents.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the creation of specialty polyimides and other high-temperature, engineering-grade plastics.
• Organic Synthesis Reagent: Employed in various organic transformations, including Diels-Alder reactions and as a precursor for other nitrogen-containing heterocycles.
• Material Science Research: Investigated for use in organic electronic materials, such as semiconductors or charge-transport layers.
• Chemical Intermediate for Dyes & Pigments: Serves as a precursor in the synthesis of complex colorants and functional dyes.

Basic Information

Product Name	3,4,5,6-Tetrahydrophthalimide
CAS No.	4720-86-9
Molecular Formula	C8H9NO2
Molecular Weight	151.16 g/mol
Synonyms	3,4,5,6-Tetrahydro-1H-isoindole-1,3(2H)-dione; 4-Cyclohexene-1,2-dicarboximide; Tetrahydrophthalimide; 1,2,3,6-Tetrahydrophthalimide; 3a,4,7,7a-Tetrahydroisoindole-1,3-dione; Delta4-Tetrahydrophthalimide; NSC 403697
EINECS	225-210-8

Quality Control

Our 3,4,5,6-Tetrahydrophthalimide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

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 oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158 - 162 °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.