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        1. The company has achieved ISO9001-2008 quality management system certification; ISO14001-2004 environmental management system certification;
          Beijing Chengyu Specialty Chemical Co., Ltd. Beijing Chengyu Specialty Chemical Co., Ltd. English
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          ADD:Shilou Town, Fangshan District, Beijing
          Indole and its derivatives
          Quinoline and its derivatives
          Imidazole and its derivatives
          Functional Materials
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          No.

          Products name CAS Rn Chemical structure Order
          C204 2-(4-Chlorobenzyl)-1H-benzimidazole 5468-66-6 2-(4-氯芐基)苯并咪唑 Order
          C206 1H-Benzimidazole,2-nonyl- 5851-50-3 2-壬基苯并咪唑 Order
          C203 2- Chloromethylbenzimidazole 4857-04-9 2-氯甲基苯并咪唑 Order
          C205 2-Chlorobenzimidazole 4857-06-1 2-氯苯并咪唑 Order
          C202 2-Cyanomethylbenzimidazole 4414-88-4 2-氰甲基苯并咪唑 Order
          C201 2-Methylbenzimidazole 615-15-6 2-甲基苯并咪唑 Order
          C502 4.5-Imidazole dicarboxylic acid 570-22-9 4.5二羧基咪唑 Order
          C501 5-Nitrobenzimidazole 94-52-0 5-硝基苯并咪唑 Order
          C601 5.6-Dimethylbenzimidazole 582-60-5 5.6-二甲基苯并咪唑 Order
          C001 Benzimidazole 51-17-2 苯并咪唑 Order


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