Alfacalcidol is commonly used for the treatment of hypocalcemia. It is an analogue of vitamin D. Reference standards of Alfacalcidol API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Alfacalcidol [catalogue_number] => PA 28 23000 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 400.64 [form] => C27H44O2 [cas] => 41294-56-8 [pslug] => 41294-56-8-alfacalcidol-api-pa2823000 [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 28 23000
CAS :
Molecular Formula : C27H44O2
Molecular Weight : 400.64
stdClass Object ( [pname] => Alfacalcidol-d7 [catalogue_number] => PA STI 004610 [category_ids] => ,78,70,82,98, [chemical_name] => [weight] => 407.68 [form] => C27H37D7O2 [cas] => NA [pslug] => alfacalcidol-d7-pasti004610 [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 004610
Molecular Formula : C27H37D7O2
Molecular Weight : 407.68
stdClass Object ( [pname] => Alfacalcidol - Impurity B [catalogue_number] => PA 28 23020 [category_ids] => ,69,76,75,78,70,82, [chemical_name] => [weight] => 400.65 [form] => C27H44O2 [cas] => 63181-13-5 [pslug] => 63181-13-5-alfacalcidol-impurity-b-freebase-pa2823020 [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 28 23020
Molecular Weight : 400.65
stdClass Object ( [pname] => Alfacalcidol - Impurity C [catalogue_number] => PA 28 23030 [category_ids] => ,75,70,82, [chemical_name] => [weight] => 575.79 [form] => C35H49N3O4 [cas] => 82266-85-1 [pslug] => 82266-85-1-alfacalcidol-impurity-c-freebase-pa2823030 [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 28 23030
Molecular Formula : C35H49N3O4
Molecular Weight : 575.79
stdClass Object ( [pname] => (S)-2-((1R,3aS,7aR,E)-4-((Z)-2-((3S,5R)-3,5-Dihydroxy-2-methylenecyclohexylidene)ethylidene)-7a-methyloctahydro-1H-inden-1-yl)propanal [catalogue_number] => PA 28 0231000 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 344.5 [form] => C22H32O3 [cas] => 111024-92-1 [pslug] => 111024-92-1-s-2-1r-3as-7ar-e-4-z-2-3s-5r-3-5-dihydroxy-2-methylenecyclohexylidene-ethylidene-7a-methyloctahydro-1h-inden-1-yl-propanal-pa280231000 [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 28 0231000
Molecular Formula : C22H32O3
Molecular Weight : 344.5
stdClass Object ( [pname] => 1α-Hydroxy-3-epivitamin D3 [catalogue_number] => PA 28 0231001 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 400.65 [form] => C27H44O2 [cas] => 58028-00-5 [pslug] => 58028-00-5-1alpha-hydroxy-3-epivitamin-d3-pa280231001 [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 28 0231001
stdClass Object ( [pname] => (1R,3S,Z)-5-(2-((1R,3aS,7aR,Z)-7a-Methyl-1-((R)-6-methylheptan-2-yl)octahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol [catalogue_number] => PA 28 0231002 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 400.65 [form] => C27H44O2 [cas] => 2963746-77-0 [pslug] => 2963746-77-0-1r-3s-z-5-2-1r-3as-7ar-z-7a-methyl-1-r-6-methylheptan-2-yl-octahydro-4h-inden-4-ylidene-ethylidene-4-methylenecyclohexane-1-3-diol-pa280231002 [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 28 0231002
stdClass Object ( [pname] => (1R,3S,E)-5-(2-((1R,3aS,7aR,Z)-7a-Methyl-1-((R)-6-methylheptan-2-yl)octahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol [catalogue_number] => PA 28 0231003 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 400.65 [form] => C27H44O2 [cas] => 1279049-53-4 [pslug] => 1279049-53-4-1r-3s-e-5-2-1r-3as-7ar-z-7a-methyl-1-r-6-methylheptan-2-yl-octahydro-4h-inden-4-ylidene-ethylidene-4-methylenecyclohexane-1-3-diol-pa280231003 [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 28 0231003
stdClass Object ( [pname] => 1-Hydroxy-7,8-epoxy-vitamin D3 [catalogue_number] => PA 28 0231004 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 416.65 [form] => C27H44O3 [cas] => 2227309-93-3 [pslug] => 2227309-93-3-1-hydroxy-7-8-epoxy-vitamin-d3-pa280231004 [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 28 0231004
Molecular Formula : C27H44O3
Molecular Weight : 416.65
stdClass Object ( [pname] => 1-Keto-7,8-epoxy-vitamin D3 [catalogue_number] => PA 28 0231005 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 414.63 [form] => C27H42O3 [cas] => 2227309-94-4 [pslug] => 2227309-94-4-1-keto-7-8-epoxy-vitamin-d3-pa280231005 [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 28 0231005
Molecular Formula : C27H42O3
Molecular Weight : 414.63
stdClass Object ( [pname] => 1-Ketovitamin D3 [catalogue_number] => PA 28 0231006 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 398.63 [form] => C27H42O2 [cas] => 86307-40-6 [pslug] => 86307-40-6-1-ketovitamin-d3-pa280231006 [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 28 0231006
Molecular Formula : C27H42O2
Molecular Weight : 398.63
stdClass Object ( [pname] => (1R,3aS,7aR)-7a-Methyl-1-((R)-6-methylheptan-2-yl)octahydro-4H-inden-4-one [catalogue_number] => PA 28 0231007 [category_ids] => ,70,78,82, [chemical_name] => [weight] => 264.45 [form] => C18H32O [cas] => 75197-02-3 [pslug] => 75197-02-3-1r-3as-7ar-7a-methyl-1-r-6-methylheptan-2-yl-octahydro-4h-inden-4-one-pa280231007 [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 28 0231007
Molecular Formula : C18H32O
Molecular Weight : 264.45
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