Description

4-Chloro-1H,3H-Naphtho[1,8-Cd]Pyran-1,3-Dione is a specialized heterocyclic organic compound featuring a naphthopyrandione core structure substituted with a chlorine atom. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, particularly for the development of complex molecules with specific electronic or photophysical properties. It is primarily sought by research institutions, pharmaceutical developers, and specialty chemical manufacturers engaged in creating novel materials, dyes, or active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates and complex bioactive molecules.
• Organic Synthesis Reagent: Used in research and development for constructing fused polycyclic systems and heterocyclic compounds.
• Dye and Pigment Precursor: Intermediate in the production of specialized dyes, pigments, and functional colorants.
• Material Science Research: Serves as a monomer or precursor for developing organic electronic materials or polymers.
• Agrochemical Synthesis: Potential intermediate in the research and development of novel agrochemicals.
• Academic and Industrial R&D: Utilized in chemical research to study reaction mechanisms and develop new synthetic methodologies.

Basic Information

Item	Detail
Product Name	4-Chloro-1H,3H-Naphtho[1,8-Cd]Pyran-1,3-Dione
CAS No.	50817-72-6
Molecular Formula	C₁₃H₅ClO₃
Molecular Weight	244.63 g/mol
Synonyms	4-Chloronaphtho[1,8-cd]pyran-1,3-dione; 4-Chloro-1H,3H-naphtho[1,8-cd]pyran-1,3-dione; 4-Chloronaphtho[1,8-cd]pyran-1,3(1H)-dione; 4-Chloro-1H,3H-naphtho[1,8-cd]pyran-1,3(1H)-dione; 4-Chloro-1H,3H-naphtho[1,8-cd]pyran-1,3-dione; 4-Chloronaphtho[1,8-cd]pyran-1,3-dione; 4-Chloro-1H,3H-naphtho[1,8-cd]pyran-1,3(1H)-dione; 4-Chloronaphtho[1,8-cd]pyran-1,3(1H)-dione
EINECS	Contact for details

Quality Control

Our 4-Chloro-1H,3H-Naphtho[1,8-Cd]Pyran-1,3-Dione is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters such as assay (HPLC), impurity profile, and physical characterization. Our quality commitment ensures the material meets the exacting standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong bases and reducing agents. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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