22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

Base Information

Chemical Name:22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat
CAS No.:87080-69-1
Molecular Formula:C₃₂H₄₀ClN₃O₄
Molecular Weight:566.14
Hs Code.:

Synonyms:22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

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Chemical Property of 22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

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Technology Process of 22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

There total 6 articles about 22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat 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:

: 40736-33-2
(20S)-20-hydroxymethylpregn-4-en-3-one

: 87080-69-1
22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

Guidance literature:: Multi-step reaction with 6 steps

1: 51 percent / triphenylphosphane, CCl₄ / 48 h / Heating

2: 88 percent / p-toluenesulfonic acid / 1 h / 80 - 90 °C

3: 90 percent / NaBH₄/H₂O / tetrahydrofuran; 2-methoxy-ethanol / 24 h / Ambient temperature

4: 88 percent / pyridine / 12 h / Ambient temperature

5: N-bromosuccinimide, dibenzoylperoxide / CCl₄ / 0.17 h / 80 °C / Irradiation

6: 1) trimethylphosphite / 1) 90 min, 125 deg C, xylol; 2) CH₂Cl₂

With tetrachloromethane; sodium tetrahydroborate; N-Bromosuccinimide; water; toluene-4-sulfonic acid; triphenylphosphine; phosphorous acid trimethyl ester; dibenzoyl peroxide; In tetrahydrofuran; pyridine; tetrachloromethane; 2-methoxy-ethanol;
DOI:10.1002/jlac.198319830615

Reference yield:

: 87080-68-0
22-Chlor-23,24-dinorchol-5-en-3β-ol

: 87080-69-1
22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

Guidance literature:: Multi-step reaction with 3 steps

1: 88 percent / pyridine / 12 h / Ambient temperature

2: N-bromosuccinimide, dibenzoylperoxide / CCl₄ / 0.17 h / 80 °C / Irradiation

3: 1) trimethylphosphite / 1) 90 min, 125 deg C, xylol; 2) CH₂Cl₂

With N-Bromosuccinimide; phosphorous acid trimethyl ester; dibenzoyl peroxide; In pyridine; tetrachloromethane;
DOI:10.1002/jlac.198319830615

Reference yield:

: 87080-66-8
22-Chlor-23,24-dinorchol-4-en-3-on

: 87080-69-1
22-Chlor-5α,8α-(4-phenyl-1,2-urazolo)-23,24-dinorchol-6-en-3β-yl-ethanoat

Guidance literature:: Multi-step reaction with 5 steps

1: 88 percent / p-toluenesulfonic acid / 1 h / 80 - 90 °C

2: 90 percent / NaBH₄/H₂O / tetrahydrofuran; 2-methoxy-ethanol / 24 h / Ambient temperature

3: 88 percent / pyridine / 12 h / Ambient temperature

4: N-bromosuccinimide, dibenzoylperoxide / CCl₄ / 0.17 h / 80 °C / Irradiation

5: 1) trimethylphosphite / 1) 90 min, 125 deg C, xylol; 2) CH₂Cl₂

With sodium tetrahydroborate; N-Bromosuccinimide; water; toluene-4-sulfonic acid; phosphorous acid trimethyl ester; dibenzoyl peroxide; In tetrahydrofuran; pyridine; tetrachloromethane; 2-methoxy-ethanol;
DOI:10.1002/jlac.198319830615