C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 307/33 (2006.01) C07C 29/147 (2006.01) C07C 29/74 (2006.01) C07D 307/08 (2006.01) C12P 7/46 (2006.01) C12P 13/00 (2006.01)
Patent
CA 2734676
A process for making a hydrogenated product includes providing a clarified DAS- containing fermentation broth; distilling the broth under super atmospheric pressure at a temperature of > 100°C to about 300°C to form an overhead that includes water and ammonia, and a liquid bottoms that includes SA, and at least about 20 wt% water; cooling the bottoms to a temperature sufficient to cause the bottoms to separate into a liquid portion in contact with a solid portion that is substantially pure SA; separating the solid portion from the liquid portion; recovering the solid portion; hydrogenating the solid portion in the presence of at least one hydrogenation catalyst to produce the hydrogenated product including at least one of THF, GBL or BDO; and recovering the hydrogenated product.
Albin Brooke A.
Clinton Nye A.
Dombek Bernard D.
Dunuwila Dilum
Fruchey Olan S.
Bioamber S.a.s.
Goudreau Gage Dubuc
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