2-Phenethylpyrazine

Base Information

• Chemical Name: 2-Phenethylpyrazine
• CAS No.: 91391-83-2
• Molecular Formula: C12H12N2
• Molecular Weight: 184.241
• Hs Code.: 2933990090
• Mol file: 91391-83-2.mol

Synonyms:2-phenylethyl-pyrazine;Pyrazine,phenethyl;Pyrazine,(2-phenylethyl);2-Phenethyl-pyrazin;Pyrazine, phenethyl-;phenethyl-pyrazine;2-phenethylpyrazine;

Chemical Property of 2-Phenethylpyrazine

Chemical Property:

• PSA: 25.78000
• LogP: 2.26180

Purity/Quality:

98%min ^*data from raw suppliers

2-(2-Phenylethyl)pyrazine 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-Phenethylpyrazine

There total 8 articles about 2-Phenethylpyrazine 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: 99.0%

2-Methylpyrazine (109-08-0) + benzyl alcohol (100-51-6,185532-71-2) → 2-phenylethyl-pyrazine (91391-83-2)

Guidance literature:

With [Mn(HN(C₂H₄PⁱPr₂)₂)(CO)₂Br]; potassium tert-butylate; In tert-Amyl alcohol; at 140 ℃; for 24h; Sealed tube; Inert atmosphere; Schlenk technique; Glovebox;

DOI:10.1039/d1cc00181g

Reference yield: 96.0%

2-phenethyl iodide (17376-04-4) + 2-iodopyrazine (32111-21-0) → 2-phenylethyl-pyrazine (91391-83-2)

Guidance literature:

2-phenethyl iodide; With indium; copper(ll) sulfate pentahydrate; In tetrahydrofuran; water; at 60 ℃; for 12h;

2-iodopyrazine; With tetrakis(triphenylphosphine) palladium⁽⁰⁾; lithium chloride; In N,N-dimethyl acetamide; water; at 80 ℃; for 24h;

DOI:10.1016/j.tetlet.2019.151288

Reference yield: 96.0%

2-chloropyrazin (14508-49-7) + 1-phenyl-2-bromoethane (103-63-9) → 2-phenylethyl-pyrazine (91391-83-2)

Guidance literature:

1-phenyl-2-bromoethane; With iodine; magnesium; In tetrahydrofuran; at 0 - 80 ℃; for 0.5h; Inert atmosphere;

2-chloropyrazin; With iron(III)-acetylacetonate; In tetrahydrofuran; 1-methyl-pyrrolidin-2-one; at 0 - 20 ℃; for 0.5h; Inert atmosphere;

DOI:10.1021/jacs.9b12706

upstream raw materials:

2-vinylpyrazine

phenylboronic acid

benzene

2-chloropyrazin

Downstream raw materials:

trans-2-(2-phenylethenyl)pyrazine

styryl-pyrazine

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