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Activator 0.25M ETT/MeCN
CAS No.: 89797-68-2 / 75-05-8

A tetrazole-like product used in the activation step of the oligo synthesis cycle.

Activator 0.3M BTT/MeCN
CAS No.: 21871-47-6 / 75-05-8

A tetrazole-like product used in the activation step of the oligo synthesis cycle.

Cap B - 10% NMI/THF
CAS No.: 109-99-9 / 616-47-7

Used to 'cap' unreacted OH groups during oligo synthesis cycle, to prevent unwanted side reactions.