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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.
Hazard Statements: H314-H318
Causes severe skin burns and eye damage. Causes serious eye damage.
Precautionary Statements: P260u-P201-P280i-P304+P340-P405-P501a
Obtain special instructions before use. Wear eye/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.