Stage 1. α-methyl-1,3-benzodixole-5-propanal oxime
The process way presented on Scheme 1.
Scheme 1
Starting reagents and materials:
260 g Helional or Ocean propanal (3-(1,3-Benzodioxol-5-yl)-2-methylpropanal CAS 1205-17-0)
400 ml EtOH (Ethanol 88%)
300-350 ml Na2CO3 (107 g Na2CO3 in 300-350...