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Separating the Isomers--Efficient Synthesis of the N-hydroxysuccinimide Esters of 5 and 6-carboxyfluorescein Diacetate and 5 and 6-carboxyrhodamine B

Aurélie Brunet, Tashfeen Aslam, Mark Bradley

Bioorg Med Chem Lett. 2014 Jul 15;24(14):3186-8.

PMID: 24856065

Abstract:

Diacetate protection of 5 and 6-carboxyfluorescein followed by synthesis of the N-hydroxysuccinimide esters allowed ready separation of the two isomers on a multi-gram scale. The 5 and 6-carboxyrhodamine B N-hydroxysuccinimide esters were also readily synthesised and separated.

Chemicals Related in the Paper:

Catalog Number Product Name Structure CAS Number Price
AP3348036 6-Carboxyfluorescein diacetate 6-Carboxyfluorescein diacetate 3348-03-6 Price
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