pyridine-2-carboxylic acid, Ag(II) salt in water; benzene Ambient temperature;

pyridine-2-carboxylic acid, Ag(II) salt in water; benzene 1.66667 h; Ambient temperature;

1: 92 percent / NaOH, TEBA / tetrahydrofuran / 4 h 2: 1.) 1.6 M BuLi / 1.) hexane, THF, 3 h, - 5 deg C, 2.) 1 h 3: 27 percent / NaOH, TEBA / tetrahydrofuran / Ambient temperature 4: 86 percent / silver(II) dipicolinate / benzene; H2O / 1.67 h / Ambient temperature View Scheme

1: 95 percent / DMSeO / 1,2-dichloro-ethane / 3.5 h / Heating 2: 70 percent / NaOH, TEBA / tetrahydrofuran / 4 h / Ambient temperature 3: 79 percent / silver(II) dipicolinate / benzene; H2O / Ambient temperature View Scheme

1: 70 percent / NaOH, TEBA / tetrahydrofuran / 4 h / Ambient temperature 2: 79 percent / silver(II) dipicolinate / benzene; H2O / Ambient temperature View Scheme

1: 77 percent / 10percent aq.KOH, TEBA / CH2Cl2 / 0.67 h 2: 95 percent / DMSeO / 1,2-dichloro-ethane / 3.5 h / Heating 3: 70 percent / NaOH, TEBA / tetrahydrofuran / 4 h / Ambient temperature 4: 79 percent / silver(II) dipicolinate / benzene; H2O / Ambient temperature View Scheme

1: 10percent aq.HCl / acetone / 0.5 h / Heating 2: 1.) phenylboric acid 2.) silica gel impregnated with 2,2-dimethyl-1,3-propandiol / 1.) benzene, reflux 2.) benzene, benzene-ethyl acetate 3: 77 percent / 10percent aq.KOH, TEBA / CH2Cl2 / 0.67 h 4: 95 percent / DMSeO / 1,2-dichloro-ethane / 3.5 h / Heating 5: 70 percent / NaOH, TEBA / tetrahydrofuran / 4 h / Ambient temperature 6: 79 percent / silver(II) dipicolinate / benzene; H2O / Ambient temperature View Scheme

1: 1.) 1.6 M BuLi / 1.) hexane, THF, 3 h, - 5 deg C, 2.) 1 h 2: 27 percent / NaOH, TEBA / tetrahydrofuran / Ambient temperature 3: 86 percent / silver(II) dipicolinate / benzene; H2O / 1.67 h / Ambient temperature View Scheme

1: 27 percent / NaOH, TEBA / tetrahydrofuran / Ambient temperature 2: 86 percent / silver(II) dipicolinate / benzene; H2O / 1.67 h / Ambient temperature View Scheme