(24S)-3β,24-dibenzoyloxycholesta-5,25-diene

Base Information

Chemical Name:(24S)-3β,24-dibenzoyloxycholesta-5,25-diene
CAS No.:88099-48-3
Molecular Formula:C₄₁H₅₂O₄
Molecular Weight:608.861
Hs Code.:

Synonyms:

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Chemical Property of (24S)-3β,24-dibenzoyloxycholesta-5,25-diene

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Technology Process of (24S)-3β,24-dibenzoyloxycholesta-5,25-diene

There total 6 articles about (24S)-3β,24-dibenzoyloxycholesta-5,25-diene 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:

: 5255-17-4
3β-hydroxy-5-cholenoic acid

: 88099-48-3
(24S)-3β,24-dibenzoyloxycholesta-5,25-diene

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) toluene-p-sulphonic acid, 2.) lithium aluminium hydride / 1.) benzene, room temperature, 2 h, 2.) THF, room temperature, 1 h

2: 3.26 g / pyridinium chlorochromate / CH₂Cl₂ / 3 h / Ambient temperature

3: 1.4 g / tetrahydrofuran / 3 h / Ambient temperature

4: 115.4 mg / pyridinium dichromate / CH₂Cl₂; dimethylformamide / 2 h / Ambient temperature

5: 35.8 mg / lithium aluminium hydride, ethanol, (S)-(-)-2,2'-dihydroxy-1,1'-binaphthyl / tetrahydrofuran / -90 °C

6: 2M-aq. hydrochloric acid / tetrahydrofuran; methanol / 1 h / Ambient temperature

7: 12 h / Ambient temperature

With hydrogenchloride; lithium aluminium tetrahydride; dipyridinium dichromate; ethanol; (S)-[1,1']-binaphthalenyl-2,2'-diol; toluene-4-sulfonic acid; pyridinium chlorochromate; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 66414-43-5
3β-(tetrahydro-2H-pyran-2-yloxy)chol-5-en-24-ol

: 88099-48-3
(24S)-3β,24-dibenzoyloxycholesta-5,25-diene

Guidance literature:: Multi-step reaction with 6 steps

1: 3.26 g / pyridinium chlorochromate / CH₂Cl₂ / 3 h / Ambient temperature

2: 1.4 g / tetrahydrofuran / 3 h / Ambient temperature

3: 115.4 mg / pyridinium dichromate / CH₂Cl₂; dimethylformamide / 2 h / Ambient temperature

4: 35.8 mg / lithium aluminium hydride, ethanol, (S)-(-)-2,2'-dihydroxy-1,1'-binaphthyl / tetrahydrofuran / -90 °C

5: 2M-aq. hydrochloric acid / tetrahydrofuran; methanol / 1 h / Ambient temperature

6: 12 h / Ambient temperature

With hydrogenchloride; lithium aluminium tetrahydride; dipyridinium dichromate; ethanol; (S)-[1,1']-binaphthalenyl-2,2'-diol; pyridinium chlorochromate; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 66414-44-6
3β-(tetrahydro-2H-pyran-2-yloxy)chol-5-en-24-al

: 88099-48-3
(24S)-3β,24-dibenzoyloxycholesta-5,25-diene

Guidance literature:: Multi-step reaction with 5 steps

1: 1.4 g / tetrahydrofuran / 3 h / Ambient temperature

2: 115.4 mg / pyridinium dichromate / CH₂Cl₂; dimethylformamide / 2 h / Ambient temperature

3: 35.8 mg / lithium aluminium hydride, ethanol, (S)-(-)-2,2'-dihydroxy-1,1'-binaphthyl / tetrahydrofuran / -90 °C

4: 2M-aq. hydrochloric acid / tetrahydrofuran; methanol / 1 h / Ambient temperature

5: 12 h / Ambient temperature

With hydrogenchloride; lithium aluminium tetrahydride; dipyridinium dichromate; ethanol; (S)-[1,1']-binaphthalenyl-2,2'-diol; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;