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(2-Carboxyethyl)triphenylphosphonium tribromide, is a fine chemical and pharmaceutical intermediate. It is a bromine transfer agent for selective α-bromination of ketones and ketone acetals in the presence of double bonds, activated aromatic rings, esters or another free enolic position.
SP Nikas.; J Grzybowska.; DP Papahatjis. The role of halogen substitution in classical cannabinoids: a CB1 pharmacophore model. The AAPS journal. 20046 (4), 23-35.
A Rybár. Annulated Heterocyclo-Purines II: Fused Six-and More-Membered Heterocyclo-Purinediones,-Purinones and-Purineimines. Advances in Heterocyclic Chemistry. 200588 (1), 175-229.
Reagent for ɑ-bromination of ketones. Unsaturated ketones can be selectivelyɑ-brominated in high yield without bromination of the olefinic double bond: Tetrahedron Lett., 373 (1975); Synth. Commun., 19, 1091 (1989). See also 2-Pyrrolidinone hydrotribromide, L00177 for similar reagent.
Gefahrenhinweise (EU): H314-H318
Causes severe skin burns and eye damage. Causes serious eye damage.
Do not breathe dusts or mists. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.