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] => Sitagliptin Enamine Impurity [catalogue_number] => PA 19 48660 [category_ids] => ,71,70,81,78,70,82, [chemical_name] => [weight] => 405.3 [form] => C16H13F6N5O [cas] => 767340-03-4 [pslug] => 767340-03-4-sitagliptin-enamine-impurity-pa1948660 [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 19 48660
CAS :
Molecular Formula : C16H13F6N5O
Molecular Weight : 405.3
stdClass Object ( [pname] => (S)-Sitagliptin N-Boc-Acid Impurity [catalogue_number] => PA 19 48700 [category_ids] => ,79,80,69,74,71,81,85,83,78,70,82, [chemical_name] => [weight] => 333.3 [form] => C15H18F3NO4 [cas] => 922178-94-7 [pslug] => 922178-94-7-s-sitagliptin-n-boc-acid-impurity-pa1948700 [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 19 48700
Molecular Formula : C15H18F3NO4
Molecular Weight : 333.3
stdClass Object ( [pname] => N-Boc-Sitagliptin [catalogue_number] => PA 19 48710 [category_ids] => ,79,80,69,74,71,81,85,83,78,70,82, [chemical_name] => [weight] => 507.43 [form] => C21H23F6N5O3 [cas] => 486460-23-5 [pslug] => 486460-23-5-n-boc-sitagliptin-pa1948710 [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 19 48710
Molecular Formula : C21H23F6N5O3
Molecular Weight : 507.43
stdClass Object ( [pname] => Methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate [catalogue_number] => PA 19 48780 [category_ids] => ,92,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 287.23 [form] => C13H12F3NO3 [cas] => 1234321-81-3 [pslug] => 1234321-81-3-methyl-3-acetamido-4-2-4-5-trifluorophenyl-but-2-enoate-pa1948780 [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 19 48780
Molecular Formula : C13H12F3NO3
Molecular Weight : 287.23
stdClass Object ( [pname] => (3R,3'R)-N,N'-(Ethane-1,2-diyl)bis(3-amino-4-(2,4,5-trifluorophenyl)butanamide) [catalogue_number] => PA 19 48790 [category_ids] => ,92,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 490.44 [form] => C22H24F6N4O2 [cas] => 1608491-98-0 [pslug] => 1608491-98-0-3r-3r-n-n-ethane-1-2-diyl-bis-3-amino-4-2-4-5-trifluorophenyl-butanamide-pa1948790 [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 19 48790
Molecular Formula : C22H24F6N4O2
Molecular Weight : 490.44
stdClass Object ( [pname] => 3-(Trifluoromethyl)-6,7-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-8(5H)-one [catalogue_number] => PA 19 48800 [category_ids] => ,71,75,81,78,70,82,79, [chemical_name] => [weight] => 206.13 [form] => C6H5F3N4O [cas] => 877402-45-4 [pslug] => 877402-45-4-3-trifluoromethyl-6-7-dihydro-1-2-4-triazolo-4-3-a-pyrazin-8-5h-one-pa1948800 [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 19 48800
Molecular Formula : C6H5F3N4O
Molecular Weight : 206.13
stdClass Object ( [pname] => (R,E)-3-Amino-N-(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-yl)-4-(2,4,5-trifluorophenyl)but-2-enamide [catalogue_number] => PA 19 48810 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 620.47 [form] => C26H21F9N6O2 [cas] => NA [pslug] => r-e-3-amino-n-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-yl-4-2-4-5-trifluorophenyl-but-2-enamide-pa1948810 [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 19 48810
Molecular Formula : C26H21F9N6O2
Molecular Weight : 620.47
stdClass Object ( [pname] => (R)-3-((tert-Butoxycarbonyl)amino)-4-(2,4-difluorophenyl)butanoic Acid [catalogue_number] => PA 19 48820 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 315.31 [form] => C15H19F2NO4 [cas] => 851307-12-5 [pslug] => 851307-12-5-r-3-tert-butoxycarbonyl-amino-4-2-4-difluorophenyl-butanoic-acid-pa1948820 [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 19 48820
Molecular Formula : C15H19F2NO4
Molecular Weight : 315.31
stdClass Object ( [pname] => (R)-3-((tert-Butoxycarbonyl)amino)-4-(2,5-difluorophenyl)butanoic Acid [catalogue_number] => PA 19 48830 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 315.31 [form] => C15H19F2NO4 [cas] => 486459-98-7 [pslug] => 486459-98-7-r-3-tert-butoxycarbonyl-amino-4-2-5-difluorophenyl-butanoic-acid-pa1948830 [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 19 48830
stdClass Object ( [pname] => (R)-3-((tert-Butoxycarbonyl)amino)-4-(3,4-difluorophenyl)butanoic Acid [catalogue_number] => PA 19 48840 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 315.31 [form] => C15H19F2NO4 [cas] => 269396-59-0 [pslug] => 269396-59-0-r-3-tert-butoxycarbonyl-amino-4-3-4-difluorophenyl-butanoic-acid-pa1948840 [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 19 48840
stdClass Object ( [pname] => Boc-D-β-homophenylalanine [catalogue_number] => PA 19 48850 [category_ids] => ,80,71,75,81,78,70,82,79, [chemical_name] => [weight] => 279.33 [form] => C15H21NO4 [cas] => 101555-61-7 [pslug] => 101555-61-7-boc-d-beta-homophenylalanine-pa1948850 [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 19 48850
Molecular Formula : C15H21NO4
Molecular Weight : 279.33
stdClass Object ( [pname] => (R)-3-((tert-Butoxycarbonyl)amino)-4-(3-fluorophenyl)butanoic Acid [catalogue_number] => PA 19 48860 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 297.32 [form] => C15H20FNO4 [cas] => 331763-66-7 [pslug] => 331763-66-7-r-3-tert-butoxycarbonyl-amino-4-3-fluorophenyl-butanoic-acid-pa1948860 [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 19 48860
Molecular Formula : C15H20FNO4
Molecular Weight : 297.32
stdClass Object ( [pname] => (R)-3-((tert-Butoxycarbonyl)amino)-4-(2-fluorophenyl)butanoic Acid [catalogue_number] => PA 19 48870 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 297.32 [form] => C15H20FNO4 [cas] => 218608-98-1 [pslug] => 218608-98-1-r-3-tert-butoxycarbonyl-amino-4-2-fluorophenyl-butanoic-acid-pa1948870 [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 19 48870
stdClass Object ( [pname] => (R)-3-((tert-Butoxycarbonyl)amino)-4-(4-fluorophenyl)butanoic Acid [catalogue_number] => PA 19 48880 [category_ids] => ,80,71,75,81,78,70,82,79,89, [chemical_name] => [weight] => 297.32 [form] => C15H20FNO4 [cas] => 218609-00-8 [pslug] => 218609-00-8-r-3-tert-butoxycarbonyl-amino-4-4-fluorophenyl-butanoic-acid-pa1948880 [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 19 48880
stdClass Object ( [pname] => (S)-3-Amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one (2R,3R)-2,3-bis(benzoyloxy)succinate [catalogue_number] => PA 19 48890 [category_ids] => ,80,69,71,75,81,78,70,82, [chemical_name] => [weight] => 765.61 [form] => C34H29F6N5O9 [cas] => 1219440-27-3 [pslug] => 1219440-27-3-s-3-amino-1-3-trifluoromethyl-5-6-dihydro-1-2-4-triazolo-4-3-a-pyrazin-7-8h-yl-4-2-4-5-trifluorophenyl-butan-1-one-2r-3r-2-3-bis-benzoyloxy-succinate-pa1948890 [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 19 48890
Molecular Formula : C34H29F6N5O9
Molecular Weight : 765.61
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
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
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