{(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

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Chemical Name:{(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane
CAS No.:123493-59-4
Molecular Formula:C₃₁H₄₈O₅Si
Molecular Weight:528.805
Hs Code.:

Synonyms:{(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

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Chemical Property of {(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

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Technology Process of {(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

There total 13 articles about {(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-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: 88.0%

: 134744-46-0
(2R,3R,4R,6R)-4-Benzyloxy-7-(tert-butyl-dimethyl-silanyloxy)-3-(4-methoxy-benzyloxy)-2,4,6-trimethyl-heptan-1-ol

: 123493-59-4
{(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

Guidance literature:: With 3 A molecular sieve; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In dichloromethane; for 0.333333h;
DOI:10.1016/S0040-4020(01)96139-3

Reference yield:

: 114114-16-8
(2R,4R)-4-Benzyloxy-2,4-dimethyl-hex-5-enal

: 123493-59-4
{(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

Guidance literature:: Multi-step reaction with 8 steps

1: 92 percent / LiAlH₄ / diethyl ether; tetrahydrofuran / 0.5 h / -50 °C

2: imidazole / dimethylformamide / 12 h / 25 °C

3: 1) O₃, pyridine, Sudan IV, 2) Me₂S / 1) CH₂Cl₂, -78 deg C, 2) up to 25 deg C, 1 h

4: 16 percent / MgBr₂ / CH₂Cl₂ / 50 h / 25 °C

5: 1) NaH / 1) DMF, 25 deg C

6: 1) O₃, pyridine, Sudan IV, 2) Me₂S / 1) CH₂Cl₂, -78 deg C, 2) up to room temp., 1.5 h

7: 100 percent / LiAlH₄ / diethyl ether / 0.33 h / -50 °C

8: 88 percent / DDQ, 3 Angstroem molecular sieves / CH₂Cl₂ / 0.33 h

With pyridine; 1H-imidazole; 1-[{2-methyl-4-(2-methylphenylazo)-phenyl}-azo]-2-naphthalenol; lithium aluminium tetrahydride; dimethylsulfide; 3 A molecular sieve; sodium hydride; ozone; 2,3-dicyano-5,6-dichloro-p-benzoquinone; magnesium bromide; In tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(01)96139-3

Reference yield:

: 114114-17-9
(3R,5R)-3-benzyloxy-6-tert-butyldimethylsiloxy-3,5-dimethylhex-1-ene

: 123493-59-4
{(2R,4R)-4-Benzyloxy-4-[(4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2-methyl-pentyloxy}-tert-butyl-dimethyl-silane

Guidance literature:: Multi-step reaction with 6 steps

1: 1) O₃, pyridine, Sudan IV, 2) Me₂S / 1) CH₂Cl₂, -78 deg C, 2) up to 25 deg C, 1 h

2: 16 percent / MgBr₂ / CH₂Cl₂ / 50 h / 25 °C

3: 1) NaH / 1) DMF, 25 deg C

4: 1) O₃, pyridine, Sudan IV, 2) Me₂S / 1) CH₂Cl₂, -78 deg C, 2) up to room temp., 1.5 h

5: 100 percent / LiAlH₄ / diethyl ether / 0.33 h / -50 °C

6: 88 percent / DDQ, 3 Angstroem molecular sieves / CH₂Cl₂ / 0.33 h

With pyridine; 1-[{2-methyl-4-(2-methylphenylazo)-phenyl}-azo]-2-naphthalenol; lithium aluminium tetrahydride; dimethylsulfide; 3 A molecular sieve; sodium hydride; ozone; 2,3-dicyano-5,6-dichloro-p-benzoquinone; magnesium bromide; In diethyl ether; dichloromethane;
DOI:10.1016/S0040-4020(01)96139-3