Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

Base Information

Chemical Name:Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester
CAS No.:863032-42-2
Molecular Formula:C₂₁H₃₈O₃Si
Molecular Weight:366.616
Hs Code.:

Synonyms:Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

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Chemical Property of Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

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Technology Process of Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

There total 2 articles about Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester 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%

: 863032-51-3
(E)-(S)-4-[(R)-4-(tert-Butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-but-3-en-2-ol

: 108-24-7
acetic anhydride

: 863032-42-2
Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

Guidance literature:: With pyridine; at 20 ℃; for 3h;
DOI:10.1248/cpb.53.541

Reference yield:

: 322474-91-9
(S)-4-[(R)-4-(tert-Butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-but-3-yn-2-ol

: 863032-42-2
Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 89 percent / LiAlH₄ / tetrahydrofuran / 1 h / 60 °C

2: 92 percent / pyridine / 3 h / 20 °C

With pyridine; lithium aluminium tetrahydride; In tetrahydrofuran;
DOI:10.1248/cpb.53.541

Reference yield:

: 863032-42-2
Acetic acid (E)-(S)-3-[(R)-4-(tert-butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-1-methyl-allyl ester

: 54835-70-0
corchoionoside C

Guidance literature:: Multi-step reaction with 7 steps

1: 34 percent / m-chloroperoxybenzoic acid / CH₂Cl₂ / 1 h / 20 °C

2: 94 percent / HF*Py / tetrahydrofuran / 0.25 h / 0 °C

3: Dess-Martin periodinane / CH₂Cl₂ / 1.5 h / 20 °C

4: p-TsOH*H₂O / benzene / 17 h / 20 °C

5: 96 percent / NaOMe; MeOH / 1.5 h / 20 °C

6: 83 percent / N,N-tetramethylurea; AgOTf / CH₂Cl₂ / 1.83 h / 0 - 20 °C

7: 83 percent / LiOH*H₂O; MeOH / 24 h / 20 °C

With methanol; lithium hydroxide; sodium methylate; silver trifluoromethanesulfonate; Dess-Martin periodane; toluene-4-sulfonic acid; pyridine hydrogenfluoride; 3-chloro-benzenecarboperoxoic acid; tetramethylurea; In tetrahydrofuran; dichloromethane; benzene;
DOI:10.1248/cpb.53.541