Sitagliptin impurity B is also known as Defluoro Sitagliptin, an impurity of Sitagliptan, an dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Reference standards of Sitagliptin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => N-Acetyl Sitagliptin-d3 [catalogue_number] => PA STI 003510 [category_ids] => ,80,71,81,78,70,82,98, [chemical_name] => [weight] => 452.37 [form] => C18H13D3F6N5O2 [cas] => 1795785-80-6 [pslug] => 1795785-80-6-n-acetyl-sitagliptin-d3-pasti003510 [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 003510
CAS :
Molecular Formula : C18H13D3F6N5O2
Molecular Weight : 452.37
stdClass Object ( [pname] => 4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl] -1-(2,4,5-trifluorophenyl)butan-2-one-d4 [catalogue_number] => PA STI 070760 [category_ids] => ,80,69,71,81,98,78,70,82, [chemical_name] => [weight] => 410.31 [form] => C16H8D4F6N4O2 [cas] => NA [pslug] => 4-oxo-4-3-trifluoromethyl-5-6-dihydro-1-2-4-triazolo-4-3-a-pyrazin-7-8h-yl- -1-2-4-5-trifluorophenyl-butan-2-one-d4-pasti070760 [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 070760
Molecular Formula : C16H8D4F6N4O2
Molecular Weight : 410.31
stdClass Object ( [pname] => (2Z)-4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin -7(8H)-yl]-1-(2,4,5-trifluorophenyl)but-2-en-2-amine-d4 [catalogue_number] => PA STI 070770 [category_ids] => ,80,69,71,81,98,78,70,82, [chemical_name] => [weight] => 409.32 [form] => C16H9D4F6N5O [cas] => 1620233-76-2 [pslug] => 1620233-76-2-2z-4-oxo-4-3-trifluoromethyl-5-6-dihydro-1-2-4-triazolo-4-3-a-pyrazin -7-8h-yl-1-2-4-5-trifluorophenyl-but-2-en-2-amine-d4-pasti070770 [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 070770
Molecular Formula : C16H9D4F6N5O
Molecular Weight : 409.32
stdClass Object ( [pname] => Sitagliptin-d4 Phosphate [catalogue_number] => PA STI 079340 [category_ids] => ,80,69,71,75,81,98,78,70,82, [chemical_name] => [weight] => 509.33 [form] => C16H14D4F6N5O5P [cas] => 1432063-88-1 [pslug] => 1432063-88-1-sitagliptin-d4-phosphate-pasti079340 [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 079340
Molecular Formula : C16H14D4F6N5O5P
Molecular Weight : 509.33
stdClass Object ( [pname] => ent-Sitagliptin-d4 Phosphate [catalogue_number] => PA STI 079350 [category_ids] => ,80,69,71,75,81,98,78,70,82, [chemical_name] => [weight] => 509.33 [form] => C16H14D4F6N5O5P [cas] => NA [pslug] => ent-sitagliptin-d4-phosphate-pasti079350 [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 079350
stdClass Object ( [pname] => 7-Nitroso-3-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine-5,5,6,6-d4 [catalogue_number] => PA STI 089295 [category_ids] => ,71,75,79,80,89,92,98,162, [chemical_name] => [weight] => 225.17 [form] => C6H2D4F3N5O [cas] => NA [pslug] => 7-nitroso-3-trifluoromethyl-5-6-7-8-tetrahydro-1-2-4-triazolo-4-3-a-pyrazine-5-5-6-6-d4-pasti089295 [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 089295
Molecular Formula : C6H2D4F3N5O
Molecular Weight : 225.17
stdClass Object ( [pname] => (2R,3R,5S,6S)-2-(Acetoxymethyl)-6-(4-chloro-3-(4-(ethoxy-d5)benzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl Triacetate [catalogue_number] => PA STI 089430 [category_ids] => ,98, [chemical_name] => [weight] => 582.05 [form] => C29H28D5ClO10 [cas] => 2714487-81-5 [pslug] => 2714487-81-5-2r-3r-5s-6s-2-acetoxymethyl-6-4-chloro-3-4-ethoxy-d5-benzyl-phenyl-tetrahydro-2h-pyran-3-4-5-triyl-triacetate-pasti089430 [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 089430
Molecular Formula : C29H28D5ClO10
Molecular Weight : 582.05
stdClass Object ( [pname] => 2,2,2-Trifluoro-N'-(3,4,5,6-tetrahydropyrazin-2-yl-5,5,6,6-d4)acetohydrazide [catalogue_number] => PA STI 089491 [category_ids] => ,98, [chemical_name] => [weight] => 214.18 [form] => C6H5D4F3N4O [cas] => 1620233-73-9 [pslug] => 1620233-73-9-2-2-2-trifluoro-n-3-4-5-6-tetrahydropyrazin-2-yl-5-5-6-6-d4-acetohydrazide-pasti089491 [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 089491
Molecular Formula : C6H5D4F3N4O
Molecular Weight : 214.18
stdClass Object ( [pname] => 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine-5,5,6,6-d4 Hydrochloride [catalogue_number] => PA STI 089492 [category_ids] => ,98, [chemical_name] => [weight] => 232.63 [form] => C6H4D4ClF3N4 [cas] => NA [pslug] => 3-trifluoromethyl-5-6-7-8-tetrahydro-1-2-4-triazolo-4-3-a-pyrazine-5-5-6-6-d4-hydrochloride-pasti089492 [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 089492
Molecular Formula : C6H4D4ClF3N4
Molecular Weight : 232.63
stdClass Object ( [pname] => tert-Butyl (R)-(4-oxo-4-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl-5,5,6,6-d4)-1-(2,4,5-trifluorophenyl)butan-2-yl)carbamate [catalogue_number] => PA STI 089493 [category_ids] => ,98, [chemical_name] => [weight] => 511.46 [form] => C21H19D4F6N5O3 [cas] => NA [pslug] => tert-butyl-r-4-oxo-4-3-trifluoromethyl-5-6-dihydro-1-2-4-triazolo-4-3-a-pyrazin-7-8h-yl-5-5-6-6-d4-1-2-4-5-trifluorophenyl-butan-2-yl-carbamate-pasti089493 [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 089493
Molecular Formula : C21H19D4F6N5O3
Molecular Weight : 511.46
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