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6-Bromo-1,4-benzodioxane is used as a pharmaceutical intermediate.
Séverine Jeulin; Sébastien Duprat de Paule; Virginie Ratovelomanana-Vidal; Jean-Pierre Genêt; Nicolas Champion and Philippe Dellis.Chiral biphenyl diphosphines for asymmetric catalysis: Stereoelectronic design and industrial perspectives. PNAS. 2004, 101 (16), 5799-5804.
Dr. Lei Liang; Wei Wang; Jun Wu; Fengrong Xu; Dr. Yan Niu; Dr. Bo Xu; Dr. Ping Xu. Rational Design, Green Synthesis, and Initial Evaluation of a Series of Full-Color Tunable Fluorescent Dyes Enabled by the Copper-Catalyzed N-Arylation of 6-Phenyl Pyridazinones and Their Application in Cell Imaging. Chemistry A European Journal. 2013, 19 (41), 13774-13782.
Lithiation can be effected at the 3-position using LDA or LTMP at -78oC: J. Org. Chem., 64, 8004 (1999).
Hazard Statements: H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c
Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant