3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

Base Information

Chemical Name:3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole
CAS No.:131362-26-0
Molecular Formula:C₂₉H₃₄N₂OSi
Molecular Weight:454.687
Hs Code.:

3-<2-<3-<dimethyl(1,1-dimethylethyl)siloxy>phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

Synonyms:3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

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Chemical Property of 3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

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Technology Process of 3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

There total 3 articles about 3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole 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: 98.0%

: 131362-22-6
5-<3-phenyl>-1-phenyl-1,3-pentanedione

: 100-63-0
phenylhydrazine

: 131362-26-0
3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

Guidance literature:: With pyridine; In methanol; for 27h; Ambient temperature;
DOI:10.1021/jm00097a007

Reference yield:

: 96013-77-3
3-(tert-butyldimethylsilyloxy)benzyl alcohol

: 131362-26-0
3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

Guidance literature:: Multi-step reaction with 3 steps

1: 84 percent / CBr₄, PPh₃ / CH₂Cl₂ / 0.67 h / Ambient temperature

2: 1.) NaH, nBuLi / 1.) THF, hexane, 20 min, 2.) THF, hexane, 15 min

3: 98 percent / pyridine / methanol / 27 h / Ambient temperature

With pyridine; n-butyllithium; carbon tetrabromide; sodium hydride; triphenylphosphine; In methanol; dichloromethane;
DOI:10.1021/jm00097a007

Reference yield:

: 131362-25-9
[3-(bromomethyl)-phenoxy]dimethyl(1,1-dimethylethyl)silane

: 131362-26-0
3-<2-<3-phenyl>ethyl>-1,5-diphenyl-1H-pyrazole

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) NaH, nBuLi / 1.) THF, hexane, 20 min, 2.) THF, hexane, 15 min

2: 98 percent / pyridine / methanol / 27 h / Ambient temperature

With pyridine; n-butyllithium; sodium hydride; In methanol;
DOI:10.1021/jm00097a007