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(+)-8-chloro-6-hydroxy-octanoic acid
(+)-6,8-dichloro-octanoic acid
Conditions | Yield |
---|---|
With pyridine; sodium hydroxide; thionyl chloride In (2S)-N-methyl-1-phenylpropan-2-amine hydrate; toluene | 80% |
(+)-6,8-dichloro-octanoic acid
Conditions | Yield |
---|---|
With hydrogenchloride |
(+)-6,8-dichloro-octanoic acid
Conditions | Yield |
---|---|
Stage #1: (-)-6,8-dichlorooctanoic acid With sodium hydroxide In 2-methoxy-ethanol; water at 60℃; for 5h; Stage #2: With sulfuric acid In 2-methoxy-ethanol; water pH=1 - 2; |
6,8-dichlorooctanoic acid ethyl ester
(+)-6,8-dichloro-octanoic acid
Conditions | Yield |
---|---|
Alkaline aqueous solution; |
(+)-6,8-dichloro-octanoic acid
(S)-1-phenyl-ethylamine
(R)-1-phenyl-ethyl-amine
Conditions | Yield |
---|---|
Stage #1: (+)-6,8-dichloro-octanoic acid; (S)-1-phenyl-ethylamine In ethyl acetate at 0 - 20℃; Resolution of racemate; Stage #2: (R)-1-phenyl-ethyl-amine In ethyl acetate at 0 - 20℃; Resolution of racemate; | A 45% B n/a |
(+)-6,8-dichloro-octanoic acid
6,8-dichloro-octanoic acid
Conditions | Yield |
---|---|
With ephedrine dextrorotatory form; | |
With ephedrine levorotatory form; |
(+)-6,8-dichloro-octanoic acid
(-)-Dihydrolipoic acid
Conditions | Yield |
---|---|
Multistep reaction; |
(+)-6,8-dichloro-octanoic acid
(S)-1-phenyl-ethylamine
Conditions | Yield |
---|---|
In ethyl acetate at 0 - 10℃; | |
Stage #1: (+)-6,8-dichloro-octanoic acid; (S)-1-phenyl-ethylamine In ethyl acetate at 18 - 20℃; Stage #2: In ethyl acetate at 0 - 5℃; |
(+)-6,8-dichloro-octanoic acid
(R)-1-phenyl-ethyl-amine
(+)-6,8-dichloro-octanoic acid
Conditions | Yield |
---|---|
With sodium thiosulfate In ethanol; water at 60 - 70℃; for 6h; |