tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

Base Information

Chemical Name:tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane
CAS No.:94500-37-5
Molecular Formula:C₂₆H₃₄O₂Si
Molecular Weight:406.64
Hs Code.:

Synonyms:tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

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

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Chemical Property of tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

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Technology Process of tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

There total 3 articles about tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane 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:

: 67099-40-5
3,3-dimethyl-4-pentynoic acid

: 94500-37-5
tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) n-butyllithium, 2.) lithium bromide / 1.) THF, hexane, -41 deg C, 1 h, 2.) a) -41 deg C, 1 h, b) 25 deg C, 18 h

2: 90 percent / H₂, quinoline / 5percent Pd/BaSO₄ / methanol / 760 Torr

3: 1.) lithium diisopropylamide, 2.) HMPA / 1.) THF, -70 deg C, 20 min, 2.) from -70 deg C to RT, 2 h

With quinoline; N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium; hydrogen; lithium bromide; lithium diisopropyl amide; Pd-BaSO₄; In methanol;
DOI:10.1021/jo00205a035

Reference yield:

: 94500-34-2
3,3,6-trimethyl-6-hydroxy-4-heptynoic acid

: 94500-37-5
tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / H₂, quinoline / 5percent Pd/BaSO₄ / methanol / 760 Torr

2: 1.) lithium diisopropylamide, 2.) HMPA / 1.) THF, -70 deg C, 20 min, 2.) from -70 deg C to RT, 2 h

With quinoline; N,N,N,N,N,N-hexamethylphosphoric triamide; hydrogen; lithium diisopropyl amide; Pd-BaSO₄; In methanol;
DOI:10.1021/jo00205a035

Reference yield:

: 94500-35-3
(Z)-3,3,6-trimethyl-6-hydroxy-4-heptenoic acid lactone

: 58479-61-1
tert-butylchlorodiphenylsilane

: 94500-37-5
tert-Butyl-diphenyl-(4,4,7,7-tetramethyl-4,7-dihydro-oxepin-2-yloxy)-silane

Guidance literature:: With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide; Yield given. Multistep reaction; 1.) THF, -70 deg C, 20 min, 2.) from -70 deg C to RT, 2 h;
DOI:10.1021/jo00205a035