Phosphoramidite for 5' or 3' phosphorylation of an oligonucleotide.

Monomer used to incorporate a C nucleobase analogue in peptide nucleic acid synthesis.

Phosphoramidite used to incorporate an iodo-modified deoxycytidine internally or at the 5' end of an oligonucleotide.

[2-(2-(Fmoc-amino)ethoxy)ethoxy]acetic acid; useful as a spacer in PNA synthesis.

Phosphoramidite used to incorporate a deoxyadenosine into an oligonucleotide, with an ethylated backbone.