87233-79-2

Upstream product

• 2759-28-6 1-phenylmethylpiperazine 
• 87233-54-3 1-(2-ethoxyethyl)-2-chloro-1H-benzimidazole 
• 95893-89-3 N-(β-ethoxyethyl)-o-phenylenediamine 
• 88-73-3 2-Chloronitrobenzene 
• 95893-88-2 N-(β-ethoxyethyl)-o-nitroaniline 
• 101953-61-1 N-(2-ethoxyethyl)-2-benzimidazolone 

Downstream Products

• 101954-18-1 2-(4-Benzhydryl-piperazin-1-yl)-1-(2-ethoxy-ethyl)-1H-benzoimidazole 
• 101954-16-9 1-(2-Ethoxy-ethyl)-2-(4-phenethyl-piperazin-1-yl)-1H-benzoimidazole 

Relevant academic research and scientific papers

Benzimidazole derivatives, process for the preparation thereof and pharmaceutical composition containing the same

Novel benzimidazole derivatives of the formula: STR1 wherein R1 is an alkyl group having 1 to 3 carbon atoms, allyl group, propargyl group, or phenyl group; R2 is hydrogen atom or an alkyl group having 1 to 3 carbon atoms; and n is 2 or 3, or pharmaceutically acceptable acid addition salts thereof, which have excellent antihistaminic activities and are useful as antiallergics for various allergic diseases, and a process for the preparation thereof, and an antihistaminic composition containing the compound as an active ingredient.