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(2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid[ No CAS ]
[ 6089-09-4 ]
[ 929-10-2 ]
[ 71989-35-0 ]
[ 125238-99-5 ]
1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid[ No CAS ]
[ 135112-27-5 ]
(2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid[ No CAS ]
2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid[ No CAS ]
C68H101N9O16S[ No CAS ]
Yield
Reaction Conditions
Operation in experiment
Stage #1: (2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h;
Stage #2: With piperidine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #3: 4-pentynoic acid; isooctanoic acid; Fmoc-Thr(tBu)-OH; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; 1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid; (S)-2-(((9H-fluoren-9-yl)methoxy)carbonylamino)butanoic acid; (2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid; 2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid Further stages;
(2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid[ No CAS ]
[ 6089-09-4 ]
[ 929-10-2 ]
[ 71989-35-0 ]
[ 125238-99-5 ]
1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid[ No CAS ]
[ 135112-27-5 ]
(2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid[ No CAS ]
2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid[ No CAS ]
C68H101N9O16S[ No CAS ]
Yield
Reaction Conditions
Operation in experiment
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h;
Stage #2: With piperidine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #3: (2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid; 4-pentynoic acid; isooctanoic acid; Fmoc-Thr(tBu)-OH; 1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid; (S)-2-(((9H-fluoren-9-yl)methoxy)carbonylamino)butanoic acid; (2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid; 2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid Further stages;
Stage #1: Fmoc-Thr(tBu)-OH With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h;
Stage #2: With piperidine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #3: (2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid; 4-pentynoic acid; 1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid; (S)-2-(((9H-fluoren-9-yl)methoxy)carbonylamino)butanoic acid; (2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid; 2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid Further stages;
Stage #1: Fmoc-Thr(tBu)-OH With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h;
Stage #2: With piperidine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #3: (2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid; 4-pentynoic acid; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; 1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid; (S)-2-(((9H-fluoren-9-yl)methoxy)carbonylamino)butanoic acid; (2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid; 2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid Further stages;
Stage #1: Fmoc-Thr(tBu)-OH With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h;
Stage #2: With piperidine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #3: (2S)-4-[[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl]amino]-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]butanoic acid; 4-pentynoic acid; Fmoc-Leu-OH; N-(9-fluorenylmethoxycarbonyl)-D-leucine; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; 1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid; (S)-2-(((9H-fluoren-9-yl)methoxy)carbonylamino)butanoic acid; (2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid; 2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid Further stages;
Stage #1: (S)-2-(((9H-fluoren-9-yl)methoxy)carbonylamino)butanoic acid With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine at 20℃; for 2h;
Stage #2: With piperidine In N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #3: 4-pentynoic acid; 1‐fluorenylmethoxycarbonyl-(2S,3aS,7aS)‐octahydroindole‐2‐carboxylic acid; (2S)-2-[9H-fluorene-9-ylmethoxycarbonylamino]-4-methylsulfonylbutanoic acid; 2-([(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(4-benzoylphenyl)propanoic acid Further stages;