Tryptophan is used in the biosynthesis of proteins. It is a precursor of serotonin. It can be a precursor to niacin, albeit inefficiently, in mammals.Reference standards of Tryptophan API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Tryptophan - API Standards [catalogue_number] => PA 20 62000 [category_ids] => ,97, [chemical_name] => [weight] => 204.23 [form] => C11H12N2O2 [cas] => 73-22-3 [pslug] => 73-22-3-tryptophan-api-standards-pa2062000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 43376 [offers_product_code] => PA 20 62000 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 20 62000
CAS :
Molecular Formula : C11H12N2O2
Molecular Weight : 204.23
stdClass Object ( [pname] => N-Acetyl-L-Tryptophan [catalogue_number] => PA 20 62510 [category_ids] => ,97,103, [chemical_name] => [weight] => 246.26 [form] => C13H14N2O3 [cas] => 1218-34-4 [pslug] => 1218-34-4-n-acetyl-l-tryptophan-pa2062510 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 43378 [offers_product_code] => PA 20 62510 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 20 62510
Molecular Formula : C13H14N2O3
Molecular Weight : 246.26
stdClass Object ( [pname] => D-Tryptophan [catalogue_number] => PA 20 62780 [category_ids] => ,71,80,97,100, [chemical_name] => [weight] => 204.22 [form] => C11H12N2O2 [cas] => 153-94-6 [pslug] => 153-94-6-d-tryptophan-pa2062780 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 43379 [offers_product_code] => PA 20 62780 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 20 62780
Molecular Weight : 204.22
stdClass Object ( [pname] => 7-Methyl Tryptophol [catalogue_number] => PA 20 62520 [category_ids] => ,97,80, [chemical_name] => [weight] => 175.23 [form] => C11H13NO [cas] => 39232-85-4 [pslug] => 39232-85-4-7-methyl-tryptophol-pa2062520 [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 20 62520
Molecular Formula : C11H13NO
Molecular Weight : 175.23
stdClass Object ( [pname] => N-Acetyl 6-Chlorotryptophan [catalogue_number] => PA 20 62530 [category_ids] => ,97,100, [chemical_name] => [weight] => 280.71 [form] => C13H13ClN2O3 [cas] => 50517-10-7 [pslug] => 50517-10-7-n-acetyl-6-chlorotryptophan-pa2062530 [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 20 62530
Molecular Formula : C13H13ClN2O3
Molecular Weight : 280.71
stdClass Object ( [pname] => N-Acetyl-6-chloro-D-tryptophan [catalogue_number] => PA 20 62540 [category_ids] => ,97,100, [chemical_name] => [weight] => 280.71 [form] => C13H13ClN2O3 [cas] => 56777-76-5 [pslug] => 56777-76-5-n-acetyl-6-chloro-d-tryptophan-pa2062540 [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 20 62540
stdClass Object ( [pname] => 7-Benzyloxygramine [catalogue_number] => PA 20 62640 [category_ids] => ,97,80,70, [chemical_name] => [weight] => 280.36 [form] => C18N20N2O [cas] => 94067-27-3 [pslug] => 94067-27-3-7-benzyloxygramine-pa2062640 [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 20 62640
Molecular Formula : C18N20N2O
Molecular Weight : 280.36
stdClass Object ( [pname] => DL-Tryptophan [catalogue_number] => PA 20 62720 [category_ids] => ,97, [chemical_name] => [weight] => 204.23 [form] => C11H12N2O2 [cas] => 54-12-6 [pslug] => 54-12-6-dl-tryptophan-pa2062720 [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 20 62720
stdClass Object ( [pname] => Indole-3-pyruvic Acid [catalogue_number] => PA 20 62730 [category_ids] => ,97, [chemical_name] => [weight] => 203.19 [form] => C11H9NO3 [cas] => 392-12-1 [pslug] => 392-12-1-indole-3-pyruvic-acid-pa2062730 [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 20 62730
Molecular Formula : C11H9NO3
Molecular Weight : 203.19
stdClass Object ( [pname] => D,L-Tryptophan-13C2,15N [catalogue_number] => PA STI 085960 [category_ids] => ,97,80,71,100,98, [chemical_name] => [weight] => 207.20 [form] => C913C2H12N15NO2 [cas] => 1357002-80-2 [pslug] => 1357002-80-2-d-l-tryptophan-13c2-15n-pasti085960 [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 085960
Molecular Formula : C913C2H12N15NO2
Molecular Weight : 207.20
stdClass Object ( [pname] => D,L-Tryptophan-d3 [catalogue_number] => PA STI 086030 [category_ids] => ,97,98, [chemical_name] => [weight] => 207.24 [form] => C11H9D3N2O2 [cas] => 340257-61-6 [pslug] => 340257-61-6-d-l-tryptophan-d3-pasti086030 [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 086030
Molecular Formula : C11H9D3N2O2
Molecular Weight : 207.24
stdClass Object ( [pname] => D-Tryptophan-d5 [catalogue_number] => PA STI 086040 [category_ids] => ,97,80,71,100,98, [chemical_name] => [weight] => 209.26 [form] => C11H7D5N2O2 [cas] => 1202359-57-6 [pslug] => 1202359-57-6-d-tryptophan-d5-pasti086040 [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 086040
Molecular Formula : C11H7D5N2O2
Molecular Weight : 209.26
stdClass Object ( [pname] => L-Tryptophan-d5 [catalogue_number] => PA STI 086050 [category_ids] => ,97,98, [chemical_name] => [weight] => 209.26 [form] => C11H7D5N2O2 [cas] => 62595-11-3 [pslug] => 62595-11-3-l-tryptophan-d5-pasti086050 [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 086050
stdClass Object ( [pname] => D-Tryptophan 1,1-Dimethylethyl Ester Hydrochloride [catalogue_number] => PA 20 62760 [category_ids] => ,97,80,71,100, [chemical_name] => [weight] => 296.79 [form] => C15H21ClN2O2 [cas] => 375792-97-5 [pslug] => 375792-97-5-d-tryptophan-1-1-dimethylethyl-ester-hydrochloride-pa2062760 [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 20 62760
Molecular Formula : C15H21ClN2O2
Molecular Weight : 296.79
stdClass Object ( [pname] => L-Tryptophan tert-Butyl Ester Hydrochloride [catalogue_number] => PA 20 62770 [category_ids] => ,79,97,80,69,71,78,70,82, [chemical_name] => [weight] => 296.79 [form] => C15H21ClN2O2 [cas] => 115692-31-4 [pslug] => 115692-31-4-l-tryptophan-tert-butyl-ester-hydrochloride-pa2062770 [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 20 62770
stdClass Object ( [pname] => 5-Fluoro D,L-Tryptophan Hydrochloride [catalogue_number] => PA 20 0621004 [category_ids] => ,97,78,70,82, [chemical_name] => [weight] => 258.68 [form] => C11H12ClFN2O2 [cas] => 1018815-80-9 [pslug] => 1018815-80-9-5-fluoro-d-l-tryptophan-hydrochloride-pa200621004 [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 20 0621004
Molecular Formula : C11H12ClFN2O2
Molecular Weight : 258.68
stdClass Object ( [pname] => 1-Nitroso-L-tryptophan [catalogue_number] => PA 20 0621015 [category_ids] => ,97,162, [chemical_name] => [weight] => 233.23 [form] => C11H11N3O3 [cas] => 68807-89-6 [pslug] => 68807-89-6-1-nitroso-l-tryptophan-pa200621015 [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 20 0621015
Molecular Formula : C11H11N3O3
Molecular Weight : 233.23
stdClass Object ( [pname] => N-Acetyl-N-nitroso-tryptophan [catalogue_number] => PA 20 0621020 [category_ids] => ,97,162, [chemical_name] => [weight] => 275.26 [form] => C13H13N3O4 [cas] => 53602-74-7 [pslug] => 53602-74-7-n-acetyl-n-nitroso-tryptophan-pa200621020 [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 20 0621020
Molecular Formula : C13H13N3O4
Molecular Weight : 275.26
stdClass Object ( [pname] => 5-Fluoro-D-tryptophan [catalogue_number] => PA 20 0621027 [category_ids] => ,71,80,97, [chemical_name] => [weight] => 222.22 [form] => C11H11FN2O2 [cas] => 97749-24-1 [pslug] => 97749-24-1-5-fluoro-d-tryptophan-pa200621027 [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 20 0621027
Molecular Formula : C11H11FN2O2
Molecular Weight : 222.22
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