4,7-Dimethoxy-2-methyl-1H-benzimidazole

Base Information

• Chemical Name: 4,7-Dimethoxy-2-methyl-1H-benzimidazole
• CAS No.: 99922-32-4
• Molecular Formula: C₁₀H₁₂N₂O₂
• Molecular Weight: 192.217
• Hs Code.: 2933990090
• ChEMBL ID: CHEMBL120509
• DSSTox Substance ID: DTXSID70553518
• Nikkaji Number: J1.711.708D
• Wikidata: Q82434118
• Mol file: 99922-32-4.mol

Synonyms:4,7-Dimethoxy-2-methyl-1H-benzimidazole;99922-32-4;4,7-DIMETHOXY-2-METHYL-1H-BENZO[D]IMIDAZOLE;CHEMBL120509;SCHEMBL2272231;DTXSID70553518

Chemical Property of 4,7-Dimethoxy-2-methyl-1H-benzimidazole

Chemical Property:

• PSA: 47.14000
• LogP: 1.88850
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 2
• Exact Mass: 192.089877630
• Heavy Atom Count: 14
• Complexity: 201

Purity/Quality:

1H-BENZIMIDAZOLE, 4,7-DIMETHOXY-2-METHYL- 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: CC1=NC2=C(C=CC(=C2N1)OC)OC

Technology Process of 4,7-Dimethoxy-2-methyl-1H-benzimidazole

There total 4 articles about 4,7-Dimethoxy-2-methyl-1H-benzimidazole 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: 96.0%

2,3-diamino-1,4-dimethoxybenzene (40328-95-8) + acetic acid (64-19-7,77671-22-8) → 4,7-Dimethoxy-2-methyl-1H-benzimidazole (99922-32-4)

Guidance literature:

at 110 ℃; for 15h; Inert atmosphere;

DOI:10.1055/s-0028-1088049

Reference yield:

1,4-dimethoxy-2,3-dinitrobenzene (6945-76-2) → 4,7-Dimethoxy-2-methyl-1H-benzimidazole (99922-32-4)

Guidance literature:

Multi-step reaction with 2 steps

1: Sn; 12 N aq. HCl / 2 h / Heating

2: 5 h / Heating

With hydrogenchloride; tin;

DOI:10.1016/S0960-894X(02)00064-1

Reference yield:

1,4-dimethoxybezene (150-78-7) → 4,7-Dimethoxy-2-methyl-1H-benzimidazole (99922-32-4)

Guidance literature:

Multi-step reaction with 3 steps

1: 70 percent aq. HNO₃; Ac₂O / 3 h / 0 °C

2: Sn; 12 N aq. HCl / 2 h / Heating

3: 5 h / Heating

With hydrogenchloride; tin; nitric acid; acetic anhydride;

DOI:10.1016/S0960-894X(02)00064-1

upstream raw materials:

2,3-diamino-1,4-dimethoxybenzene

acetic acid

2,3-Diamino-1,4-dimethoxybenzene dihydrochloride

1,4-dimethoxy-2,3-dinitrobenzene