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Chemical name: 4’-[4-methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1ylmithyl]-2-carboxylic acid

CAS No. : 144701-48-4
Molecular formula:  C₃₃H₃₀N₄O₂
Molecular weight: 514. 62

Specification: EP, USP, JP CP etc.
Character White or off-white crystalline powder;odourless bitterness
 Identification: Positive reaction
The clarification and color of sparse sulphuric acid solution:Comply with
Sulphate: ≦0.05%
Chloride: ≦0.01%
Related substance≦1.0%
Dichlormethane: ≦0.06% 
Chloroform: ≦0.006% 
Methanol: ≦0.01%
Residue on ignition: ≦0.1%
Ultimate analysis: C 77. 02%,H 5. 88%,N 10. 89%,O 6. 22%