prov:value
| - In the general formula (I) the hydrolyzable groups X, which may be identical or different from one another, are, for example, hydrogen or halogen (F, Cl, Br or I), alkoxy (preferably C1-6 alkoxy, such as methoxy, ethoxy, n-propoxy, isopropoxy and butoxy, for example), aryloxy (preferably C6-10 aryloxy, such as phenoxy, for example), acyloxy (preferably C1-6 acyloxy, such as acetoxy or propionyloxy
|