Description

4-Bromo-1,1-(Ethylenedioxo)-Indane is a specialized brominated indane derivative featuring a ketal-protected carbonyl group, making it a valuable synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in pharmaceutical research and advanced material science. It is needed by R&D chemists and process development scientists in the fine chemical, agrochemical, and pharmaceutical industries for use in multi-step organic synthesis.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially those with indane-based scaffolds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators requiring halogenated intermediates.
• Material Science Precursor: Serves as a monomer or functionalization agent in the creation of specialized polymers and organic electronic materials.
• Organic Synthesis Reagent: Employed in cross-coupling reactions (e.g., Suzuki, Stille) and nucleophilic substitution reactions due to the reactive bromine moiety.
• Chemical Biology Probe Development: Utilized as a tagged molecular fragment for studying protein-ligand interactions and metabolic pathways.
• Academic & Industrial R&D: A versatile tool for methodological studies and the discovery of new chemical entities in research laboratories.

Basic Information

Product Name	4-Bromo-1,1-(Ethylenedioxo)-Indane
CAS No.	908334-04-3
Molecular Formula	C₁₁H₁₁BrO₂
Molecular Weight	255.11 g/mol
Synonyms	4-Bromo-1,1-ethylenedioxyindane; 4-Bromoindane-1,1-diyl diethyl ether; 1,1-[(Ethylenedioxy)bis(methylene)]-4-bromobenzene; 4-Bromo-2,3-dihydro-1H-indene-1,1-diyl diethyl ether; 4-Bromo-1,1-bis(ethylenedioxy)indane (common misnomer); 908334-04-3; 4-Bromoindane ethylene ketal
EINECS	Contact for details

Quality Control

Our 4-Bromo-1,1-(Ethylenedioxo)-Indane is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is 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, sparks, and open flame. 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
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	< 20 ppm

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