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Quick Details

  • CAS No.: 97240-79-4
  • Other Names: topiramato
  • MF: C12H21NO8S
  • EINECS No.: N/A
  • Place of Origin: China (Mainland)
  • Type: Auxiliaries and Other Medicinal Chemicals
  • Grade Standard: Medicine Grade
  • Brand Name: LTC
  • Model Number: LTC112
  • Purity: 98%

Packaging & Delivery

Packaging Details 5KG/DRUM

CAS:97240-79-4 White Powder TOPIRAMATE with USP36   


Product Description





White to off-white powder,freely soluble in dichloromethane


Infrared absorption

The retention time of the major peak of the sample solution corresponds to that of the standard solution,as obtained in the Assay

Residue on ignition

Not more than 0.2%

Heavy metals

Not more than 10ppm

Related compounds by HPLC(procedure 2)

Fructose not more than 0.3%

Compound A not more than 0.3%

Individual unknown not more than 0.1%

Total impurities not more than 0.5%

Specific rotation

Between -26° and -35°,measured at 20°


            Not more than 0.5%

Limit of sulfamate and sulfate

Sulfamate not more than 0.10%

Sulfate ion not more than 0.10%


Topiramate contains not less than 98.0% and not more than the equivalent of 102.0% of C12H21NO8S,calculated with reference to the Anhydrous Basis









Packaging & Shipping


Our Services


Quality Control:

1.    We have our own GMP factory, cargo from our own factory are according to GMP strictly.

2.    We also be as traders for API and chemicals

We have stable suppliers for most of these items. We will do many studies for our suppliers before we choose them as our suppliers, we will make credit investigations, and test quality from different batches, study some necessary quality certificate from them.

After approvement, we will make record in our suppliers’ system.

In case we develop new manufacturers as our supplier, we will do same work from the start.

3.    We test the quality every time when we buy from suppliers by our own lab.

4.    Preshipment samples can be supplied before shipment.

5.    Samples of every batch we delivered can be kept for 2 years in our company.


Shipping procedure:

We have stable shipping agent in Chinese main ports. With good service.

Photos will be taken for every shipment, including shipping marks, packages, and procedure of loading.

We use fast, direct vessels (If there is direct vessels), good shipping line, with good service. We signed long time agreement with these companies every year, with competitive freight.

For FCL, we supply 21 days free demurrage in destination, so consignee have enough time to clear the cargo in destination to avoid any unnecessary charge.

For LCL, we will confirm charges in destination before shipment with customers, to avoid any unreasonable, high charges for customers in destination from local shipping agent.



Docs. Service:

All docs. will be sent to customers for confirmation before shipment.

And all courier numbers, both for bank and for customer will be sent to customer for tracing.


Our Advantages:

Quality control and tech. service.



We can make different products in one container, combined shipment.

Good administration for both shipment and docs making.

Fast reply and fast shipment.

Complete system for trading service.



Company Information


We are competitive in API exporting, food supplements, sport nutrition, amino acids, dyestuff, veterinary products.

We are in this filed for 20 years.

Good team for quality control, shipping, and documents good services.


Website:  http://www.launcherchem.com

Website on alibaba.com: http://launcherchem.en.alibaba.com

Telephone: 0086-411-82630281

Mobile Phone: 13942625948

Fax: 0086-411-84668723

Skype: cinniya72

WhatsApp: +86 13942625948



Transaction History of the Supplier

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Transaction Overview


Transaction Details

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Trade Assurance
China (Mainland) | Trading Company
Transaction Level:
Supplier Assessments:
2 Transactions 40,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $63,000
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