White or Yellowish Antibacterial Powder Trimethoprim 99%
CAS No. 738-70-5
Chemical Name: 5-((3, 4, 5-trimethoxyphenyl)methyl)-2, 4-pyrimidinediamine
Molecular Formula: C14H18N4O3
Molecular Weight: 290.32
Quality Standard: BP/USP/EP/GP/
Packing: 25kg fiber drum
Main specification:
Appearance: White or yellowish white powder
Melting point: 199-203oC
Assay: 99.0%-101.0%
Loss on drying: ≤ 0.5%
Related substances: ≤ 0.2%
Main Usage: Trimethoprim is antibacterial, its antibacterial function is like sulfonamide, which will be better when used together with sulfonamide. It is used to cure breath-path infection, senile chronic bronchitis, bacillary dysentery, urinarytract infection, nephritis, enteritis typhoid, gonorrhea
Competitive advantage:
1. Our company is a professional production leading factory in China in pharmaceutical area of many years, our products have exported to USA, Greece, Spain, UK, Australia and other countries, and we have got very good feedback from our customers, we had established a long friendly relations.
2. We have much products in stock, so we can delivery quickly at the very day when receive the payment.
3. High quality, best price, first-class service, high successful delivery rate. Shipment by DHL, TNT, FedEx, HKEMS, UPS, etc
| Product Name | Cas No | Product Name | Cas No |
| 2,3,5,6-Tetramethylpyrazine | 1124-11-4 | DL-Glutamic Acid | 617-65-2 |
| 2,3-Dimethyl pyrazine | 5910-89-4 | malt extract | 8002-48-0 |
| 2,6-Dimethylpyrazine | 108-50-9 | maltose | 69-79-4 |
| 2-Methylpyrazine | 109-08-0 | aluminium sodium salt | 7785-88-8 |
| 2-Acetylfuran | 1192-62-7 | Potassium benzoate | 582-25-2 |
| (2-Hydroxyethyl)-β-Cyclodextrin | 128446-36-6 | Benzoic acid | 532-32-1 |
| 3,4-Dimethoxybenzaldehyde | 120-14-9 | Pentyl phenylacetate | 5137-52-0 |
| D(+)-Glactose | 59-23-4 | Isopropyl Cinnamate | 7780-6-5 |
| D-Ribose | 50-69-1 | N-BUTYL CINNAMATE | 538-65-8 |
| D-(+)-Trehalose dihydrate | 6138-23-4 | cinnamic aldehyde | 104-55-2 |
| D-(+)-Mannose | 3458-28-4 | cinnamic acid | 140-10-3 |
| D-Mannitol | 69-65-8 | cinnamic alcohol | 104-54-1 |
Hongkong Yuancheng Saichuang Technology Co., Ltd, a leading manufacturer and supplier of Anabolic Steroid Hormone Powders, Pharmaceutical raw materials, Pharmaceutical Intermediates, Chemical raw materials, Food additives and Flavor & Fragrance in Hongkong. It was new company of Yuancheng Group, Hongkong, as the political, economic and cultural center as well as a regional commercial trade center, its unique geographical and cultural conditions are favorable for domestic and foreign trade.
We have established perfect production and management system, quality control system and sales service system. Never stopping striving to offer high quality products with competitive price in quick delivery and 100% custom pass guaranteed is our enterprise goal. We pursue high quality and perfect brand with untiring efforts and enterprise spirit on "Concept guides the ideas, ideas promote innovation, quality casts brand, efficiency improves speed, science creates perfection. " and follow the enterprise management theory "Customer first, integrity-based" with the first-class products and high-quality service to meet the demands of market.
