(1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol

Base Information

• Chemical Name: (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol
• CAS No.: 121221-69-0
• Molecular Formula: C₂₉H₄₉ClO₅Si₂
• Molecular Weight: 569.329

Synonyms:(1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol

Chemical Property of (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol

Chemical Property:

Purity/Quality:

Safty Information:

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Technology Process of (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol

There total 3 articles about (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol 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: 92.0%

(1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3-one (121221-68-9) → (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol (121221-69-0)

Guidance literature:

With diisobutylaluminium hydride; In toluene; at -78 ℃; for 0.666667h;

Reference yield:

<3aα,4α,5β,6aα>-(+/-)-hexahydro-5-hydroxy-4-<(E)-4-(3-chlorophenoxy)-(3α)-hydroxy-1-butenyl>-2H-cyclopentafuran-2-one (52267-81-9,53906-54-0,54142-65-3,59685-87-9,59685-90-4,72029-56-2,93302-71-7,93302-72-8) → (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol (121221-69-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / imidazole / pyridine / 2 h / Ambient temperature

2: 92 percent / DIBAH / toluene / 0.67 h / -78 °C

With 1H-imidazole; diisobutylaluminium hydride; In pyridine; toluene;

Reference yield:

tert-butyldimethylsilyl chloride (18162-48-6) → (1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3ξ-ol (121221-69-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / imidazole / pyridine / 2 h / Ambient temperature

2: 92 percent / DIBAH / toluene / 0.67 h / -78 °C

With 1H-imidazole; diisobutylaluminium hydride; In pyridine; toluene;

upstream raw materials:

(1SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>octan-3-one

<3aα,4α,5β,6aα>-(+/-)-hexahydro-5-hydroxy-4-<(E)-4-(3-chlorophenoxy)-(3α)-hydroxy-1-butenyl>-2H-cyclopentafuran-2-one

tert-butyldimethylsilyl chloride

Downstream raw materials:

methyl 2-<(1SR, 3RS, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>oct-3-yl>acetate

methyl 2-<(1SR, 3SR, 5RS, 6RS, 7RS)-7-tert-butyldimethylsilyloxy-6-<(3RS)-3-tert-butyldimethylsilyloxy-4-(3-chlorophenoxy)but-1(E)-en-1-yl>-2-oxabicyclo<3.3.0>oct-3-yl>acetate

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