3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

Base Information

Chemical Name:3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane
CAS No.:776318-00-4
Molecular Formula:C₃₈H₄₉NO₇S
Molecular Weight:663.876
Hs Code.:

Synonyms:3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

Suppliers and Price of 3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

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Technology Process of 3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

There total 4 articles about 3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane 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: 85.0%

: 103-71-9
phenyl isocyanate

: 776317-99-8
3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-ol

: 776318-00-4
3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

Guidance literature:: With triethylamine; In dichloromethane; for 6h; Heating;
DOI:10.1016/j.steroids.2004.04.003

Reference yield:

: 98-59-9
p-toluenesulfonyl chloride

: 776318-00-4
3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / pyridine / 20 h / 20 °C

2: 85 percent / triethylamine / CH₂Cl₂ / 6 h / Heating

With pyridine; triethylamine; In dichloromethane;
DOI:10.1016/j.steroids.2004.04.003

Reference yield:

: 776318-04-8
3β-acetoxy-21-hydroxymethylpregn-5-ene-20β-ol

: 776318-00-4
3β-acetoxy-21-p-toluenesulfonyloxymethylpregn-5-ene-20β-N-phenylurethane

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / pyridine / 20 h / 20 °C

2: 85 percent / triethylamine / CH₂Cl₂ / 6 h / Heating

With pyridine; triethylamine; In dichloromethane;
DOI:10.1016/j.steroids.2004.04.003