[(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

Base Information

Chemical Name:[(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide
CAS No.:1334512-94-5
Molecular Formula:Br*C₃₅H₃₀N₄P
Molecular Weight:617.528
Hs Code.:

Synonyms:[(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

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Chemical Property of [(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

Chemical Property:

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Technology Process of [(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

There total 7 articles about [(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide 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: 57.0%

: 1355614-74-2
C₁₇H₁₅BrN₄

: 603-35-0
triphenylphosphine

: 1334512-94-5
[(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

Guidance literature:: In toluene; at 10 ℃; for 6h; Reflux;
DOI:10.1016/j.dyepig.2011.10.015

Reference yield:

: 77565-38-9
2-bromo-1-(4-tert-butylphenyl)propan-1-one

: 1334512-94-5
[(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

Guidance literature:: Multi-step reaction with 6 steps

1: acetone / 12 h / Reflux

2: water; sodium hydroxide / 1 h / Reflux

3: pyridine; copper(ll) sulfate pentahydrate / water / Reflux

4: bromine / chloroform / 2 h / 10 - 20 °C

5: toluene-4-sulfonic acid / methanol / 2 h / Reflux

6: toluene / 6 h / 10 °C / Reflux

With pyridine; copper(ll) sulfate pentahydrate; water; bromine; toluene-4-sulfonic acid; sodium hydroxide; In methanol; chloroform; water; acetone; toluene;
DOI:10.1016/j.dyepig.2011.10.015

Reference yield:

: 72084-15-2
C₁₅H₂₀O₃

: 1334512-94-5
[(3-(4-tert-butylphenyl)-5,6-dicyanopyrazin-2-yl)methyl]triphenyl phosphonium bromide

Guidance literature:: Multi-step reaction with 5 steps

1: water; sodium hydroxide / 1 h / Reflux

2: pyridine; copper(ll) sulfate pentahydrate / water / Reflux

3: bromine / chloroform / 2 h / 10 - 20 °C

4: toluene-4-sulfonic acid / methanol / 2 h / Reflux

5: toluene / 6 h / 10 °C / Reflux

With pyridine; copper(ll) sulfate pentahydrate; water; bromine; toluene-4-sulfonic acid; sodium hydroxide; In methanol; chloroform; water; toluene;
DOI:10.1016/j.dyepig.2011.10.015