The racemization is particularly preferably carried out in organic solvents with or without the addition of water at temperatures of between 150° C. and 180° C. at {HEAD ~ a pressure} of {TAIL ~ up to 10 bar} for 20 to 26 hours 
of
The racemization is particularly preferably carried out in organic solvents with or without the addition of water at temperatures of between 150 ° C. and 180 ° C. at { HEAD ~ a pressure } of { TAIL ~ up to 10 bar } for 20 to 26 hours
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH