(R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

Base Information

Chemical Name:(R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate
CAS No.:1323846-83-8
Molecular Formula:C₂₁H₃₀O₂
Molecular Weight:314.468
Hs Code.:

Synonyms:(R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

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Chemical Property of (R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

Chemical Property:

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Technology Process of (R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

There total 4 articles about (R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate 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: 84.0%

: 1323846-48-5
2,4-dimethyl-3-pentyl 2-diazohexanoate

: 536-74-3
phenylacetylene

: 1323846-83-8
(R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

Guidance literature:: With dirhodium(II) tetrakis[N-tetrabromophthaloyl-(S)-tert-leucinate] dihydrate; In dichloromethane; at -60 ℃; for 22h; optical yield given as %ee; enantioselective reaction; Inert atmosphere;
DOI:10.1002/anie.201101905

Reference yield:

: 1323846-32-7
2,4-dimethyl-3-pentyl 2-acetylhexanoate

: 1323846-83-8
(R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 4-acetamidobenzenesulfonyl azide; 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile / 7 h / 0 - 20 °C / Inert atmosphere

2: dirhodium(II) tetrakis[N-tetrabromophthaloyl-(S)-tert-leucinate] dihydrate / dichloromethane / 22 h / -60 °C / Inert atmosphere

With dirhodium(II) tetrakis[N-tetrabromophthaloyl-(S)-tert-leucinate] dihydrate; 4-acetamidobenzenesulfonyl azide; 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; acetonitrile;
DOI:10.1002/anie.201101905

Reference yield:

: 600-36-2
2,4-dimethyl-3-pentanol

: 1323846-83-8
(R)-(2,4-dimethyl-3-pentyl) 2-phenyl-1-butylcycloprop-2-ene-1-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: dmap; triethylamine / tetrahydrofuran / 8 h / 0 - 20 °C / Inert atmosphere

2.1: potassium carbonate / acetone / 0.5 h / 20 °C / Inert atmosphere

2.2: 24 h / 20 °C / Inert atmosphere

3.1: 4-acetamidobenzenesulfonyl azide; 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile / 7 h / 0 - 20 °C / Inert atmosphere

4.1: dirhodium(II) tetrakis[N-tetrabromophthaloyl-(S)-tert-leucinate] dihydrate / dichloromethane / 22 h / -60 °C / Inert atmosphere

With dmap; dirhodium(II) tetrakis[N-tetrabromophthaloyl-(S)-tert-leucinate] dihydrate; 4-acetamidobenzenesulfonyl azide; potassium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In tetrahydrofuran; dichloromethane; acetone; acetonitrile;
DOI:10.1002/anie.201101905