Beijing Chengyu Chemical Co., Ltd.

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Indole and its derivatives

Indole and its derivatives

1.2.3.3-Tetramethyl-3H-indolium iodide

2-Methylindoline

Quinoline and its derivatives

Quinoline and its derivatives

1.2.3.4-Tetra-hydroquinoline

5.6.7.8-Tetra-hydroquinoline

Isoquinoline-1-carboxylic acid

Quinaldine (2-methylquinoline)

2-Quinolinecarboxylic acid

Imidazole and its derivatives

Midazole and its derivatives

1-Methylbenzimidazole

2-Methylbenzimidazole

2-Cyanomethylbenzimidazole

2- Chloromethylbenzimidazole

2-(4-Chlorobenzyl)-1H-benzimidazole

Functional Materials

Functional materials

Other

Others

N-Methyldiphenylamine

2-Methyl Naphthothiazole

3-Methylthiophene

4-Nitro phenylhydrazine hydrochloride

Indole and its derivatives

Quinoline and its derivatives

Midazole and its derivatives

Functional materials

Others