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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.

Deblock 3% TCA/DCM
CAS No.:76-03-9 / 75-09-2

Used to ‘deblock’ or ‘detritylate’ to release the reactive OH group during 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.