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
A512 5-Nitro-2.3.3-trimethylindolenine 3484-22-8 5-硝基-2.3.3-三甲基吲哚 Order
A503 5-Nitroindole 6146-52-7 5-硝基吲哚 Order
A514 5- Sulfo -2.3.3-trimethylindolenine 132557-73-4 5-磺酸基-2.3.3-三甲基吲哚 Order
A501 5-Hydroxyindole 1953-54-4 5-羟基吲哚 Order
A602 6-Fluoroindole 399-51-9 6-氟吲哚 Order
A603 6-Aminoindole 5318-27-4 6-氨基吲哚 Order
A601 6-Nitroindole 4769-96-4 6-硝基吲哚 Order
A702 7-Fluoroindole 387-44-0 7-氟吲哚 Order
A705 7-Aminoindole 5192-04-1 7-氨基吲哚 Order
A701 7-Nitroindole 6960-42-5 7-硝基吲哚 Order

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