Description

[2]Benzopyrano[4,3-C][2]Benzopyran-6,12-Dione is a high-purity organic chemical compound with the CAS registry number 7433-92-3. This specialized heterocyclic compound serves as a valuable advanced intermediate and key building block in sophisticated synthetic pathways. It is primarily required by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis & Material Science: Serves as a versatile starting material for creating novel organic frameworks, dyes, and photoactive compounds.
• Academic & R&D Laboratories: Employed in fundamental chemical research and the development of new synthetic methodologies.
• Fine Chemical Production: Integral to the manufacture of high-value, low-volume specialty chemicals.

Basic Information

Product Name	[2]Benzopyrano[4,3-C][2]Benzopyran-6,12-Dione
CAS No.	7433-92-3
Molecular Formula	C₁₇H₈O₄
Molecular Weight	276.24 g/mol
Synonyms	Benzopyranobenzopyrandione; 6H,12H-Benzo[5,6]chromeno[3,4-c]chromene-6,12-dione; 6,12-Dioxa-6,12-dihydrobenzo[5,6]chromeno[3,4-c]chromene; 7433-92-3; Benzo[5,6]chromeno[3,4-c]chromene-6,12-dione; Benzopyranobenzopyran-6,12-dione
EINECS	Contact for details

Quality Control

Our production of [2]Benzopyrano[4,3-C][2]Benzopyran-6,12-Dione adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. A detailed Certificate of Analysis (COA) confirming identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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