Table 1. Synthesis of Alkyne-AcGP, Azide-PLL (TFA), and PEG_2k-PBLG and Their Corresponding Deprotected Polymers.

entry no.	initiator (I)	protected polymers	M/Ia	Mnb (103 g/mol)	DPc	Mw/Mnd	DPe	deprotected polymers	DPf
1	propargyl amine	AcGP20	20	11.0	22	1.15	24	GP20	22
2	N3PEGNH2	PLL(TFA)100	100	22.9	102	1.12	106	PLL100	102
3	PEG(2k)-NH2	PBLG100	100	24.9	105	1.10	110	PLG100	105
4	hexylamine	PBLG100	100	21.8	97	1.11	111	PLG100	97
5								GP20-PLL100	22 + 102

^aMonomer to initiator ratio.

^bNumber average molecular weight calculated from GPC.

^cDP was calculated from ¹H NMR.

^dM_w/M_n were calculated from GPC.

^eDP was calculated from GPC.

^fDP was calculated from ¹H NMR (Supporting Information).