Method for the preparation of narwedine-type dienones and...

C - Chemistry – Metallurgy – 25 – B

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

204/43.5

C25B 3/02 (2006.01)

Patent

CA 1187834

ABSTRACT OF THE DISCLOSURE: The present invention relates to a method for the preparation of Image wherein A Image denotes R3 is a halogen atom, R4 is a lower alkyl group, R5 is HClO4 or other organic or inorganic acid; X = O, Y = H2 or X = H2, Y = O or X = H2, Y = H2 wherein diphenolic compounds of the general formula: Image wherein R3 and A have the above-mentioned meanings; and R1 and R2 are,independently,each a lower alkyl group , a -CH2C6H5 group or a -CH2C6H4OCH3 group, are subjected to electrochemical oxidation at an anode potential ranging from 1.1 to 1.7 volts in the presence of an organic solvent and a conductive salt. The so obtained narwedine-type dienones are of high purity and can give Amaryllidaceae alkaloids by subsequent chemical transformations.

340093

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Method for the preparation of narwedine-type dienones and... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for the preparation of narwedine-type dienones and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for the preparation of narwedine-type dienones and... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1245368

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.