A histamine-H1-receptor antagonist, Azelastine is used in the treatment of rhinitis.It shows anti-histamine effect, mast-cell stabilizing effect and anti-inflammatory effect. Reference standards of Azelastine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Azelastine - Impurity A [catalogue_number] => PA 01 98010 [category_ids] => ,79,80, [chemical_name] => [weight] => 136.15 [form] => C7H8N2O [cas] => 613-94-5 [pslug] => 613-94-5-azelastine-impurity-a-pa0198010 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33727 [offers_product_code] => PA 01 98010 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 98010
CAS :
Molecular Formula : C7H8N2O
Molecular Weight : 136.15
stdClass Object ( [pname] => Azelastine - Impurity B (Hydrochloride Salt) [catalogue_number] => PA 01 98020 [category_ids] => 82,80,79,78,71,70 [chemical_name] => [weight] => 283.8 [form] => C14H22ClN3O [cas] => 117078-69-0 [pslug] => 117078-69-0-azelastine-impurity-b-hydrochloride-salt-pa0198020 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33729 [offers_product_code] => PA 01 98020 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 98020
Molecular Formula : C14H22ClN3O
Molecular Weight : 283.8
stdClass Object ( [pname] => Azelastine - Impurity C [catalogue_number] => PA 01 98030 [category_ids] => ,70,75,78,80,82, [chemical_name] => [weight] => 274.7 [form] => C15H11ClO3 [cas] => 53242-76-5 [pslug] => 53242-76-5-azelastine-impurity-c-pa0198030 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33732 [offers_product_code] => PA 01 98030 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 98030
Molecular Formula : C15H11ClO3
Molecular Weight : 274.7
stdClass Object ( [pname] => Azelastine - Impurity D [catalogue_number] => PA 01 98040 [category_ids] => ,70,75,78,80,82, [chemical_name] => [weight] => 270.71 [form] => C15H11ClN2O [cas] => 53242-88-9 [pslug] => 53242-88-9-azelastine-impurity-d-pa0198040 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33734 [offers_product_code] => PA 01 98040 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 98040
Molecular Formula : C15H11ClN2O
Molecular Weight : 270.71
stdClass Object ( [pname] => Azelastine - Impurity E [catalogue_number] => PA 01 98050 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 256.68 [form] => C15H9ClO2 [cas] => 20526-97-0 [pslug] => 20526-97-0-azelastine-impurity-e-pa0198050 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33735 [offers_product_code] => PA 01 98050 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 98050
Molecular Formula : C15H9ClO2
Molecular Weight : 256.68
stdClass Object ( [pname] => Azelastine N-Oxide (Mixture of Diastereomers) [catalogue_number] => PA 01 98530 [category_ids] => ,70,71,75,76,78,80,82, [chemical_name] => [weight] => 397.9 [form] => C22H24ClN3O2 [cas] => 640279-88-5 [pslug] => 640279-88-5-azelastine-n-oxide-mixture-of-diastereomers-pa0198530 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33737 [offers_product_code] => PA 01 98530 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 98530
Molecular Formula : C22H24ClN3O2
Molecular Weight : 397.9
stdClass Object ( [pname] => Azelastine 3-Chloro-Isomer [catalogue_number] => PA 01 98520 [category_ids] => ,80,71,76,75,78,70,82, [chemical_name] => [weight] => 381.9 [form] => C22H24ClN3O [cas] => 37933-01-0 [pslug] => 37933-01-0-azelastine-3-chloro-isomer-pa0198520 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 98520
Molecular Formula : C22H24ClN3O
Molecular Weight : 381.9
stdClass Object ( [pname] => 4-Benzyl-2-(1-methylazepan-4-yl)phthalazin-1(2H)-one [catalogue_number] => PA 01 98550 [category_ids] => ,80,71,76,75,78,70,82, [chemical_name] => [weight] => 347.45 [form] => C22H25N3O [cas] => NA [pslug] => 4-benzyl-2-1-methylazepan-4-yl-phthalazin-1-2h-one-pa0198550 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 98550
Molecular Formula : C22H25N3O
Molecular Weight : 347.45
stdClass Object ( [pname] => 4-(4-Chlorophenyl)-1H-2,3-benzoxazin-1-one [catalogue_number] => PA 01 98560 [category_ids] => ,80,71,76,75,78,70,82, [chemical_name] => [weight] => 257.67 [form] => C14H8ClNO2 [cas] => 2224-83-1 [pslug] => 2224-83-1-4-4-chlorophenyl-1h-2-3-benzoxazin-1-one-pa0198560 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 98560
Molecular Formula : C14H8ClNO2
Molecular Weight : 257.67
stdClass Object ( [pname] => Azelastine 3-Chloro-Isomer Hydrochloride [catalogue_number] => PA 01 98570 [category_ids] => ,80,71,81,78,70,82, [chemical_name] => [weight] => 418.36 [form] => C22H25Cl2N3O [cas] => NA [pslug] => azelastine-3-chloro-isomer-hydrochloride-pa0198570 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 98570
Molecular Formula : C22H25Cl2N3O
Molecular Weight : 418.36
stdClass Object ( [pname] => Azelastine-13C,d3 N-Oxide (Mixture of Diastereomers) [catalogue_number] => PA STI 009510 [category_ids] => ,80,71,76,75,78,70,82,98, [chemical_name] => [weight] => 401.91 [form] => C2113CH21D3ClN3O2 [cas] => 1346602-76-3 [pslug] => 1346602-76-3-azelastine-13c-d3-n-oxide-mixture-of-diastereomers-pasti009510 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 009510
Molecular Formula : C2113CH21D3ClN3O2
Molecular Weight : 401.91
stdClass Object ( [pname] => N'-(1-Methylazepan-4-yl)benzohydrazine-d5 [catalogue_number] => PA STI 060420 [category_ids] => ,79,80,71,98,78,70,82, [chemical_name] => [weight] => 288.83 [form] => C14H17D5ClN3O [cas] => 1346599-80-1 [pslug] => 1346599-80-1-n-1-methylazepan-4-yl-benzohydrazine-d5-pasti060420 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 060420
Molecular Formula : C14H17D5ClN3O
Molecular Weight : 288.83
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