C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 311/80 (2006.01)
Patent
CA 2721321
.DELTA.9 THC is obtained by extracting .DELTA.9 THC and .DELTA.9 THC carboxylic acid from plant material using a non-polar solvent and decarboxylating the .DELTA.9 THC acid into .DELTA.9 THC in the same solvent, without a solvent swap, in the presence of aqueous base. The .DELTA.9 THC is then washed to remove inorganic impurities, still in the same original solvent.
Selon linvention, ?9 THC est obtenu par extraction de ?9 THC et dacide carboxylique ?9 THC à partir de matériaux végétaux à laide dun solvant non polaire et par décarboxylation de lacide ?9 THC en ?9 THC dans le même solvant, sans échange de solvant, en présence dune base aqueuse. Le ?9 THC est ensuite lavé afin déliminer les impuretés organiques, toujours dans le même solvant de départ.
Bhatarah Parveen
Greenwood Alan Kenneth
Mchattie Derek
Heenan Blaikie Llp
Resolution Chemicals Limited
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