Chemically, this impurity is 2-ETHYLPYRIDINE and it is used in the synthesis of Dimetindene, a selective histamine H1 antagonist.. Reference standards of Dimetindene Maleate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
stdClass Object ( [pname] => Dimetindene Maleate - API Standards [catalogue_number] => PA 04 28000 [category_ids] => ,79,80,78,70,82, [chemical_name] => [weight] => 408.49 [form] => C24H28N2O4 [cas] => 3614-69-5 [pslug] => 3614-69-5-dimetindene-maleate-api-pa0428000 [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 04 28000
CAS :
Molecular Formula : C24H28N2O4
Molecular Weight : 408.49
stdClass Object ( [pname] => Dimetindene Maleate - Impurity I (Freebase) [catalogue_number] => PA 04 28090 [category_ids] => ,79,80,78,70,82, [chemical_name] => [weight] => 278.40 [form] => C19H22N2 [cas] => 151562-10-6 [pslug] => 151562-10-6-dimetindene-maleate-impurity-i-freebase-pa0428090 [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 04 28090
Molecular Formula : C19H22N2
Molecular Weight : 278.40
stdClass Object ( [pname] => Dimetindene Maleate - Impurity H [catalogue_number] => PA 04 0280080 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 247.34 [form] => C18H17N [cas] => 1346597-95-2 [pslug] => 1346597-95-2-dimetindene-maleate-impurity-h-pa040280080 [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 04 0280080
Molecular Formula : C18H17N
Molecular Weight : 247.34
stdClass Object ( [pname] => Dimetindene Maleate - Impurity B (Freebase) [catalogue_number] => PA 04 0280020 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 187.29 [form] => C13H17N [cas] => 92039-36-6 [pslug] => 92039-36-6-dimetindene-maleate-impurity-b-freebase-pa040280020 [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 04 0280020
Molecular Formula : C13H17N
Molecular Weight : 187.29
stdClass Object ( [pname] => Dimetindene Maleate - Impurity E (Hydrochloride Salt) [catalogue_number] => PA 04 0280051 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 239.74 [form] => C13H18ClNO [cas] => 5143-99-7 [pslug] => 5143-99-7-dimetindene-maleate-impurity-e-hydrochloride-salt-pa040280051 [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 04 0280051
Molecular Formula : C13H18ClNO
Molecular Weight : 239.74
stdClass Object ( [pname] => Dimetindene Maleate - Impurity B (Hydrochloride Salt) [catalogue_number] => PA 04 0280021 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 223.74 [form] => C13H18ClN [cas] => 92039-35-5 [pslug] => 92039-35-5-dimetindene-maleate-impurity-b-hydrochloride-salt-pa040280021 [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 04 0280021
Molecular Formula : C13H18ClN
Molecular Weight : 223.74
stdClass Object ( [pname] => Dimetindene Maleate - Impurity C [catalogue_number] => PA 04 0280030 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 249.35 [form] => C15H23NO2 [cas] => 92726-29-9 [pslug] => 92726-29-9-dimetindene-maleate-impurity-c-pa040280030 [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 04 0280030
Molecular Formula : C15H23NO2
Molecular Weight : 249.35
stdClass Object ( [pname] => Dimetindene Maleate - Impurity F (Freebase) [catalogue_number] => PA 04 0280060 [category_ids] => ,70,75,76,78,82, [chemical_name] => [weight] => 243.39 [form] => C17H25N [cas] => 1346746-53-9 [pslug] => 1346746-53-9-dimetindene-maleate-impurity-f-freebase-pa040280060 [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 04 0280060
Molecular Formula : C17H25N
Molecular Weight : 243.39
stdClass Object ( [pname] => Dimetindene Maleate - Impurity G (Freebase) [catalogue_number] => PA 04 0280070 [category_ids] => ,70,75,76,78,82, [chemical_name] => [weight] => 263.38 [form] => C19H21N [cas] => 803617-18-7 [pslug] => 803617-18-7-dimetindene-maleate-impurity-g-freebase-pa040280070 [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 04 0280070
Molecular Formula : C19H21N
Molecular Weight : 263.38
stdClass Object ( [pname] => Dimetindene Maleate - Impurity I (Maleate Salt) [catalogue_number] => PA 04 0280091 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 394.47 [form] => C23H26N2O4 [cas] => 135784-57-5 [pslug] => 135784-57-5-dimetindene-maleate-impurity-i-maleate-salt-pa040280091 [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 04 0280091
Molecular Formula : C23H26N2O4
Molecular Weight : 394.47
stdClass Object ( [pname] => Dimetindene Maleate - Impurity D (Freebase) [catalogue_number] => PA 04 0280040 [category_ids] => ,78,75,76,82, [chemical_name] => [weight] => 221.3 [form] => C13H19NO2 [cas] => 1613-23-6 [pslug] => 1613-23-6-dimetindene-maleate-impurity-d-freebase-pa040280040 [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 04 0280040
Molecular Formula : C13H19NO2
Molecular Weight : 221.3
stdClass Object ( [pname] => Dimetindene Maleate - Impurity D (Hydrochloride Salt) [catalogue_number] => PA 04 0280041 [category_ids] => ,70,75,76,78,82, [chemical_name] => [weight] => 257.76 [form] => C13H20ClNO2 [cas] => 1823817-92-0 [pslug] => 1823817-92-0-dimetindene-maleate-impurity-d-hydrochloride-salt-pa040280041 [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 04 0280041
Molecular Formula : C13H20ClNO2
Molecular Weight : 257.76
stdClass Object ( [pname] => Dimetindene Maleate - Impurity F (Hydrochloride Salt) [catalogue_number] => PA 04 0280061 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 279.85 [form] => C17H26ClN [cas] => 2731369-13-2 [pslug] => 2731369-13-2-dimetindene-maleate-impurity-f-hydrochloride-salt-pa040280061 [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 04 0280061
Molecular Formula : C17H26ClN
Molecular Weight : 279.85
stdClass Object ( [pname] => Dimetindene Maleate - Impurity G (Hydrochloride Salt) [catalogue_number] => PA 04 0280071 [category_ids] => ,70,75,76,78,82, [chemical_name] => [weight] => 299.84 [form] => C19H22ClN [cas] => 2514958-43-9 [pslug] => 2514958-43-9-dimetindene-maleate-impurity-g-hydrochloride-salt-pa040280071 [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 04 0280071
Molecular Formula : C19H22ClN
Molecular Weight : 299.84
stdClass Object ( [pname] => Dimetindene Maleate - Impurity I (Hydrochloride Salt) [catalogue_number] => PA 04 0280092 [category_ids] => ,75,76,70,78,82, [chemical_name] => [weight] => 314.86 [form] => C19H23ClN2 [cas] => NA [pslug] => dimetindene-maleate-impurity-i-hydrochloride-salt-pa040280092 [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 04 0280092
Molecular Formula : C19H23ClN2
Molecular Weight : 314.86
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