p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol

Base Information

Chemical Name:p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol
CAS No.:134511-57-2
Molecular Formula:C₂₆H₃₇N₃O₃S
Molecular Weight:471.664
Hs Code.:

Synonyms:

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Chemical Property of p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol

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Technology Process of p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol

There total 3 articles about p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol 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: 81.0%

: 18375-86-5
3α-azido-5α-androstan-17β-ol

: 98-59-9
p-toluenesulfonyl chloride

: 134511-57-2
p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol

Guidance literature:: With pyridine; at 20 ℃; for 20h;

Reference yield:

: 10429-07-9
3β-tosyloxy-5α-androstan-17-one

: 134511-57-2
p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 70 percent / sodium azide / dimethylformamide; H₂O / 4 h / 100 - 105 °C

2: 80 percent / sodium borohydride / ethanol / 3 h / 0 °C

3: 81 percent / pyridine / 20 h / 20 °C

With pyridine; sodium tetrahydroborate; sodium azide; In ethanol; water; N,N-dimethyl-formamide;

Reference yield:

: 7795-05-3
3α-azido-5α-androstan-17-one

: 134511-57-2
p-toluenosulfonate of 3α-azido-5α-androstan-17β-ol

Guidance literature:: Multi-step reaction with 2 steps

1: 80 percent / sodium borohydride / ethanol / 3 h / 0 °C

2: 81 percent / pyridine / 20 h / 20 °C

With pyridine; sodium tetrahydroborate; In ethanol;