Description

6-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)Benzo[De]Isochromene-1,3-Dione is a high-purity, functionalized organic building block containing a pinacol boronate ester group. This compound matters as a key intermediate in modern synthetic chemistry, enabling precise carbon-carbon bond formation via cross-coupling reactions like the Suzuki-Miyaura reaction. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly in oncology and CNS research.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides requiring specific aromatic frameworks.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport materials and emissive layer components in display and lighting technologies.
• Polymer & Material Science: Incorporated into monomers for creating specialty polymers with tailored optical or electronic properties.
• Ligand & Catalyst Development: Utilized in the preparation of novel ligands for transition metal catalysts used in asymmetric synthesis.
• Academic & Contract Research: Essential for methodological research in synthetic organic chemistry and for custom synthesis projects.

Basic Information

Product Name	6-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)Benzo[De]Isochromene-1,3-Dione
CAS No.	1193092-34-0
Molecular Formula	C19H19BO5
Molecular Weight	338.16 g/mol
Synonyms	6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[de]isochromene-1,3-dione; 1,3-Dioxo-1H-benzo[de]isochromene-6-boronic acid pinacol ester; 6-(Pinacolatoboryl)benzo[de]isochromene-1,3-dione; 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[de]isochromene-1,3(2H)-dione; Naphthalimide-6-boronic acid pinacol ester; 6-Boronated naphthalimide pinacol ester; 6-(Pinacolboron)naphthalic anhydride
EINECS	Contact for details

Quality Control

Our 6-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)Benzo[De]Isochromene-1,3-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high chemical purity and identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.