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Lithiation with lithium 2,2,6,6-tetramethylpiperidide (LTMP) at -75o occurs at the 4-position, affording 4-bromo-2,6-difluorobenzoic acid in 84% yield after carboxylation: Tetrahedron Lett., 37, 6551 (1996)./n
해저드 설명서 (EU): H226-H302-H315-H317-H373
Flammable liquid and vapour. Harmful if swallowed. Causes skin irritation. May cause an allergic skin reaction. May cause damage to organs through prolonged or repeated exposure.
주의 설명서: P210-P260-P280a-P240-P303+P361+P353-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. Ground/bond container and receiving equipment. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Dispose of contents/container in accordance with local/regional/national/international regulations.