 About us |
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VIWA pharma division is a professional supplier of active pharmaceutical ingredients and intermediates. We are specialized in R&D and custom manufacturing. Supported by our highly qualified team of professor and technicians, we have rich experience on a wide range of chemical reactions and fermentation from multi gram scale to hundred tons scale according to customers' requirement.
Our main products are cardiovascular, anti-diabetes, anti-cancer, steroid, anti-HIV and their intermediates, especially on oncology products.
Moreover, we are quite strong at regulatory issues. Our products have been marketed in USA, Europe, Latin America, India, Vietnam, Turkey, etc.
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 Product List
Application |
Levofloxacin |
Intermediates |
LEVOFLOXACIN Carboxylic Acid, (S)-9,10-Difluoro-3-Methyl-7-Oxo-2,3-Dihydro-7H-Pyrido(1,2,3-De)-1,4-Benzoxazine-6-Carboxylic acid |
Application |
Levofloxacin |
Structure |
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Intermediates |
2,3,4,5-Tetrafluorobenzoyl ethyl acetic acid |
Application |
Levofloxacin |
Structure |
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Intermediates |
Levofloxacin carboxylic acid ethyl ester, Chemical Name:(S)-9,10-Difluoro-3-Mehtyl-7-Oxo-2,3-Dihydro-7H-Pyrido(1,2,3-de)-1,4-Benzoxazine-6-Carboxylic Acid Ethyl Ester |
Application |
Levofloxacin |
CAS No. |
100986-85-4 |
Structure |
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Formula : |
C 18 H 20 FN 3 O 4 |
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