1,1'-bis-(4-sulfophenyl)-5,5'-dihydroxy-3,3'-dimethylpyrazolo-4,4'-pentamethineoxonole

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing.

We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures.

We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength.

Our products range from natural gas, oil and basic chemical products through innovative intermediates to specialties, high value-added chemicals, crop protection products and pharmaceuticals.

Send an inquiry on 1,1'-bis-(4-sulfophenyl)-5,5'-dihydroxy-3,3'-dimethylpyrazolo-4,4'-pentamethineoxonole to BuGuCh & Partners

Dayang Chem (Hangzhou) Co.,Ltd. is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price.
We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in the world by providing superior quality chemicals and best service.

Send an inquiry on 1,1'-bis-(4-sulfophenyl)-5,5'-dihydroxy-3,3'-dimethylpyrazolo-4,4'-pentamethineoxonole to Dayang Chem (Hangzhou) Co.,Ltd.

WeylChem ORGANICA GmbH is a independent company, founded in 1995. We manufacture pharmaceutical intermediates as well as photographic chemicals and speciality chemicals for optoelectronics. Thanks to our investments in state-of-the-art facilities, inherited know-how and alliances, we can offer competitive products that are manufactured under strict respect of environmental regulations.
Our manufacturing capabilities range from kilo-lab (cGMP) to pilot plant and to multi tons scale. Total reactor capacity is 85.000 liters. Usual processes include amidation, amination, halogenations, sulfonation, synthesis of heterocycles, oxidations, reductions and others.
WeylChem ORGANICA is a ISO 9001 accredited plant. As we understand that client needs are always different, we welcome your custom synthesis enquiries from R&D, scaling up to full scale production and notification of new chemicals.

Send an inquiry on 1,1'-bis-(4-sulfophenyl)-5,5'-dihydroxy-3,3'-dimethylpyrazolo-4,4'-pentamethineoxonole to WeylChem ORGANICA GmbH