3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol

Base Information

• Chemical Name: 3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol
• CAS No.: 862509-86-2
• Molecular Formula: C₅₂H₇₉ClO₁₂Si
• Molecular Weight: 959.731

Synonyms:3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol

Chemical Property of 3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol

Chemical Property:

Purity/Quality:

Safty Information:

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Useful:

Technology Process of 3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol

There total 2 articles about 3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol 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: 97.0%

(2R,4S,5S,6R)-4-(t-butyldimethylsiloxy)-6-(4-chlorobutyl)-2-methoxy-2-[[4,5-(R,R)-bis-(p-methoxybenzyloxy)-3-(R)-methyl-6-(R)-(2-methylallyl)-tetrahydropyran-2-(R)-yl]-((S)-p-methoxybenzyloxy)-methyl]-5-methyl-tetrahydropyran (537041-15-9) → 3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol (862509-86-2)

Guidance literature:

With trimethylamine-N-oxide; osmium(VIII) oxide; In acetone; tert-butyl alcohol; at 20 ℃; for 16h;

DOI:10.1039/b504149j

Reference yield:

(1S,5R,6R)-1-[(2R,3R,4R,5R,6R)-4,5-Bis-(4-methoxy-benzyloxy)-3-methyl-6-(2-methyl-allyl)-tetrahydro-pyran-2-yl]-10-chloro-4-hydroxy-1-(4-methoxy-benzyloxy)-5-methyl-6-triethylsilanyloxy-decan-2-one → 3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol (862509-86-2)

Guidance literature:

Multi-step reaction with 3 steps

1: 849 mg / PPTS / methanol / 2 h / 20 °C

2: 98 percent / imidazole; Et₃N / dimethylformamide / 48 h / 20 °C

3: 97 percent / aq. Me₃NO / OsO₄ / acetone; 2-methyl-propan-2-ol / 16 h / 20 °C

With 1H-imidazole; trimethylamine-N-oxide; pyridinium p-toluenesulfonate; triethylamine; osmium(VIII) oxide; In methanol; N,N-dimethyl-formamide; acetone; tert-butyl alcohol;

DOI:10.1039/b504149j

Reference yield: 93.0%

3-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-2-methyl-propane-1,2-diol (862509-86-2) → 1-[(2R,3R,4R,5R,6R)-6-[(S)-[(2R,4S,5S,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-propan-2-one (392692-64-7)

Guidance literature:

With lead(IV) acetate; sodium carbonate; In dichloromethane; at 0 ℃; for 0.666667h;

DOI:10.1039/b504149j

upstream raw materials:

(2R,4S,5S,6R)-4-(t-butyldimethylsiloxy)-6-(4-chlorobutyl)-2-methoxy-2-[[4,5-(R,R)-bis-(p-methoxybenzyloxy)-3-(R)-methyl-6-(R)-(2-methylallyl)-tetrahydropyran-2-(R)-yl]-((S)-p-methoxybenzyloxy)-methyl]-5-methyl-tetrahydropyran

Downstream raw materials:

1-[(2R,3R,4R,5R,6R)-6-[(S)-[(2R,4S,5S,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-propan-2-one

1-[6-[[4-(tert-butyl-dimethyl-silanyloxy)-6-(4-chloro-butyl)-2-methoxy-5-methyl-tetrahydro-pyran-2-yl]-(4-methoxy-benzyloxy)-methyl]-3,4-bis-(4-methoxy-benzyloxy)-5-methyl-tetrahydro-pyran-2-yl]-7-chloro-4-hydroxy-octa-5,7-dien-2-one

C₆₃H₉₆Cl₂O₁₁Si₂

C₆₂H₉₄Cl₂O₁₂Si₂

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