A catalyst don’t appear in the overall stoichiometry of the reaction it catalyzes, but it must appear in at least one of the elementary reactions in the mechanism for the catalyzed reaction. 182692-69-9, Name is 5-Bromo-2-nitrothiazole, molecular formula is C3HBrN2O2S. In a Article，once mentioned of 182692-69-9, Recommanded Product: 182692-69-9
While reaction of 2-bromo-5-nitrothiazole (2) with weakly basic secondary aliphatic amines gives the expected 2-amino products from nucleophilic displacement of the bromine, reaction of the isomeric 5-bromo-2-nitrothiazole (3) with such amines gives mixtures of the expected 5-amino products together with 2-aminated 5-nitrothiazole rearrangement products. The identity of the latter were detemined by alternative synthesis, and by X-ray crystallographic determination of a derivative. The mechanism proposed is a slow thermal isomerization of 5-bromo-2-nitrothiazole (3) to the much more reactive 2-bromo-5-nitro isomer 2 which competes, in the case of relatively weak amine nucleophiles, with the direct (but slow) nucleophilic displacement of the 5-bromo group to form the normal displacement products.
Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Recommanded Product: 182692-69-9. In my other articles, you can also check out more blogs about 182692-69-9
Reference：
Thiazole | C3H6066NS – PubChem,
Thiazole | chemical compound | Britannica