- API (Active Pharmaceutical Ingredient)
- Ritonavir (CAS 155213-67-5)
- Lopinavir (CAS 192725-17-0)
- Ozagrel (CAS 82571-53-7)
- Oxiracetam (CAS 62613-82-5)
- Pharmaceutical Intermediate
- Ritonavir,Lopinavir Intermediates
- Special Intermediate
- Spice
- Detection Reagent
- MPT-NAG (CAS 149263-94-5)
- Cyclen (CAS 294-90-6)
- Gadoteric acid (CAS 72573-82-1)
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Ritonavir,Lopinavir Intermediates
| Product Name | CAS No. | Purity | Remark |
| Ritonavir Intermediates | CAS 183388-64-9 | 98% | BDH succinate salt |
| Ritonavir Intermediates | CAS 144163-85-9 | 99% | BDH pure salt |
| Ritonavir Intermediates | CAS 144163-97-3 | 98% | NCT |
| Ritonavir Intermediates | CAS 154212-59-6 | 97% | |
| Ritonavir Intermediates | CAS 154212-61-0 | 99% | MTV-Ⅲ |
| Ritonavir Intermediates | CAS 201409-23-6 | 98% | |
| Ritonavir Intermediates | CAS 144164-11-4 | 98% | |
| Ritonavir Intermediates | CAS 163849-95-8 | 99% | |
| Ritonavir Intermediates | CAS 38585-74-9 | 99% | |
| Lopinavir Intermediates | CAS 192725-50-1 | 98% | |
| Lopinavir Intermediates | CAS 13335-71-2 | 98% | |
| Lopinavir Intermediates | CAS 156732-15-9 | 98% |
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| Lopinavir Intermediates | CAS 192725-49-8 | 98% | |
| Lopinavir Intermediates | CAS 192725-45-4 | 99% | |
| Lopinavir Intermediates | CAS 192726-06-0 | 98% | |
Ritonavir,Lopinavir Intermediates
The ritonavir intermediate, as its name suggests, is a pharmaceutical intermediate used to synthesize ritonavir. Ritonavir is an API used for making antiretroviral drug to treat HIV infection and AIDS. Specifically speaking, ritonavir is an ideal HIV-1 aspartic protease inhibitor and HIV-2 protease inhibitor. It can effectively prevent the spreading of HIV in body cells.
Huasing Chemicals Company is the first ritonavir intermediate manufacturer and supplier in China. Our company has obtained export entitlement. In order to provide high quality products to our global customers, we have established a scientific research group composed of doctors, masters and engineers as well as researchers. Due to our continuous efforts, we have acquired mature technologies on HIV protease inhibitor intermediate acquisition. Our HIV protease inhibitor intermediate falls into ritonavir intermediate and lopinavir intermediates.
In addition to strong research and development power, we also focus on quality control. We produce our ritonavir intermediate and other products in accordance with ICHQ7a GMP for Active Pharmaceutical Ingredients. Meanwhile, we conduct strict quality control and quality assurance measures to guarantee ritonavir intermediate quality.
In order to keep and win more customers, we take a series of measures to control our production cost, thus providing competitive prices to our customers. Prompt delivery and complete customer services also assist us in attracting and retaining more clients.
As a specialized ritonavir intermediate manufacturer and supplier, we are committed to satisfy each of our customers. If necessary, we can provide technical information and help customers finish DMF submission.
We welcome global medication manufacturers to pay a visit our factory and purchase our ritonavir intermediates.
NOTE : Products protected under specific patents in certain countries are not offered for sale by us in such countries.

- CAS 13335-71-2 / 2,6- Dimethylphenoxyacetic Acid 2,6- dimethylphenoxyacetic acid (CAS No. 13335-71-2) is a kind of light yellow powder. This pharmaceutical intermediate is mainly used for manufacturing lopinavir ...

- CAS 156732-15-9 / (2S,3S,5S)-5- Amino -2-( Dibenzylamino )-1,6- Diphenyl Hexan -3-Ol (2S,3S,5S)-5- Amino -2-( Dibenzylamino )-1,6- Diphenyl Hexan -3-Ol (CAS No. 156732-15-9) is a kind of off-white to light yellow lopinavir intermediate ...

- CAS 192725-49-8 / N-[(1S,2S,4S)-4- Amino -2- Hydroxy -5- Phenyl -1-( Phenylmethyl ) Pentyl ]-2- (2,6- Dimethylphenoxy) Acetamide Huasing Chemicals Company is the earliest lopinavir intermediate CAS No. 192725-49-8 manufacturer...

- N-(4- Amino -1- Benzyl -3- Hydroxy -5- Phenyl – Pentyl )-3- Methyl -2- (2- Oxo- Tetrahydro- Pyrimidin-1-Yl)- Butyramide 5- Oxopyrrolidine-2- Carboxylic Acid Lopinavir intermediate CAS No. 192726-06-0 is a kind of ...
