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CAS 66304-01-6 — 3H-1,2-Benzodithiol-3-one-1,1-dioxide (Beaucage Reagent)

3H-1,2-Benzodithiol-3-one-1,1-dioxide, also called the Beaucage Reagent, is a key organosulfur compound used primarily in oligonucleotide synthesis to introduce thiophosphate linkages, enhancing stability and enabling further modifications like biotinylation or fluorophore attachment. This reagent features a CAS number of 66304-01-6, with a molecular formula of C7H4O3S2 and a molecular weight of 200.23486 g/mol. It is stable under ambient storage conditions with no signal word classification. Molekula supplies 3H-1,2-Benzodithiol-3-one-1,1-dioxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.