Fexofenadine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes/nose, sneezing, hives, and itching. It is sold under the trade name Allegra & FX 24. Reference standards of Fexofenadine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => 4-[4-[4-(Hydroxydiphenylmethyl)-1-piperidinyl]-1-butyn-1-yl]-α,α-dimethyl-benzeneacetic Acid [catalogue_number] => PA 06 17040 [category_ids] => ,70,75,78,79,80,82, [chemical_name] => [weight] => 481.63 [form] => C32H35NO3 [cas] => 832088-68-3 [pslug] => 832088-68-3-4-4-4-hydroxydiphenylmethyl-1-piperidinyl-1-butyn-1-yl-α-α-dimethyl-benzeneacetic-acid-pa0617040 [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 06 17040
CAS :
Molecular Formula : C32H35NO3
Molecular Weight : 481.63
stdClass Object ( [pname] => 1-Dehydroxy-1-dehyro-fexofenadine-d6 Methyl Ester [catalogue_number] => PA STI 088133 [category_ids] => ,79,80,78,70,82,98, [chemical_name] => [weight] => 501.69 [form] => C33H31D6NO3 [cas] => 154825-95-3 [pslug] => 154825-95-3-1-dehydroxy-1-dehyro-fexofenadine-d6-methyl-ester-pasti088133 [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 088133
Molecular Formula : C33H31D6NO3
Molecular Weight : 501.69
stdClass Object ( [pname] => Fexofenadine-d6 Methyl Ester [catalogue_number] => PA STI 088136 [category_ids] => ,79,80,78,70,82,98, [chemical_name] => [weight] => 521.72 [form] => C33H35D6NO4 [cas] => 1286458-00-1 [pslug] => 1286458-00-1-fexofenadine-d6-methyl-ester-pasti088136 [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 088136
Molecular Formula : C33H35D6NO4
Molecular Weight : 521.72
stdClass Object ( [pname] => Fexofenadine-d10 Methyl Ester [catalogue_number] => PA STI 088137 [category_ids] => ,79,80,78,70,82,98, [chemical_name] => [weight] => 525.74 [form] => C33H31D10NO4 [cas] => NA [pslug] => fexofenadine-d10-methyl-ester-pasti088137 [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 088137
Molecular Formula : C33H31D10NO4
Molecular Weight : 525.74
stdClass Object ( [pname] => 1-Oxo Fexofenadine-d6 Methyl Ester [catalogue_number] => PA STI 088138 [category_ids] => ,79,80,98,78,70,82, [chemical_name] => [weight] => 519.70 [form] => C33H33D6NO4 [cas] => NA [pslug] => 1-oxo-fexofenadine-d6-methyl-ester-pasti088138 [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 088138
Molecular Formula : C33H33D6NO4
Molecular Weight : 519.70
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