188614-01-9,Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. Methyl 3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylate,188614-01-9, This compound has unique chemical properties. The synthetic route is as follows.
3-QxQ-3, 4-dihydro-2H-benzo [1, 48thiazine-6-carboxylic acid methyl ester (6.74g) was suspended in tetrahydrofuran (lOOmL) and 2M sodium hydroxide (30mL) was added followed by water (20mL). The solution was stirred for 2.5 hours, evaporated to half volume and acidified with 2M hydrochloric acid. The product was collected, washed with water and dried in vacuo, to give a white solid (6.2g). MS (-ve ion electrospray) m/z 208 (M-H)-
If you are interested in these compounds, you can also browse my other articles.Thank you for taking the time to read this article. I hope you enjoyed it, 188614-01-9.
Reference£º
Patent; SMITHKLINE BEECHAM P.L.C.; WO2003/87098; (2003); A1;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem