Disclosed are processes for the preparation of compounds of the formula (I): H2N—(CH2)n—A—(CH2)m—NH2, or (II): H2N—(CH2)n—NH—C(═NR1)—NH—(CH2)m—NH2, wherein n and m are each independently an integer from 2 to 8; A is selected from the group consisting of —NR1—, —NR1—(CH2)r—NR1— and —NR1—(CH2)r—NR1—(CH2)z—NR1—, wherein r and z are an integer ranging from 2 to 8; and R1 is hydrogen or a protecting group having a carbonyl group.
本发明涉及制备化合物的方法,该化合物的
化学式为(I):
H2N—(
CH2)n—A—( )m—NH2,或(II): —( )n—NH—C(═NR1)—NH—( )m—NH2,其中n和m分别是2到8的整数;A选择自羟基甲基酰胺基(—NR1—)、羟基甲基酰胺基(—NR1—( )r—NR1—)和羟基甲基酰胺基(—NR1—( )r—NR1—( )z—NR1—),其中r和z是2到8的整数;R1是氢或具有羰基的保护基团。