Description

4,7-Etheno-1,3,3A,4,4',5,5',6,7,7A-Decahydro-4'-Methylenespiro[Isobenzofuran-5,2'(3'H)-Furan]-1,3,6-Trione is a complex spirocyclic organic compound with a unique fused furanone structure. This compound serves as a versatile and high-value synthetic intermediate for advanced chemical synthesis. It is primarily needed by pharmaceutical R&D and fine chemical industries for developing novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Advanced Organic Synthesis: Used in research to construct intricate spirocyclic and polycyclic frameworks for novel materials.
• Agrochemical Research: Potential intermediate for developing new generation herbicides or plant growth regulators with specific activity.
• Material Science Precursor: Serves as a starting material for specialty polymers or organic electronic materials requiring specific rigid, fused structures.
• Academic & Industrial R&D: Valuable reagent for methodological studies in organic chemistry, including cycloaddition and cascade reactions.

Basic Information

Product Name	4,7-Etheno-1,3,3A,4,4',5,5',6,7,7A-Decahydro-4'-Methylenespiro[Isobenzofuran-5,2'(3'H)-Furan]-1,3,6-Trione
CAS No.	21149-15-5
Molecular Formula	C15H14O5
Molecular Weight	274.27 g/mol
Synonyms	4'-Methylenespiro[isobenzofuran-5,2'(3'H)-furan]-1,3,6-trione, 4,7-etheno-1,3,3a,4,4',5,5',6,7,7a-decahydro-; 4,7-Etheno-1,3,3a,4,4',5,5',6,7,7a-decahydro-4'-methylenespiro[2-benzofuran-5,2'-[3H]furan]-1,3,6-trione; Spiro[isobenzofuran-5,2'-furan]-1,3,6-trione derivative; 21149-15-5; 4'-Methylidene-4,7-ethenoperhydrospiro[2-benzofuran-5,2'-[3H]furan]-1,3,6-trione
EINECS	Contact for details

Quality Control

Our production of 4,7-Etheno-1,3,3A,4,4',5,5',6,7,7A-Decahydro-4'-Methylenespiro[Isobenzofuran-5,2'(3'H)-Furan]-1,3,6-Trione adheres to stringent quality management protocols. The product undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing batch-specific results are available upon request, supporting compliance in regulated research environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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