≥1 Kilograms
$666.70
Product Description
Product Name: Ketotifen fumarate
English name: 10- (1-methylpiperidin-4-ylidene) -5H-benzo [1,2] cyclohepta [3,4-b] thiophen-4-one
CAS Number: 34580-13-7
Molecular formula: C19H19NOS
Molecular weight: 309.42500
Ketotifen fumarate is a first-generation noncompetitive H1-antihistamine and mast cell stabilizer. It is most commonly sold as a salt with fumaric acid, ketotifen fumarate, and is available in two forms. In its ophthalmic form, it is used to treat allergic conjunctivitis.In its oral form, it is used to prevent asthma attacks or Anaphylaxis, as well as various mast cell, allergic-type disorders.
Certification of Analysis
| ITEM | SPECIFICATION | ||||
| Characters: | White to brownish-yellow,fine,crystalline powder. | ||||
| Identification: | TLC | ||||
| IR spectrum | |||||
| Solubility: | Sparingly soluble in water,slightly soluble in methanol,very slightly soluble in acetonifrile | ||||
| Clarity and colour of solution: | Clear and not more than Y4,BY4,B4 | ||||
| Loss on drying: | Not more than 0.5% | ||||
| Sulphated ash: | Not more than 0.1% | ||||
| Related substances(HPLC) | |||||
| Impurity A: | Not more than 0.2% | ||||
| Impurity G: | Not more than 0.2% | ||||
| Single unknown impurity: | Not more than 0.10% | ||||
| Total impurities: | Not more than 0.5% | ||||
| Residual solvents: | Acetone ≤5000PPM Methanol ≤500PPM | ||||
| Assay (potentiometic titration) Calculated on the dried basis | Between 98.5% and 101.0% | ||||
Function&Application
It is widely used in a variety of IgE-mediated allergic diseases, including bronchial asthma, asthmatic bronchitis, allergic cough, allergic rhinitis, allergic pollen, allergic conjunctivitis, acute or chronic urticaria, ectopic Dermatitis, contact dermatitis, photosensitive dermatitis, food allergies, drug allergy, insect allergies and so on. For the immune complex caused by vasculitis type lesions such as allergic purpura also have a certain effect.
2.Fast Delivery Within 3 days
3.SGS,BV,GMP,ISO approve
4.Professional factory
Real Photo
The aim of Xigema is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
Xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".Xigema has 21 subsidiaries and holding companies.
Answer: Yes, we are factory founded on 2002.
Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Scan the QR code with your phone, or visit the URL
- 1203 Town Center Drive FL 33458 USA
- +86 18661891880
- [email protected]