The Vespiary
The Hive => Chemistry Discourse => Topic started by: UTFSE on January 30, 2002, 07:12:00 PM
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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!!!!
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This patent also corresponds to US Pat 3,436,403.