3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

Base Information

Chemical Name:3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene
CAS No.:1322005-14-0
Molecular Formula:C₃₂H₃₉N₃O
Molecular Weight:481.681
Hs Code.:

Synonyms:3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

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Chemical Property of 3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

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Technology Process of 3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

There total 3 articles about 3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene 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: 80.0%

: 930-51-8
cyclopentylacetylene

: 1322005-00-4
3-benzyloxyestra-1,3,5(10)-triene-17α-azide

: 1322005-14-0
3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

Guidance literature:: With copper(l) iodide; triphenylphosphine; In dichloromethane; at 40 ℃; for 24h; regioselective reaction;
DOI:10.1016/j.steroids.2011.05.002

Reference yield:

: 14982-15-1
3-benzyloxyestra-1,3,5(10)-trien-17β-ol

: 1322005-14-0
3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

Guidance literature:: Multi-step reaction with 3 steps

1: pyridine / 72 h / 20 °C

2: sodium azide / N,N-dimethyl-formamide / 48 h / 100 °C

3: copper(l) iodide; triphenylphosphine / dichloromethane / 24 h / 40 °C

With pyridine; copper(l) iodide; sodium azide; triphenylphosphine; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.steroids.2011.05.002

Reference yield:

: 3-benzyloxy-17β-toluenesulfonyl-estra-1,3,5(10)-trien-17β-ol

: 1322005-14-0
3-benzyloxy-17α-[4-cyclopentyl-1H-1,2,3-triazol-1-yl]estra-1,3,5(10)-triene

Guidance literature:: Multi-step reaction with 2 steps

1: sodium azide / N,N-dimethyl-formamide / 48 h / 100 °C

2: copper(l) iodide; triphenylphosphine / dichloromethane / 24 h / 40 °C

With copper(l) iodide; sodium azide; triphenylphosphine; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.steroids.2011.05.002