abstract |
(57) Abstract: A novel imidazobenzothiazine derivative represented by the following structural formula (1). Embedded image In the formula, R 1 and R 2 are hydrogen, an alkyl group having 1 or 2 carbon atoms, a halogen group, or a nitro group. Effect: A novel imidazobenzothiazine derivative is obtained by using a nitrile derivative of 1,4-benzothiazine. I was able to. |