- 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)
- Shop By CAS
Special Intermediate
| Product Name | CAS No. | Purity | Remark |
| Ozagrel HCl | CAS 78712-43-3 | 99% | |
| Ozagrel methyl ester | CAS 866157-50-8 | 98% | |
| Ozagrel Sodium | CAS 130952-46-4 | 99% | |
| 4-Acetamidobenzenesulfonyl azide | CAS 2158-14-7 | 98% | |
| Glycinamide hydrochloride | CAS 1668-10-6 | 99% | |
| methyl(E)-4-chloro-3-methoxy -2-butenoate | CAS 110104-60-4 | 95% | |
| Caffeic Acid Phenylethyl Ester, Phenethyl Caffeate | CAS 104594-70-9 | 95% | |
| Ethyl hydrogen malonate | CAS 1071-46-1 | 98% | |
| Monoethyl malonate potassium salt | CAS 6148-64-7 | 99% | |
| 5-(Bromoacetyl)-2-hydroxybenzamide | CAS 73866-23-6 | 98% | |
| 2-(2-Aminothiazole-4-yl)-2-methoxyiminoacetic Acid | CAS 65872-41-5 | 98% | |
| Ethyl 3- Chloro -3- Oxopropanoate | CAS 36239-09-5 | 98% | |
| 2, 3- Dimethoxybenzoic Acid | CAS 1521-38-6 | 98% | |
| 1, 4, 7, 10-Tetraazacyclododecane | CAS 294-90-6 | 98% | |
| 2, 3- Dimethoxybenzaldehyde | CAS 86-51-1 | 98% | |
| Ortho-Vanillin | CAS 148-53-8 | 98% | |
| 3, 4- Dimethoxy Phenol | CAS 2033-89-8 | 98% | |
| CPT | CAS 14915-37-8 | 98% | |
| ZPT | CAS 13463-41-7 | 98% | |
| Triisopropyl Borate | CAS 5419-55-6 | 98% | |
| DMMT | CAS 61607-68-9 | 98% | |
Special Intermediate
Huasing Chemicals Company is a professional pharmaceutical intermediate manufacturer and supplier based in China. We produce ritonavir intermediate, lopinavir intermediate, and many other special intermediates like 2, 3- Dimethoxybenzoic Acid, 2, 3- Dimethoxybenzaldehyde, 3, 4- Dimethoxy Phenol, and more.
All our pharmaceutical intermediates are made in conformation with ICH Q7A GMP for API, thus ensuring customers are at ease in purchasing our products. With reasonable prices and reliable quality, our products are well accepted by customers from countries of Europe, the Middle East, Southeast Asia and America.
We welcome global drug manufacturers to choose our pharmaceutical intermediates. For more detailed information, please refer to specific product pages or contact us directly. We look forward to working with you.

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