Hello, I am a student of Chemistry, I'm on four years of college, I was trying to reproduce the synthesis of the bright star that was the most detailed I found on the internet in order to study, to get the safrole own here in my country is very easy and all direct products of chemical industry IPA, just that I have done more than 10x the process and in the end not crystallize, would like to know someone who has already done, if you really got some quite satisfying result, and about the sixth step, I understand under vacuum over it does not speak the amount (I'm using the total -660 mm / hg) it says it can not exceed 70 degrees then believe not quite understand that part .. I await the opniões and help from you guys if possible ....
Tanks
Tanks
