4-Bromopicolinamide

Base Information

• Chemical Name: 4-Bromopicolinamide
• CAS No.: 62150-46-3
• Molecular Formula: C6H5BrN2O
• Molecular Weight: 201.023
• Hs Code.: 2933399090
• DSSTox Substance ID: DTXSID20351208
• Wikidata: Q72511925
• Mol file: 62150-46-3.mol

Synonyms:4-Bromopicolinamide;62150-46-3;4-bromo-2-pyridinecarboxamide;4-bromopyridine-2-carboxamide;4-Bromo-pyridine-2-carboxylic acid amide;4-Bromo-pyridine-2-carboxylicacidamide;4-bromo-picolinamide;SCHEMBL786245;AMY4782;DTXSID20351208;HOKMIQUAXGAICH-UHFFFAOYSA-N;MFCD04113813;STL230888;AKOS000320191;AC-9580;SB22092;TS-02850;CS-0050962;FT-0645208;A26063

Chemical Property of 4-Bromopicolinamide

Chemical Property:

• Boiling Point: 333.5 °C at 760 mmHg
• PKA: 14.45±0.50(Predicted)
• Flash Point: 155.5 °C
• PSA: 55.98000
• Density: 1.71 g/cm³
• LogP: 1.64330
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C
• Solubility.: Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
• XLogP3: 0.8
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 199.95853
• Heavy Atom Count: 10
• Complexity: 140

Purity/Quality:

99% ^*data from raw suppliers

4-Bromo-2-pyridinecarboxamide ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CN=C(C=C1Br)C(=O)N

Technology Process of 4-Bromopicolinamide

There total 4 articles about 4-Bromopicolinamide 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: 68.0%

4-bromo-2-picolinic acid (30766-03-1) → 4-bromopyridine-2-carboxamide (62150-46-3)

Guidance literature:

4-bromo-2-picolinic acid; With 1,1'-carbonyldiimidazole; In tetrahydrofuran; at 20 ℃; for 0.25h;

With ammonium hydroxide; In tetrahydrofuran; at 20 ℃; for 2h;

DOI:10.1021/acschemneuro.6b00107

Reference yield:

ethyl 4-bromopyridine-2-carboxylate (62150-47-4) → 4-bromopyridine-2-carboxamide (62150-46-3)

Guidance literature:

With ammonium hydroxide; Large scale;

Reference yield:

4-bromopyridine hydrochloride (19524-06-2) → 4-bromopyridine-2-carboxamide (62150-46-3)

Guidance literature:

Multi-step reaction with 2 steps

1: iron(II) sulfate; sulfuric acid / dichloromethane; water / 1 h / -10 - 0 °C / Autoclave; Large scale

2: ammonium hydroxide / Large scale

With ammonium hydroxide; sulfuric acid; iron(II) sulfate; In dichloromethane; water;

upstream raw materials:

4-bromo-2-picolinic acid

4-bromopyridine hydrochloride

ethyl 4-bromopyridine-2-carboxylate

Downstream raw materials:

4-((4-oxo-3-o-tolyl-3,4-dihydropyrrolo[1,2-f][1,2,4]triazin-2-yl)methylamino)picolinamide

(S)-tert-butyl 1-(2-(4-(2-carbamoylpyridin-4-yl)phenyl)-1-cyanoethylcarbamoyl)cyclohexylcarbamate

C₂₄H₂₃F₃N₄O₃S

Refernces

• 1、 -. "2 - Amino - 4 - bromo pyridine synthesis method". . . Retrieved 2018/04/26.