tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Base Information

Chemical Name:tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate
CAS No.:1621435-85-5
Molecular Formula:C₃₁H₄₂N₂O₆Si
Molecular Weight:566.77
Hs Code.:

Synonyms:tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Suppliers and Price of tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

There total 8 articles about tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-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: 51.0%

: 1621435-84-4
tert-butyl 2-(((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxopropan-2-yl)carbamoyl)-2-(hydroxymethyl)pyrrolidine-1-carboxylate

: 1621435-85-5
tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Guidance literature:: With di-tert-butyl-diazodicarboxylate; triphenylphosphine; In tetrahydrofuran; at 20 ℃; for 8h;

Reference yield:

: 147-85-3,25191-13-3,37159-97-0,4305-67-3,4607-28-7
L-proline

: 1621435-85-5
tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: thionyl chloride / 0 °C / Reflux

2.1: triethylamine / dichloromethane / 16 h / 0 - 20 °C

3.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -78 °C

3.2: 2 h / -78 - -20 °C

4.1: sodium hydroxide / water; methanol / 4 h / Reflux

5.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine / dichloromethane / 2 h / 20 °C

6.1: N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / dichloromethane / 10 h / 20 °C

7.1: triphenylphosphine; di-tert-butyl-diazodicarboxylate / tetrahydrofuran / 8 h / 20 °C

With thionyl chloride; di-tert-butyl-diazodicarboxylate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; triphenylphosphine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; sodium hydroxide; lithium hexamethyldisilazane; In tetrahydrofuran; methanol; dichloromethane; water;

Reference yield:

: 1206898-37-4
rac-1-tert-butyl 2-methyl 2-[(benzyloxy)methyl]pyrrolidine-1,2-dicarboxylate

: 1621435-85-5
tert-butyl 2-((S)-3-((tert-butyldiphenylsilyl)oxy)-1-methoxy-1-oxo-propan-2-yl)-1-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: sodium hydroxide / water; methanol / 4 h / Reflux

2.1: N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / dichloromethane / 0.17 h / 0 °C

2.2: 3 h / 0 - 20 °C

3.1: N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / dichloromethane / 10 h / 20 °C

4.1: triphenylphosphine; di-tert-butyl-diazodicarboxylate / tetrahydrofuran / 8 h / 20 °C

With di-tert-butyl-diazodicarboxylate; N-ethyl-N,N-diisopropylamine; triphenylphosphine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; sodium hydroxide; In tetrahydrofuran; methanol; dichloromethane; water;