Description

5-Acetoxy-2,8,8-Trimethyl-4H,8H-Benzo[1,2-B:3,4-B']Dipyran-4-One CAS NO 27305-38-0 is a specialized organic compound belonging to the benzodipyranone chemical class. This compound serves as a valuable advanced intermediate and key building block in the synthesis of complex molecules, prized for its unique fused-ring structure. It is primarily required by pharmaceutical R&D and fine chemical synthesis sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the research and development of new drug candidates, particularly those targeting complex biological pathways.
• Organic Synthesis Building Block: Utilized in constructing complex polycyclic frameworks for advanced materials and specialty chemicals.
• Agrochemical Research: Serves as a key intermediate in the synthesis of novel active ingredients for crop protection products.
• Dye and Pigment Synthesis: Used in the development of specialized chromophores and colorants due to its benzodipyranone core.
• Material Science: Investigated for the creation of organic electronic materials and photoactive compounds.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and novel compound library generation.

Basic Information

Product Name	5-Acetoxy-2,8,8-Trimethyl-4H,8H-Benzo[1,2-B:3,4-B']Dipyran-4-One
CAS No.	27305-38-0
Molecular Formula	C₁₇H₁₈O₅
Molecular Weight	302.32 g/mol
Synonyms	5-Acetoxy-2,8,8-trimethyl-4H,8H-benzo[1,2-b:3,4-b']dipyran-4-one; 4H,8H-Benzo[1,2-b:3,4-b']dipyran-4-one, 5-(acetyloxy)-2,8,8-trimethyl-; 5-Acetyloxy-2,8,8-trimethyl-4H,8H-benzo[1,2-b:3,4-b']dipyran-4-one; 2,8,8-Trimethyl-5-acetoxy-4H,8H-benzo[1,2-b:3,4-b']dipyran-4-one; Benzo[1,2-b:3,4-b']dipyran-4-one, 5-(acetyloxy)-2,8,8-trimethyl-4H,8H-; CAS 27305-38-0
EINECS	Contact for details

Quality Control

Our 5-Acetoxy-2,8,8-Trimethyl-4H,8H-Benzo[1,2-B:3,4-B']Dipyran-4-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets the stringent requirements of research and synthesis applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

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 such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white 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.