1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate

Base Information

• Chemical Name: 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate
• CAS No.: 934584-87-9
• Molecular Formula: C₂₆H₃₁FN₂O₄
• Molecular Weight: 454.542
• Mol file: 934584-87-9.mol

Synonyms:1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate

Chemical Property of 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate

There total 1 articles about 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate 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: 88.0%

1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate (934584-82-4) + methyl iodide (74-88-4) → 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate (934584-87-9)

Guidance literature:

1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate; With sodium hydride; In N,N-dimethyl-formamide; at 0 - 20 ℃; for 0.25h;

methyl iodide; In N,N-dimethyl-formamide; at 20 ℃; for 2.5h;

Reference yield:

1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate (934584-87-9) → (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-1,7-diazaspiro[4.4]nonan-6-one hydrochloride

Guidance literature:

With acetyl chloride; In methanol; ethyl acetate; at 0 - 20 ℃; for 3h; Product distribution / selectivity;

Reference yield:

1-(1,1-dimethylethyl) 2-methyl (2R,5R)-5-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-2-[2-(methylamino)ethyl]-1,2-pyrrolidinedicarboxylate (934584-92-6) + 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate (934584-87-9) → (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-1,7-diazaspiro[4.4]nonan-6-one (934584-85-7)

Guidance literature:

1-(1,1-dimethylethyl) 2-methyl (2R,5R)-5-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-2-[2-(methylamino)ethyl]-1,2-pyrrolidinedicarboxylate; 1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate; With hydrogenchloride; In methanol; isopropyl alcohol; at 25 ℃; for 24h;

With ammonia; In methanol; water; isopropyl alcohol; for 4h; Product distribution / selectivity;

upstream raw materials:

1,1-dimethylethyl (2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate

methyl iodide

Downstream raw materials:

(2R,5R)-2-(4-{[(2-fluorophenyl)methyl]oxy}phenyl)-7-methyl-1,7-diazaspiro[4.4]nonan-6-one