DL-cysteine → 2,4-Thiazolidinedicarboxylic acid, 3-acetyl-2-methyl-
Reaktionsgleichung
CC[O:3][C:4]([C:6]1([CH3:14])[NH:10][CH:9]([C:11]([OH:13])=[O:12])[CH2:8][S:7]1)=[O:5].N[CH:16]([C:19](O)=[O:20])CS>>[C:19]([N:10]1[CH:9]([C:11]([OH:13])=[O:12])[CH2:8][S:7][C:6]1([CH3:14])[C:4]([OH:3])=[O:5])(=[O:20])[CH3:16]Komponenten
3
Versuchsvorschrift
By an operation similar to that in Synthetic Example 13 and using 2-methylthiazolidine-2,4-dicarboxylic acid 2-ethyl ester synthesized from DL-cysteine by a method similar to that in Reference Example 2, N-acetyl-2-methylthiazolidine-2,4-dicarboxylic acid (trans form) was obtained as a white solid (yield 70%).
Quellen und Nachweise
- ORD-Eintrag
- ord-f49e56588c904010995cbe734114a4ee
- Quelldatensatz
- uspto-grants-2015_12
- Patentnummer
- US09212154B2
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