Zafirlukast, FDA approved new drug will be a big potential drug.
Original Route of Synthesis of Zafirlukast yield is about 12%, impurity is 2%, unknown impurity is 1%.
EOS Med Chem use the new Route of Synthesis of Zafirlukast, yield improve 29%.
Reduced Zafirlukast synthesis steps, Remove unknown impurity, Remove Toxic Chemicals， Impurity is less than 1%, Assay more than 99%, Water by KF less than 0.5%.
Below is EOS Med Chem Route of Synthesis of Zafirlukast, each steps we have MSDS, COA, if you have interesting, pls contact me.
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| Zafirlukast, CAS 107753-78-6 Intermediate6146-52-7, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 2.9kg |
| Zafirlukast, CAS 107753-78-6 Intermediate29906-67-0, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 6kg |
| Zafirlukast, CAS 107753-78-6 Intermediate102308-97-4, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 5.8kg |
| Zafirlukast, CAS 107753-78-6 Intermediate50715-28-1, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 9.1kg |
| Zafirlukast, CAS 107753-78-6 Intermediate107753-87-7, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 3.9kg |
| Zafirlukast, CAS 107753-78-6 Intermediate70264-94-7, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 7.7kg |
| Zafirlukast, CAS 107753-78-6 Intermediate436101-62-1, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 4.2kg |
| Zafirlukast, CAS 107753-78-6 Intermediate107754-20-1, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 6kg |
| Zafirlukast, CAS 107753-78-6 Intermediate88-19-7, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 6.5kg |
| Zafirlukast, CAS 107753-78-6 Intermediate3556-83-0, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 9kg |
| Zafirlukast, CAS 107753-78-6 Intermediate1027986-01-1, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 9.2kg |
| Zafirlukast, CAS 107753-78-6 Intermediate107753-93-5, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 2.4kg |
| Zafirlukast, CAS 107753-78-6 Intermediate107754-15-4, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 6.6kg |
| Zafirlukast, CAS 107753-78-6 Intermediate107754-14-3, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 7.2kg |
| Zafirlukast, CAS 107753-78-6 Intermediate138681-67-1, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 1kg |
| Zafirlukast, CAS 107753-78-6 Intermediate143052-95-3, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 7.1kg |
| Zafirlukast, CAS 107753-78-6 Intermediate219583-10-5, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 3.3kg |
| Zafirlukast, CAS 107753-78-6 Intermediate1414930-94-1, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 8.2kg |
| Zafirlukast, CAS 107753-78-6 Intermediate1414930-95-2, White powder, HPLC more than 98%, COA, MSDS, ROS is ok. Stock 4.2kg |
COA-Zafirlukast
MSDS-Zafirlukast
