Small molecules & peptides

5-Fluorouracil precursor

Precursor for [¹⁸F]-5-FU ([¹⁸F]-5-fluorouracil)

(1,3-dibenzyl-2,4-dioxo-1,2,3,4-tetrahydrophyrimidin-5-yl)(phenyl)iodonium tosylate; phenyl(N,N-dibenzyluracil)iodonium tosylate; Iodonium, phenyl[1,2,3,4-tetrahydro-2,4-dioxo-1,3-bis(phenylmethyl)-5-pyrimidinyl]-, salt with 4-methylbenzenesulfonic acid

CA index name (cation only): Iodonium, phenyl[1,2,3,4-tetrahydro-2,4-dioxo-1,3-bis(phenylmethyl)-5-pyrimidinyl]-

Quality

Characteristics

Molar mass 666.53

CAS RN [219638-33-2] (cation)

Purity ≥ 95 %

Colorless solid

Certificates

CoA: appearance, ¹H NMR spectrum

Literature

Lee C.L. et al. Synthesis and biological evaluation of [F-18]5-fluorouracil using nucleophilic F-18 substitution. J. Nucl. Med. 2007, 48 (S2), 181.

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Product	Product No.	Filling amount	Quantity
/products/small-molecules-and-peptides/chemical/d2469444-0ceb-40f1-823e-6bc8b962ca9f	Precursor	Product No.: 2958