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Basic Information
| CAS No.: | 64907-22-8 |
|---|---|
| Name: | 7-alpha,25-Dihydroxycholesterol |
| Article Data: | 3 |
| Molecular Structure: | |
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| Formula: | C27H46 O3 |
| Molecular Weight: | 418.66 |
| Synonyms: | 3b,7a,25-Trihydroxycholest-5-ene; 7a,25-Dihydroxycholesterol |
| PSA: | 60.69000 |
| LogP: | 5.47440 |
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Synthetic route
- 306288-44-8
cholest-5-ene-3β,7α,25-triol 3β,25-dibenzoate
- 64907-22-8
[3H]-7alpha, 25-Dihydroxycholesterol
Conditions
| Conditions | Yield |
|---|---|
| With methanol; potassium hydroxide for 4h; Reflux; Inert atmosphere; | 81% |
| With potassium hydroxide In methanol for 1h; Heating; | 51% |
- 2140-46-7
25-hydroxychlolesterol
- 64907-22-8
[3H]-7alpha, 25-Dihydroxycholesterol
Conditions
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: 98 percent / pyridine / 3 h / 20 °C 2: 87 percent / PCC; 3A molecular sieves / benzene / 24 h / Heating 3: 71 percent / L-Selectride / tetrahydrofuran / 5 h / -78 °C 4: 51 percent / KOH / methanol / 1 h / Heating View Scheme | |
| Multi-step reaction with 4 steps 1.1: pyridine / dichloromethane / 42 h / 20 °C / Inert atmosphere 2.1: tert.-butylhydroperoxide / ethyl acetate / 0.5 h / Molecular sieve; Inert atmosphere 2.2: 48 h / 20 °C / Molecular sieve; Inert atmosphere 3.1: L-Selectride / tetrahydrofuran / 3 h / -78 °C / Inert atmosphere 4.1: potassium hydroxide; methanol / 4 h / Reflux; Inert atmosphere View Scheme |
- 64164-61-0
cholest-5-ene-3β,25-diol 3β,25-dibenzoate
- 64907-22-8
[3H]-7alpha, 25-Dihydroxycholesterol
Conditions
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 87 percent / PCC; 3A molecular sieves / benzene / 24 h / Heating 2: 71 percent / L-Selectride / tetrahydrofuran / 5 h / -78 °C 3: 51 percent / KOH / methanol / 1 h / Heating View Scheme | |
| Multi-step reaction with 3 steps 1.1: tert.-butylhydroperoxide / ethyl acetate / 0.5 h / Molecular sieve; Inert atmosphere 1.2: 48 h / 20 °C / Molecular sieve; Inert atmosphere 2.1: L-Selectride / tetrahydrofuran / 3 h / -78 °C / Inert atmosphere 3.1: potassium hydroxide; methanol / 4 h / Reflux; Inert atmosphere View Scheme |
- 306288-41-5
3β,25-dihydroxycholest-5-en-7-one 3β,25-dibenzoate
- 64907-22-8
[3H]-7alpha, 25-Dihydroxycholesterol
Conditions
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 71 percent / L-Selectride / tetrahydrofuran / 5 h / -78 °C 2: 51 percent / KOH / methanol / 1 h / Heating View Scheme | |
| Multi-step reaction with 2 steps 1: L-Selectride / tetrahydrofuran / 3 h / -78 °C / Inert atmosphere 2: potassium hydroxide; methanol / 4 h / Reflux; Inert atmosphere View Scheme |
- 64907-22-8
[3H]-7alpha, 25-Dihydroxycholesterol
- 98774-41-5
7α,25-dihydroxy-4-cholesten-3-one
Conditions
| Conditions | Yield |
|---|---|
| With recombinant Brevibacterium cholesterol oxidase In phosphate buffer; isopropyl alcohol at 25℃; for 12h; pH=7; |
- 64907-22-8
[3H]-7alpha, 25-Dihydroxycholesterol
Conditions
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: recombinant Brevibacterium cholesterol oxidase / propan-2-ol; aq. phosphate buffer / 12 h / 25 °C / pH 7 2: methanol; H2O; acetic acid / 20 °C View Scheme |
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7-alpha,25-Dihydroxycholesterol
