Shanghai AQ BioPharma is A leading company specializing on the fluorine containing drug discovery and fluorinated intermediates/chemicalsmanufacture in china。Our feature products including: fluorinated drug intermediate; piperidine; piperazine; pyrrolidine; azaindole,adamantane,azaspiro- and azafused heterocycles etc.
PUIRTY:>95%
9-(4-bromobutyl)-9H-fluorene-9-carboxylic acid (CAS 205687-15-4) is a specialized fluorene derivative synthesized via Friedel-Crafts alkylation followed by carboxylation. Molecular formula: C19H17BrO2. It serves as a critical intermediate for functionalizing organic frameworks.
Store under inert atmosphere at -20°C away from moisture. Handle with appropriate PPE due to potential skin irritation. Not approved for direct clinical use; strictly for industrial R&D applications only.