四个三齿咔唑基配体,H L t Bu / H {3,6-二(叔丁基)-1,8-双[5-(3-苄基-1,2,3-三唑)]-9 H -咔唑},H L t Bu / t Bu {3,6-二(叔丁基)-1,8-双[5-(3-(4-叔丁基)苄基-1,2,3-三唑)]-9 H-咔唑},H L H / H {1,8-双[5-(3-苄基-1,2,3-三唑)]-9 H-咔唑}和H L H / t Bu制备{1,8-双[5-(3-(4-叔丁基)苄基-1,2,3-三唑)]-9 H-咔唑并与钴(II)四氟硼酸盐。原位空气氧化产生通式为[Co III(L)2 ] BF 4 · x H 2 O(1:L = L t Bu / H,x = 2; 2:2的钴(III)配合物1-4 L=L t Bu / t Bu,x= 1;3:L=L H / H,x= 0.5。4:L=L H / t Bu,x= 2)。X射线结构表征证实这四
四个三齿咔唑基配体,H L t Bu / H {3,6-二(叔丁基)-1,8-双[5-(3-苄基-1,2,3-三唑)]-9 H -咔唑},H L t Bu / t Bu {3,6-二(叔丁基)-1,8-双[5-(3-(4-叔丁基)苄基-1,2,3-三唑)]-9 H-咔唑},H L H / H {1,8-双[5-(3-苄基-1,2,3-三唑)]-9 H-咔唑}和H L H / t Bu制备{1,8-双[5-(3-(4-叔丁基)苄基-1,2,3-三唑)]-9 H-咔唑并与钴(II)四氟硼酸盐。原位空气氧化产生通式为[Co III(L)2 ] BF 4 · x H 2 O(1:L = L t Bu / H,x = 2; 2:2的钴(III)配合物1-4 L=L t Bu / t Bu,x= 1;3:L=L H / H,x= 0.5。4:L=L H / t Bu,x= 2)。X射线结构表征证实这四
Highly sensitive and selective cyanide detection via Cu2+ complex ligand exchange
作者:Hyuk-Chan Gee、Chi-Hwa Lee、Young-Hwan Jeong、Woo-Dong Jang
DOI:10.1039/c1cc14963f
日期:——
A new type of fluorescent probe (1) with two triazole groups that are conjugated with a carbazole moiety was synthesized by a Cu(I)-catalyzed alkyne-azide click reaction for the selective and sensitive detection of cyanide via fluorescence enhancement by ligand exchange and metal ion removal.