From: Ligustrazinyl amides: a novel class of ligustrazine-phenolic acid derivatives with neuroprotective effects
Structure
Yield
L1
90.7%
L2
83.5%
L3
86.3%
L4
85.8%
L5
90.1%
L6
83.6%
L7
91.3%
L8
88.5%
L9
81.6%
L10
85.2%
L11
68.9%
L12
81.8%
L13
76.9%
L14
78.4%
L15
84.3%
L16
93.7%
L17
71.3%
L18
74.8%
L19
77.2%
L20
80.1%
L21
64.3%