| 摘要 |
<p>1-Amino 3-(((2-(diaminomethylene amino) 4-thiazolyl) methyl) thio) propylidene sulphamide of formula (I) is made by (a) reacting ((2-(diaminoethylene amino) 4-thiazolyl) methyl) isothiourea of formula (II) with a cpd. of formula (III) in presence of potassium or sodium hydroxide in presence of inert organic solvent such as methanol, ethanol, acetone, etc. at 0-25 deg.C to obtain (I), and (b) isolating the prod. by conventional methods. W is a reactive ester gp.</p> |
