3-Methylpyrazine-2-carboxamide

Base Information

• Chemical Name: 3-Methylpyrazine-2-carboxamide
• CAS No.: 104893-52-9
• Molecular Formula: C₆H₇N₃O
• Molecular Weight: 137.141
• Hs Code.: 2934999090
• DSSTox Substance ID: DTXSID90551839
• Wikidata: Q82431706
• Mol file: 104893-52-9.mol

Synonyms:3-METHYLPYRAZINE-2-CARBOXAMIDE;104893-52-9;methylpyrazinamide;SCHEMBL1463944;DTXSID90551839;AKOS006290276;PS-17589;CS-0309732;D96758

Chemical Property of 3-Methylpyrazine-2-carboxamide

Chemical Property:

• PSA: 68.87000
• LogP: 0.58420
• XLogP3: -0.6
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 1
• Exact Mass: 137.058911855
• Heavy Atom Count: 10
• Complexity: 137

Purity/Quality:

99%, ^*data from raw suppliers

3-METHYLPYRAZINE-2-CARBOXAMIDE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=NC=CN=C1C(=O)N

Technology Process of 3-Methylpyrazine-2-carboxamide

There total 3 articles about 3-Methylpyrazine-2-carboxamide 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:

2-Cyano-3-methylpyrazine (65735-15-1) → 3-methylpyrazine-2-carboxamide (104893-52-9)

Guidance literature:

With sulfuric acid; at 125 ℃;

DOI:10.1021/ja01591a029

Reference yield:

3-methylpyrazin-2(1H)-one (19838-07-4) → 3-methylpyrazine-2-carboxamide (104893-52-9)

Guidance literature:

Multi-step reaction with 3 steps

1: POBr₃

3: concentrated H₂SO₄ / 125 °C

With sulfuric acid; phosphorus(V) oxybromide;

DOI:10.1021/ja01591a029

Reference yield:

2-bromo-3-methyl-pyrazine (120984-76-1) → 3-methylpyrazine-2-carboxamide (104893-52-9)

Guidance literature:

Multi-step reaction with 2 steps

2: concentrated H₂SO₄ / 125 °C

With sulfuric acid;

DOI:10.1021/ja01591a029

upstream raw materials:

2-Cyano-3-methylpyrazine

3-methylpyrazin-2(1H)-one

2-bromo-3-methyl-pyrazine

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