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 - Impurity D [catalogue_number] => PA 20 62040 [category_ids] => ,79,71,76,75,78,70,82, [chemical_name] => [weight] => 220.22 [form] => C11H12N2O3 [cas] => 4350-09-8 [pslug] => 4350-09-8-tryptophan-impurity-d-pa2062040 [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 62040
CAS :
Molecular Formula : C11H12N2O3
Molecular Weight : 220.22
stdClass Object ( [pname] => Tryptophan - Impurity E [catalogue_number] => PA 20 62050 [category_ids] => ,80,79,71,75,78,70,82, [chemical_name] => [weight] => 236.22 [form] => C11H12N2O4 [cas] => 3978-11-8 [pslug] => 3978-11-8-tryptophan-impurity-e-pa2062050 [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 62050
Molecular Formula : C11H12N2O4
Molecular Weight : 236.22
stdClass Object ( [pname] => 6-Benzyloxygramine [catalogue_number] => PA 20 62630 [category_ids] => ,79,80,100, [chemical_name] => [weight] => 280.36 [form] => C18H20N2O [cas] => 57765-22-7 [pslug] => 57765-22-7-6-benzyloxygramine-pa2062630 [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 62630
Molecular Formula : C18H20N2O
Molecular Weight : 280.36
stdClass Object ( [pname] => 2-(6-Benzyloxyindolyl)ethylamine Hemisulfate [catalogue_number] => PA 20 62650 [category_ids] => ,70,71,79,100, [chemical_name] => [weight] => 315.38 [form] => C17H18N2O•1/2H2SO4 [cas] => 1315588-70-5 [pslug] => 1315588-70-5-2-6-benzyloxyindolyl-ethylamine-hemisulfate-pa2062650 [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 62650
Molecular Formula : C17H18N2O•1/2H2SO4
Molecular Weight : 315.38
stdClass Object ( [pname] => 2-(4-Benzyloxy-indol-3-yl)ethanamine Hemisulfate Salt [catalogue_number] => PA 20 62660 [category_ids] => ,79,80,100,70, [chemical_name] => [weight] => 315.38 [form] => C17H18N2O•1/2H2SO4 [cas] => NA [pslug] => 2-4-benzyloxy-indol-3-yl-ethanamine-hemisulfate-salt-pa2062660 [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 62660
stdClass Object ( [pname] => 5-Hydroxytryptoline [catalogue_number] => PA 20 62680 [category_ids] => ,79,80,70,82,78, [chemical_name] => [weight] => 188.23 [form] => C11H12N2O [cas] => 23778-34-9 [pslug] => 23778-34-9-5-hydroxytryptoline-pa2062680 [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 62680
Molecular Formula : C11H12N2O
Molecular Weight : 188.23
stdClass Object ( [pname] => Indole-3-acetone [catalogue_number] => PA 20 62690 [category_ids] => ,79,80,70,82,78, [chemical_name] => [weight] => 173.21 [form] => C11H11NO [cas] => 1201-26-9 [pslug] => 1201-26-9-indole-3-acetone-pa2062690 [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 62690
Molecular Formula : C11H11NO
Molecular Weight : 173.21
stdClass Object ( [pname] => 5-Methyl-DL-tryptophan [catalogue_number] => PA 20 62700 [category_ids] => ,79,80,70,82,78, [chemical_name] => [weight] => 218.25 [form] => C12H14N2O2 [cas] => 951-55-3 [pslug] => 951-55-3-5-methyl-dl-tryptophan-pa2062700 [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 62700
Molecular Formula : C12H14N2O2
Molecular Weight : 218.25
stdClass Object ( [pname] => 5-Hydroxy L-Tryptophan-d4 (Major) [catalogue_number] => PA STI 052010 [category_ids] => ,79,71,98,76,75,78,70,82, [chemical_name] => [weight] => 224.25 [form] => C11H8D4N2O3 [cas] => 1246818-91-6 [pslug] => 1246818-91-6-5-hydroxy-l-tryptophan-d4-major-pasti052010 [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 052010
Molecular Formula : C11H8D4N2O3
Molecular Weight : 224.25
stdClass Object ( [pname] => 5-Hydroxy-DL-tryptophan [catalogue_number] => PA 20 62750 [category_ids] => ,79,71,76,75,78,70,82, [chemical_name] => [weight] => 220.23 [form] => C11H12N2O3 [cas] => 56-69-9 [pslug] => 56-69-9-5-hydroxy-dl-tryptophan-pa2062750 [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 62750
Molecular Weight : 220.23
stdClass Object ( [pname] => Tryptophan - Impurity B [catalogue_number] => PA 20 62020 [category_ids] => ,79,71,70,78,70,82, [chemical_name] => [weight] => 236.23 [form] => C11H12N2O4 [cas] => 184955-21-3 [pslug] => 184955-21-3-tryptophan-impurity-b-pa2062020 [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 62020
Molecular Weight : 236.23
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
Molecular Formula : C15H21ClN2O2
Molecular Weight : 296.79
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