Description

Naphtho[1,8-Bc]Pyran-7,8-Dione, 2,3-Dihydro- (9Ci) is a specialized fused-ring organic compound belonging to the pyranodione class. This high-purity intermediate is valued for its unique structural motif, which is integral to advanced synthetic chemistry and materials science research. It serves as a critical building block for researchers and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors seeking to develop novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex heterocyclic compounds with potential biological activity.
• Agrochemical Research: Used in developing new active ingredients for crop protection products.
• Organic Semiconductor Development: Serves as a core structure for creating novel π-conjugated materials for OLEDs or organic photovoltaics.
• Dye & Pigment Synthesis: Acts as a starting material for producing specialized colorants and functional dyes.
• Academic & R&D: Employed in methodological studies and the discovery of new chemical reactions and catalysts.
• Material Science: Investigated for use in creating advanced polymers and coatings with specific optical or electronic properties.

Basic Information

Product Name	Naphtho[1,8-Bc]Pyran-7,8-Dione, 2,3-Dihydro- (9Ci)
CAS No.	350670-68-7
Molecular Formula	C13H8O3
Molecular Weight	212.20 g/mol
Synonyms	2,3-Dihydronaphtho[1,8-bc]pyran-7,8-dione; Dihydronaphthopyrandione; Naphtho[1,8-bc]pyran-7,8-dione, 2,3-dihydro-; 350670-68-7; Naphthopyrandione derivative; Fused pyranodione; Benzo[de]isochromene-7,8-dione, 1,2-dihydro-
EINECS	Contact for details

Quality Control

Our Naphtho[1,8-Bc]Pyran-7,8-Dione, 2,3-Dihydro- (9Ci) is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets exacting R&D and production standards. Certificates of Analysis (COA) detailing all specifications 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 incompatible materials. Due to its light-sensitive nature, handling should minimize exposure to direct light.

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.