Leading Manufacturer for Sirolimus - Azelastine Hydrochloride CAS 79307-93-0 Assay 99.0%~101.0% API EP Standard High Purity – Ruifu

Manufacturer with High Purity and Stable Quality Chemical Name: Azelastine Hydrochloride CAS: 79307-93-0 Azelastine Hydrochloride is an Histamine H1 Receptor (H1-receptor) antagonist, with antiallergic effects related to histamine antagonism, and further antiallergic and antiinflammatory effects unrelated to H1-receptor binding. Azelastine Hydrochloride Eye Drops Azelastine Hydrochloride Nasal Spray

Chemical Name	Azelastine Hydrochloride
Synonyms	Azelastine HCl; 4-(4-Chlorobenzyl)-2-(1-methylazepan-4-yl)-1-phthalazinone Hydrochloride
CAS Number	79307-93-0
CAT Number	RF-API36
Stock Status	In Stock, Production Scale Up to Tons
Molecular Formula	C22H25Cl2N3O
Molecular Weight	418.36
Melting Point	223.0~228.0℃
Brand	Ruifu Chemical

Item	Specifications
Appearance	White or Almost White Crystalline Powder
Solubility	Sparingly soluble in water, soluble in ethanol and in methylene chloride
Identification	(A)By IR absorption, To match with working standard (B) 1% Solution gives reaction of chlorides
Appearance of Solution	Clear and Colorless
Acidity or Alkalinity	≤0.1 ml of 0.01 mol/L hydrochloric acid or 0.01mol/L sodium hydroxide
Related Substances
Impurities: ABCDE	≤0.10%
Any Other Impurity	≤0.10%
Total Impurities	≤0.20%
Disregard limit	≤0.05%
Loss on Drying	≤0.50%
Assay	99.0%~101.0%
Test Standard	European Pharmacopeia (EP)
Usage	Active Pharmaceutical Ingredient (API)

Package: Bottle, Aluminum foil bag, Cardboard drum, 25kg/Drum, or according to customer's requirement. Storage Condition: Store in sealed containers at cool and dry place; Protect from light, moisture and pest infestation. Azelastine Hydrochloride is a H1 histamine receptor antagonist and NF-kB activator. Azelastine hydrochloride has been used in a study to investigate the potential of polymeric microspheres for treatment of allergic conjunctivitis. Azelastine HCl is an Histamine H1 Receptor (H1-receptor) antagonist, with antiallergic effects related to histamine antagonism, and further antiallergic and antiinflammatory effects unrelated to H1-receptor binding. Azelastine hydrochloride is an orally effective antihistamine useful in the treatment of asthma and nasal allergy. It appears to inhibit release of histamine, in addition to antagonizing its action.