Description

2-Brom-Cycloheptanon-Ethylenketal is a specialized brominated cyclic ketal, a high-purity organic intermediate of significant value in advanced synthetic chemistry. Its primary importance lies in its role as a versatile building block for constructing complex molecular architectures, particularly in pharmaceutical research and fine chemical synthesis. This compound is essential for R&D chemists and process development scientists working in pharmaceutical, agrochemical, and material science industries who require precise and reliable synthetic precursors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those containing complex seven-membered ring systems.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators that leverage its unique bromine functionality.
• Organic Synthesis Building Block: Serves as a protected carbonyl equivalent for complex multi-step organic reactions, including Grignard additions, cross-couplings, and nucleophilic substitutions.
• Material Science Research: Employed in the development of specialty polymers, liquid crystals, and organic electronic materials where its ketal group and bromine atom offer specific reactivity.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new reaction pathways in university and corporate research laboratories.

Basic Information

Product Name	2-Brom-Cycloheptanon-Ethylenketal
CAS No.	70562-63-9
Molecular Formula	C9H15BrO2
Molecular Weight	235.12 g/mol
Synonyms	2-Bromo-1,4-dioxaspiro[4.6]undecane; 2-Bromocycloheptanone ethylene ketal; Cycloheptanone, 2-bromo-, ethylene ketal; 2-Bromo-cycloheptanone ethylene ketal; 1,4-Dioxaspiro[4.6]undecane, 2-bromo-; 2-Bromo-1,4-dioxaspiro[4.6]undecan; 2-Bromocycloheptanone ethyleneketal
EINECS	Contact for details

Quality Control

Our 2-Brom-Cycloheptanon-Ethylenketal is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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