(S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

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Chemical Name:(S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester
CAS No.:160030-58-0
Molecular Formula:C₂₉H₄₂FN₃O₆
Molecular Weight:547.667
Hs Code.:

(S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

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Chemical Property of (S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

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Technology Process of (S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

There total 9 articles about (S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 120-92-3
cyclopentanone

: 160030-58-0
(S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 10 steps

1: Ca(OH)2 / H₂O

2: imidazole

3: 63 percent / LDA

4: 69 percent / diisobutylaluminium hydride

5: 1) Ph₃P, DEAD

6: 92 percent / BF₃*Et₂O

7: 81 percent / CrO₃, H₂SO₄

8: 77 percent / DCC, HOBt, N-methylmorpholine

9: MeNHNH₂ / 48 h / Ambient temperature

10: DCC, HOBt, N-methylmorpholine

With 4-methyl-morpholine; 1H-imidazole; chromium(VI) oxide; calcium hydroxide; sulfuric acid; boron trifluoride diethyl etherate; diisobutylaluminium hydride; benzotriazol-1-ol; dicyclohexyl-carbodiimide; triphenylphosphine; methylhydrazine; lithium diisopropyl amide; diethylazodicarboxylate; In water;
DOI:10.1016/0040-4039(94)88067-0

Reference yield:

: 20618-42-2
2-(hydroxymethyl)cyclopentanone

: 160030-58-0
(S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 9 steps

1: imidazole

2: 63 percent / LDA

3: 69 percent / diisobutylaluminium hydride

4: 1) Ph₃P, DEAD

5: 92 percent / BF₃*Et₂O

6: 81 percent / CrO₃, H₂SO₄

7: 77 percent / DCC, HOBt, N-methylmorpholine

8: MeNHNH₂ / 48 h / Ambient temperature

9: DCC, HOBt, N-methylmorpholine

With 4-methyl-morpholine; 1H-imidazole; chromium(VI) oxide; sulfuric acid; boron trifluoride diethyl etherate; diisobutylaluminium hydride; benzotriazol-1-ol; dicyclohexyl-carbodiimide; triphenylphosphine; methylhydrazine; lithium diisopropyl amide; diethylazodicarboxylate;
DOI:10.1016/0040-4039(94)88067-0

Reference yield:

: 129600-97-1
2-<<<(1,1-dimethylethyl)dimethylsilyl>oxy>methyl>cyclopentanone

: 160030-58-0
(S)-2-({(R)-2-[2-((S)-2-tert-Butoxycarbonylamino-propionylamino)-1-fluoro-eth-(E)-ylidene]-cyclopentanecarbonyl}-amino)-3-phenyl-propionic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 63 percent / LDA

2: 69 percent / diisobutylaluminium hydride

3: 1) Ph₃P, DEAD

4: 92 percent / BF₃*Et₂O

5: 81 percent / CrO₃, H₂SO₄

6: 77 percent / DCC, HOBt, N-methylmorpholine

7: MeNHNH₂ / 48 h / Ambient temperature

8: DCC, HOBt, N-methylmorpholine

With 4-methyl-morpholine; chromium(VI) oxide; sulfuric acid; boron trifluoride diethyl etherate; diisobutylaluminium hydride; benzotriazol-1-ol; dicyclohexyl-carbodiimide; triphenylphosphine; methylhydrazine; lithium diisopropyl amide; diethylazodicarboxylate;
DOI:10.1016/0040-4039(94)88067-0