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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Products name CAS Rn Chemical structure Order
A304 Indole-3-carboxaldehyde 487-89-8 吲哚-3-甲醛 Order
A505 Indole-5-carboxylic acid 1670-81-1 吲哚-5-甲酸 Order
A506 Indole-5-carboxylic acid ethyl ester 32996-16-0 吲哚-5-甲酸乙酯 Order
A704 Indole-7-carboxylic acid 1670-83-3 吲哚-7-甲酸 Order
A002 Indoline 496-15-1 吲哚啉 Order
A208 Indoline-2-carboxylic acid 78348-24-0 吲哚啉-2-甲酸 Order
A302 Indoline-3-carboxylic acid 39891-70-8 吲哚啉-3-甲酸 Order

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