Crystallise the acid from water or *benzene. The picrate has m 185-187o (from MeOH). [Beilstein 22 H 33, 22 I 502, 22 II 30, 22 III/IV 303, 22/2 V 3.]
Used in the preparation of 2-Aminodihydro[1,3]thiazines as BACE 2 inhibitors and their preparation and use in the treatment of diabetes.
ChEBI: A pyridinemonocarboxylic acid in which the carboxy group is located at position 2. It is an intermediate in the metabolism of tryptophan.
Off-white to tan powder
Chelate for alkaline earth metals.1 Used to prepare picolinato ligated transition metal complexes.2,3,4