Description

6-Bromo-9-Methyl-1,4-Dioxaspiro[4.4]Non-6-Ene is a high-value, functionalized spirocyclic building block used in advanced organic synthesis. Its unique structure, featuring a bromine substituent and a protected carbonyl equivalent, makes it a versatile intermediate for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of complex drug candidates, especially those requiring spirocyclic or bridged ring systems.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its functional groups allow for strategic derivatization.
• Organic Synthesis Reagent: Serves as a versatile electrophile in cross-coupling reactions (e.g., Suzuki, Negishi) and nucleophilic substitution reactions due to the reactive bromine atom.
• Material Science Research: Potential precursor for specialty polymers or ligands with specific steric and electronic properties.
• Academic & R&D Laboratories: A valuable tool for methodological development and the exploration of new synthetic pathways in organic chemistry.

Basic Information

Product Name	6-Bromo-9-Methyl-1,4-Dioxaspiro[4.4]Non-6-Ene
CAS No.	208450-52-6
Molecular Formula	C9H11BrO2
Molecular Weight	231.09 g/mol
Synonyms	6-Bromo-9-methyl-1,4-dioxaspiro[4.4]non-6-ene; 9-Methyl-6-bromo-1,4-dioxaspiro[4.4]non-6-ene; 6-Bromo-9-methyl-1,4-dioxaspiro[4.4]non-6-ene; 1,4-Dioxaspiro[4.4]non-6-ene, 6-bromo-9-methyl-; Spirocyclic bromo olefin intermediate
EINECS	Contact for details

Quality Control

Our 6-Bromo-9-Methyl-1,4-Dioxaspiro[4.4]Non-6-Ene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) is provided, detailing specifications such as assay (by HPLC or GC), identity confirmation (IR, NMR), and impurity profiles. We support cGMP and ISO standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 95.0% (Standard Grade)
Water Content (KF)	≤ 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.