1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

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Chemical Name:1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al
CAS No.:174201-35-5
Molecular Formula:C₄₃H₆₇N₃O₅Si₂
Molecular Weight:762.193
Hs Code.:

Synonyms:1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

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Chemical Property of 1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

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Technology Process of 1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

There total 4 articles about 1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al 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: 90.0%

: 174201-41-3
C₄₃H₆₆N₄O₄Si₂

: 174201-35-5
1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

Guidance literature:: With diisobutylaluminium hydride; In dichloromethane; toluene; at 0 ℃; for 0.416667h;
DOI:10.1248/cpb.44.62

Reference yield:

: 15988-11-1
4-Phenylurazole

: 174201-35-5
1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

Guidance literature:: Multi-step reaction with 4 steps

1: ethyl acetate

2: 93 percent / DMAP / CH₂Cl₂ / Ambient temperature

3: 86 percent / dimethylsulfoxide / 2 h / 65 °C

4: 90 percent / diisobutylaluminum hydride / toluene; CH₂Cl₂ / 0.42 h / 0 °C

With dmap; diisobutylaluminium hydride; In dichloromethane; dimethyl sulfoxide; ethyl acetate; toluene;
DOI:10.1248/cpb.44.62

Reference yield:

: 126771-88-8
1α,3β-bis<(tert-butyldimethylsilyl)oxy>-23,24-bisnorchol-5,7-dien-22-ol

: 174201-35-5
1α,3β-bis[(tert-butyldimethylsilyl)oxy]-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidine-1,2-diyl)-24-norchol-6-en-23-al

Guidance literature:: Multi-step reaction with 4 steps

1: ethyl acetate

2: 93 percent / DMAP / CH₂Cl₂ / Ambient temperature

3: 86 percent / dimethylsulfoxide / 2 h / 65 °C

4: 90 percent / diisobutylaluminum hydride / toluene; CH₂Cl₂ / 0.42 h / 0 °C

With dmap; diisobutylaluminium hydride; In dichloromethane; dimethyl sulfoxide; ethyl acetate; toluene;
DOI:10.1248/cpb.44.62