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 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
CAS :
Molecular Formula : C11H12N2O4
Molecular Weight : 236.22
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] => 4-Benzyloxyindole [catalogue_number] => PA 20 62550 [category_ids] => ,80,100, [chemical_name] => [weight] => 223.27 [form] => C15H13NO [cas] => 20289-26-3 [pslug] => 20289-26-3-4-benzyloxyindole-pa2062550 [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 62550
Molecular Formula : C15H13NO
Molecular Weight : 223.27
stdClass Object ( [pname] => 6-Benzyloxyindole [catalogue_number] => PA 20 62560 [category_ids] => ,80,100, [chemical_name] => [weight] => 223.27 [form] => C15H13NO [cas] => 15903-94-3 [pslug] => 15903-94-3-6-benzyloxyindole-pa2062560 [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 62560
stdClass Object ( [pname] => 7-Benzyloxyindole [catalogue_number] => PA 20 62570 [category_ids] => ,80,100, [chemical_name] => [weight] => 223.27 [form] => C15H13NO [cas] => 20289-27-4 [pslug] => 20289-27-4-7-benzyloxyindole-pa2062570 [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 62570
stdClass Object ( [pname] => 5-Benzyloxyindole [catalogue_number] => PA 20 62590 [category_ids] => ,80,100, [chemical_name] => [weight] => 223.27 [form] => C15H13NO [cas] => 1215-59-4 [pslug] => 1215-59-4-5-benzyloxyindole-pa2062590 [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 62590
stdClass Object ( [pname] => 2-(6-Benzyloxyindolyl)acetonitrile [catalogue_number] => PA 20 62600 [category_ids] => ,80,100,70, [chemical_name] => [weight] => 262.31 [form] => C17H14N2O [cas] => 57765-24-9 [pslug] => 57765-24-9-2-6-benzyloxyindolyl-acetonitrile-pa2062600 [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 62600
Molecular Formula : C17H14N2O
Molecular Weight : 262.31
stdClass Object ( [pname] => 4-Benzyloxygramine [catalogue_number] => PA 20 62620 [category_ids] => 79,70,80,100 [chemical_name] => [weight] => 280.36 [form] => C18H20N2O [cas] => 13523-95-0 [pslug] => 13523-95-0-4-benzyloxygramine-pa2062620 [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 62620
Molecular Formula : C18H20N2O
Molecular Weight : 280.36
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
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
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
Molecular Formula : C17H18N2O•1/2H2SO4
Molecular Weight : 315.38
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] => Indole-d6 [catalogue_number] => PA STI 053000 [category_ids] => ,80,71,98, [chemical_name] => [weight] => 123.18 [form] => C8HD6N [cas] => 104959-27-5 [pslug] => 104959-27-5-indole-d6-pasti053000 [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 053000
Molecular Formula : C8HD6N
Molecular Weight : 123.18
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-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] => α-Methyltryptophan [catalogue_number] => PA 20 62740 [category_ids] => ,70,75,78,80,82, [chemical_name] => [weight] => 218.26 [form] => C12H14N2O2 [cas] => 153-91-3 [pslug] => 153-91-3-alpha-methyltryptophan-pa2062740 [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 62740
Molecular Weight : 218.26
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] => 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] => [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 62780
Molecular Formula : C11H12N2O2
Molecular Weight : 204.22
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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