For conditions for lithiation to give 2,5-difluorophenyllithium, see: Synlett, 1646 (2004)./n
Mentions de danger (UE): H225-H319
Highly flammable liquid and vapour. Causes serious eye irritation.
Mentions de prudence: P260-P201-P280-P304+P340-P405-P501a
Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.