Description

5-Hydroxy-6'-Methoxy-7-Methyl-4,4'-Dioxospiro[1,3-Benzodioxane-2,1'-[2,5]Cyclohexadiene]-2'-Carboxylic Acid Methyl Ester is a high-purity, complex spirocyclic compound serving as a critical synthetic intermediate and research chemical. Its unique molecular architecture makes it valuable for constructing novel pharmacophores and advanced materials. This product is essential for researchers and manufacturers in pharmaceutical development, agrochemical synthesis, and advanced organic chemistry research requiring precise, high-quality building blocks.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for complex heterocyclic compounds.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and plant growth regulators with specific spirocyclic motifs.
• Organic Synthesis Reagent: A versatile precursor for constructing complex spirocyclic and fused ring systems in academic and industrial R&D laboratories.
• Material Science: Potential intermediate in the synthesis of specialty polymers, dyes, and photoactive materials.
• Chemical Reference Standard: Serves as a certified reference material (CRM) for analytical method development and quality control in chemical analysis.

Basic Information

Product Name	5-Hydroxy-6'-Methoxy-7-Methyl-4,4'-Dioxospiro[1,3-Benzodioxane-2,1'-[2,5]Cyclohexadiene]-2'-Carboxylic Acid Methyl Ester
CAS No.	3405-53-6
Molecular Formula	C18H16O8
Molecular Weight	360.32 g/mol
Synonyms	Methyl 5-hydroxy-6'-methoxy-7-methyl-4,4'-dioxospiro[1,3-benzodioxole-2,1'-cyclohexa-2,5-diene]-2'-carboxylate; Spiro[1,3-benzodioxole-2,1'-cyclohexa-2,5-diene]-2'-carboxylic acid, 5-hydroxy-6'-methoxy-7-methyl-4,4'-dioxo-, methyl ester; CAS 3405-53-6; 5-Hydroxy-6'-methoxy-7-methyl-4,4'-dioxospiro[benzodioxole-2,1'-cyclohexadiene]-2'-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our 5-Hydroxy-6'-Methoxy-7-Methyl-4,4'-Dioxospiro[1,3-Benzodioxane-2,1'-[2,5]Cyclohexadiene]-2'-Carboxylic Acid Methyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the high standards required for research and synthesis. 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 a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
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.