Description

Naphtho(1,2-B)Furan-4,5-Dione, 2,3-Dihydro-2,3,3-Trimethyl- is a specialized organic compound belonging to the class of naphthofurandiones. This high-purity intermediate is valued for its unique fused-ring structure, which makes it a critical building block in advanced synthetic chemistry. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex heterocyclic compounds with potential biological activity.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and plant growth regulators.
• Organic Synthesis: Serves as a versatile dienophile or electrophile in Diels-Alder and other cycloaddition reactions for constructing polycyclic frameworks.
• Material Science: Investigated as a monomer or precursor for specialty polymers and organic electronic materials due to its quinone structure.
• Dyestuff & Pigment Intermediate: Potential starting material for synthesizing high-performance, color-fast organic pigments.
• Academic & R&D: Essential reagent for mechanistic studies and exploring new reaction pathways in organic chemistry laboratories.

Basic Information

Product Name	Naphtho(1,2-B)Furan-4,5-Dione, 2,3-Dihydro-2,3,3-Trimethyl-
CAS No.	521-49-3
Molecular Formula	C₁₅H₁₄O₃
Molecular Weight	242.27 g/mol
Synonyms	2,3-Dihydro-2,3,3-trimethylnaphtho[1,2-b]furan-4,5-dione; 2,3,3-Trimethyl-2,3-dihydronaphtho[1,2-b]furan-4,5-dione; 2,3,3-Trimethyl-2H-naphtho[1,2-b]furan-4,5-dione; NSC 403119; 1,2-Naphthoquinone, 3,4-dihydro-3,3,4-trimethyl-3,4-epoxy-; 3,4-Epoxy-3,4-dihydro-3,3,4-trimethyl-1,2-naphthoquinone
EINECS	208-311-6

Quality Control

Our Naphtho(1,2-B)Furan-4,5-Dione, 2,3-Dihydro-2,3,3-Trimethyl- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the stringent requirements for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.