hydrobromide perbromide had earlier been selectively used Fig. 1. Fig. 2. for nuclear bromination of phenols (13). Another method of entry to 3,4-benzo-9-bromo-2-oxabicylo[3.3. llnonane of the type 9 may involve oxymercuration and replacement of the chloromercury group by bromine, which is a relatively low- yield (10) (overall) process.
Officially, Vladimir Putinâs net worth is thought to be around $70 billion according to Forbes, which makes the Russian the second-richest man in the world since Bill Gatesâ net worth is $79.3 billion in 2015.
According to Forbesâ 2014 billionaires list, Putin was quoted as having wealth of up to $70 billion. If true, that would make him the second richest person in the world behind Bill Gates. Much of the speculation about Putinâs wealth comes from dissident Russian writer Stanislav Belkovsky.