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ChemicalBook CAS DataBase List METHYL 2-AMINO-4-THIAZOLEACETATE
64987-16-2

METHYL 2-AMINO-4-THIAZOLEACETATE synthesis

3synthesis methods
-

Yield: 93%

Reaction Conditions:

Stage #1:methanol;2-amino-4-thiazoleacetic acid with sulfuric acid in methanol at 0;Reflux;
Stage #2: with sodium hydrogencarbonate; pH=8 - 9

Steps:

1.1 Preparation of methyl (2-amino-1,3-thiazol-4-yl)acetate
Preparation of methyl(2-amino-1,3-thiazol-4-yl)acetate To a solution of 2-amino-4-thiazole acetic acid (20 g, 0.126 mol) in methanol (100 ml) was added concentrated H2SO4 (24 ml) dropwise at 0-5° C. and the reaction mixture was refluxed for 5 hours. Subsequently the reaction mixture was basified to pH of 8-9 with NaHCO3 solution, to give a colorless precipitate, which was filtered and dried to afford the title compound in 19.5 g (93% yield).

References:

Srinivas, Akella Satya Surya Visweswara;Mathiyazhagan, Kasinathan;Sharada, Duddu Savaraiah;Ponpandian, Thanasekaran;Revathy, Kulasekharan;Reddy, Gaddam Om;Kamarai, Mani;Raiagopal, Sriram US2010/152188, 2010, A1 Location in patent:Page/Page column 6

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