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Ethylthiotetrazole (ETT)
CAS No.: 89797-68-2

A tetrazole-like product used in the activation step of the oligo synthesis cycle, supplied as a solid.

Benzylthiotetrazole (BTT)
CAS No.: 21871-47-6

A tetrazole-like product used in the activation step of the oligo synthesis cycle, supplied as a solid.