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] => Fexofenadine - Impurity B [catalogue_number] => PA 06 17020 [category_ids] => ,80,71,76,75,78,70,82, [chemical_name] => [weight] => 501.66 [form] => C32H39NO4 [cas] => 479035-75-1 [pslug] => 479035-75-1-fexofenadine-impurity-b-pa0617020 [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 06 17020
CAS :
Molecular Formula : C32H39NO4
Molecular Weight : 501.66
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
Molecular Formula : C32H35NO3
Molecular Weight : 481.63
stdClass Object ( [pname] => Fexofenadine - Impurity E [catalogue_number] => PA 06 17050 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 267.37 [form] => C18H21NO [cas] => 115-46-8 [pslug] => 115-46-8-fexofenadine-impurity-e-pa0617050 [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 17050
Molecular Formula : C18H21NO
Molecular Weight : 267.37
stdClass Object ( [pname] => 4-(4-Chloro-1-oxobutyl)-α,α-dimethylbenzeneacetic Acid Methyl Ester [catalogue_number] => PA 06 17510 [category_ids] => ,80,70,78,82, [chemical_name] => [weight] => 282.76 [form] => C15H19ClO3 [cas] => 154477-54-0 [pslug] => 154477-54-0-4-4-chloro-1-oxobutyl-alpha-alpha-dimethylbenzeneacetic-acid-methyl-ester-pa0617510 [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 17510
Molecular Formula : C15H19ClO3
Molecular Weight : 282.76
stdClass Object ( [pname] => 2-Phenylisobutyric Acid [catalogue_number] => PA 06 17520 [category_ids] => ,80,78,70,82, [chemical_name] => [weight] => 164.2 [form] => C10H12O2 [cas] => 826-55-1 [pslug] => 826-55-1-2-phenylisobutyric-acid-pa0617520 [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 17520
Molecular Formula : C10H12O2
Molecular Weight : 164.2
stdClass Object ( [pname] => Methyl 4-(Cyanomethyl)benzoate [catalogue_number] => PA 06 17540 [category_ids] => ,80,70,78,82, [chemical_name] => [weight] => 175.18 [form] => C10H9NO2 [cas] => 76469-88-0 [pslug] => 76469-88-0-methyl-4-cyanomethyl-benzoate-pa0617540 [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 17540
Molecular Formula : C10H9NO2
Molecular Weight : 175.18
stdClass Object ( [pname] => Methyl 2-(4-(4-Hydroxybutanoyl)phenyl)-2-methylpropanoate [catalogue_number] => PA 06 17550 [category_ids] => ,80,75, [chemical_name] => [weight] => 264.32 [form] => C15H20O4 [cas] => 394222-30-1 [pslug] => 394222-30-1-methyl-2-4-4-hydroxybutanoyl-phenyl-2-methylpropanoate-pa0617550 [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 17550
Molecular Formula : C15H20O4
Molecular Weight : 264.32
stdClass Object ( [pname] => Methyl 2-(3-(4-Chlorobutanoyl)phenyl)-2-methylpropanoate [catalogue_number] => PA 06 17560 [category_ids] => ,80,75, [chemical_name] => [weight] => 282.76 [form] => C15H19ClO3 [cas] => 343255-26-5 [pslug] => 343255-26-5-methyl-2-3-4-chlorobutanoyl-phenyl-2-methylpropanoate-pa0617560 [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 17560
stdClass Object ( [pname] => Methyl 2-Methyl-2-phenylpropanoate [catalogue_number] => PA 06 17570 [category_ids] => ,80, [chemical_name] => [weight] => 178.23 [form] => C11H14O2 [cas] => 57625-74-8 [pslug] => 57625-74-8-methyl-2-methyl-2-phenylpropanoate-pa0617570 [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 17570
Molecular Formula : C11H14O2
Molecular Weight : 178.23
stdClass Object ( [pname] => 4-(Cyclopropylcarbonyl)-α,α-dimethylbenzeneacetic Acid [catalogue_number] => PA 06 17580 [category_ids] => ,80,70, [chemical_name] => [weight] => 232.28 [form] => C14H16O3 [cas] => 162096-54-0 [pslug] => 162096-54-0-4-cyclopropylcarbonyl-alpha-alpha-dimethylbenzeneacetic-acid-pa0617580 [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 17580
Molecular Formula : C14H16O3
Molecular Weight : 232.28
stdClass Object ( [pname] => Fexofenadine - API Standards [catalogue_number] => PA 06 17590 [category_ids] => ,80,71,76,75,78,70,82, [chemical_name] => [weight] => 501.66 [form] => C32H39NO4 [cas] => 83799-24-0 [pslug] => 83799-24-0-fexofenadine-pa0617590 [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 06 17590
stdClass Object ( [pname] => 2-(4-(4-(4-(4-Benzoylphenyl)piperidin-1-yl)-1-hydroxybutyl)phenyl)-2-methylpropanoic Acid [catalogue_number] => PA 06 17600 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 499.64 [form] => C32H37NO4 [cas] => 1010812-98-2 [pslug] => 1010812-98-2-2-4-4-4-4-benzoylphenyl-piperidin-1-yl-1-hydroxybutyl-phenyl-2-methylpropanoic-acid-pa0617600 [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 17600
Molecular Formula : C32H37NO4
Molecular Weight : 499.64
stdClass Object ( [pname] => 1-Oxo Fexofenadine Methyl Ester [catalogue_number] => PA 06 17620 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 513.67 [form] => C33H39NO4 [cas] => 154477-55-1 [pslug] => 154477-55-1-1-oxo-fexofenadine-methyl-ester-pa0617620 [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 17620
Molecular Formula : C33H39NO4
Molecular Weight : 513.67
stdClass Object ( [pname] => (1-Benzylpiperidin-4-yl)diphenyl-d10-methanol [catalogue_number] => PA STI 088130 [category_ids] => ,80,71,78,70,82,98, [chemical_name] => [weight] => 367.55 [form] => C25H17D10NO [cas] => NA [pslug] => 1-benzylpiperidin-4-yl-diphenyl-d10-methanol-pasti088130 [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 088130
Molecular Formula : C25H17D10NO
Molecular Weight : 367.55
stdClass Object ( [pname] => Decarboxy Fexofenadine-d3 [catalogue_number] => PA STI 088131 [category_ids] => ,80,71,76,75,78,70,82,98, [chemical_name] => [weight] => 460.67 [form] => C31H36D3NO2 [cas] => 2714420-05-8 [pslug] => 2714420-05-8-decarboxy-fexofenadine-d3-pasti088131 [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 088131
Molecular Formula : C31H36D3NO2
Molecular Weight : 460.67
stdClass Object ( [pname] => (Decarboxy)-1-Oxo Fexofenadine-d10 Methanol [catalogue_number] => PA STI 088132 [category_ids] => ,80,76,75,78,70,82,98, [chemical_name] => [weight] => 495.72 [form] => C32H29D10NO3 [cas] => NA [pslug] => decarboxy-1-oxo-fexofenadine-d10-methanol-pasti088132 [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 088132
Molecular Formula : C32H29D10NO3
Molecular Weight : 495.72
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-d10 Hydrochloride [catalogue_number] => PA STI 088134 [category_ids] => ,80,71,76,75,78,70,82,98, [chemical_name] => [weight] => 548.18 [form] => C32H30D10ClNO4 [cas] => 1215821-44-5 [pslug] => 1215821-44-5-fexofenadine-d10-hydrochloride-pasti088134 [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 088134
Molecular Formula : C32H30D10ClNO4
Molecular Weight : 548.18
stdClass Object ( [pname] => Fexofenadine-d6 [catalogue_number] => PA STI 088135 [category_ids] => ,80,71,76,75,78,70,82,98, [chemical_name] => [weight] => 507.69 [form] => C32H33D6NO4 [cas] => 548783-71-7 [pslug] => 548783-71-7-fexofenadine-d6-pasti088135 [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 088135
Molecular Formula : C32H33D6NO4
Molecular Weight : 507.69
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
stdClass Object ( [pname] => 1-Oxo Fexofenadine-d10 Methyl Ester [catalogue_number] => PA STI 088139 [category_ids] => ,80,71,98,78,70,82, [chemical_name] => [weight] => 523.73 [form] => C33H29D10NO4 [cas] => NA [pslug] => 1-oxo-fexofenadine-d10-methyl-ester-pasti088139 [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 088139
Molecular Formula : C33H29D10NO4
Molecular Weight : 523.73
stdClass Object ( [pname] => α-(4-Piperidyl)benzhydrol-d10 [catalogue_number] => PA STI 088140 [category_ids] => ,80,71,98,78,70,82, [chemical_name] => [weight] => 277.43 [form] => C18H11D10NO [cas] => NA [pslug] => alpha-4-piperidyl-benzhydrol-d10-pasti088140 [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 088140
Molecular Formula : C18H11D10NO
Molecular Weight : 277.43
stdClass Object ( [pname] => (Z)-4-[4-[4-(Hydroxydiphenylmethyl)-1-piperidinyl]-1-buten-1-yl]-α,α-dimethyl-benzeneacetic Acid [catalogue_number] => PA 06 17640 [category_ids] => ,80,71,76,75,78,70,82, [chemical_name] => [weight] => 483.65 [form] => C32H37NO3 [cas] => NA [pslug] => z-4-4-4-hydroxydiphenylmethyl-1-piperidinyl-1-buten-1-yl-alpha-alpha-dimethyl-benzeneacetic-acid-pa0617640 [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 17640
Molecular Formula : C32H37NO3
Molecular Weight : 483.65
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