UTFSE (Hive Bee)
01-30-02 19:12
No 263016
      mo USP  Bookmark   

GB 1097270   appears to bee very nice - check it out.

"this invention relates toa process for the production methylenedioxybenzene 1,3 benzoathiole and related compounds."

making piperonal from OTC kinds of compounds.

whatcha think, eh?

OTEECEE & meeeee!!!!
(Chief Bee)
01-30-02 23:26
No 263095
      Re: mo USP  Bookmark   

This patent also corresponds to US Pat 3,436,403.